Digital Atlas of the Virginia Flora

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• Accomack
  • Vascular Plants
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  Scientific Name	Common Name	Native Status
  Acalypha gracilens Gray	Slender Three-seeded Mercury, Short-stalk Copperleaf	N
  Acalypha rhomboidea Raf.	Common Three-seeded Mercury, Common Copperleaf	N
  Acer negundo L. var. negundo	Boxelder, Eastern Boxelder	N
  Acer platanoides L.	Norway maple	I
  Acer rubrum L.	Red Maple	N
  Acetosa acetosella (L.) P. Miller	Sheep Sorrel	I
  Achillea borealis Bongard	Common Yarrow	N
  Acorus calamus L.	Sweetflag, European Calamus	I
  Agalinis maritima (Raf.) Raf. var. maritima	Salt Marsh False Foxglove	N
  Agalinis purpurea (L.) Pennell	Purple False Foxglove	N
  Agalinis tenuifolia (Vahl) Raf.	Slender-leaf False Foxglove, Slender False Foxglove	N
  Agastache nepetoides (L.) Kuntze	Yellow Giant Hyssop	N
  Ageratina aromatica (L.) Spach	Small White Snakeroot, Lesser Snakeroot	N
  Agrimonia microcarpa Wallr.	Low Agrimony	N
  Agrimonia pubescens Wallr.	Downy Agrimony	N
  Agrimonia rostellata Wallr.	Woodland Agrimony	N
  Agrostemma githago L. var. githago	Common Corncockle	I
  Agrostis gigantea Roth	Redtop	I
  Agrostis hyemalis (Walt.) B.S.P.	Winter Bentgrass, Ticklegrass	N
  Agrostis perennans (Walt.) Tuckerman	Autumn Bentgrass	N
  Agrostis scabra Willd.	Rough Bentgrass	N
  Agrostis stolonifera L.	Creeping Bentgrass	I
  Ailanthus altissima (P. Miller) Swingle	Tree-of-heaven	I
  Aira caryophyllea L.	Silver Hairgrass	I
  Aira elegans Willd. ex Kunth	Elegant Hairgrass	I
  Aira praecox L.	Early Hairgrass, Spike Hairgrass	I
  Ajuga reptans L.	Carpet-bugle	I
  Akebia quinata (Houtt.) Dcne.	Five-leaf Akebia, Chocolate Vine	I
  Albizia julibrissin Durazz.	Mimosa, Silk Tree	I
  Alcea rosea L.	Hollyhock	I
  Alisma gramineum Lej.	Grass-leaved Water Plantain
  Alisma subcordatum Rafinesque	Southern Water-plantain	N
  Allium ampeloprasum L.	Wild Leek	I
  Allium vineale L.	Field Garlic, Onion Grass, Wild Onion	I
  Alnus serrulata (Ait.) Willd.	Smooth Alder, Hazel Alder	N
  Alopecurus myosuroides Huds.	Slender Foxtail Grass	I
  Amaranthus blitum L. ssp. emarginatus (Uline & W.L.Bray) Carr., Muñoz Garm., & Pedrol	Purple Amaranth, Livid Amaranth	I
  Amaranthus cannabinus (L.) J.D. Sauer	Tidal-marsh Amaranth, Water-hemp	N
  Amaranthus hybridus L.	Slender Pigweed, Smooth Pigweed, Green Amaranth	N
  Amaranthus pumilus Rafinesque	Sea-beach Amaranth, Dwarf Amaranth	N
  Amauropelta noveboracensis (L.) S.E. Fawcett & A.R. Smith	New York Fern	N
  Ambrosia artemisiifolia L.	Common Ragweed	N
  Ambrosia trifida L.	Giant Ragweed	N
  Amelanchier arborea (Michx. f.) Fernald	Downy Serviceberry	N
  Amelanchier canadensis (L.) Medik.	Canadian Serviceberry	N
  Amelanchier obovalis (Michx.) Ashe	Coastal Plain Serviceberry	N
  Ammannia latifolia L.	Koehne's Ammannia, Pink Redstem	N
  Amorpha fruticosa L.	False Indigo-bush, Tall Indigo-bush	N
  Amphicarpaea bracteata (L.) Fern. var. bracteata	Hog-peanut	N
  Amphicarpum amphicarpon (Pursh) Nash	Pine-barrens Peanut Grass, Pine-Barrens Goobergrass, Blue Maidencane	N
  Anagallis arvensis L.	Scarlet Pimpernel, Common Pimpernel	I
  Anchistea virginica (L.) Presl	Virginia Chain Fern	N
  Andersonglossum virginianum (L.) J.I. Cohen	Wild Comfrey	N
  Andropogon campbellii U.B. Deshmukh, M.B. Shende, & E.S. Reddy	Deceptive Bluestem	N
  Andropogon glomeratus (Walt.) B.S.P.	Bushy Bluestem	N
  Andropogon gyrans Ashe	Elliott's Bluestem	N
  Andropogon hirsutior (Hackel) Weakley & LeBlond	Hairy Bluestem	N
  Andropogon perangustatus Nash	Narrow-leaved Bluestem	N
  Andropogon tenuispatheus (Nash) Nash	Maritime Bushy Bluestem	N
  Andropogon ternarius Michx. var. ternarius	Splitbeard Bluestem, Silvery Bluestem	N
  Andropogon virginicus L.	Broomsedge, Broomstraw, Sedge Grass, Sage Grass	N
  Anemone quinquefolia L. var. quinquefolia	Wood Anemone	N
  Anemone virginiana L. var. virginiana	Thimbleweed, Tall Anemone	N
  Antennaria parlinii Fern. ssp. parlinii	Parlin's Pussytoes	N
  Antennaria plantaginifolia (L.) Richards.	Plantain-leaved Pussytoes	N
  Anthemis arvensis L.	Corn Chamomile	I
  Anthoxanthum odoratum L.	Sweet Vernal Grass	I
  Aphanes australis Rydberg	Slender Parsley-piert	I
  Apios americana Medik.	Groundnut	N
  Apocynum cannabinum L.	Indian Hemp, Hemp Dogbane	N
  Arabidopsis thaliana (Linnaeus) Heynhold	Mouse-ear Cress	I
  Aralia nudicaulis L.	Wild Sarsaparilla	N
  Aralia spinosa L.	Devil's Walking-stick	N
  Arctium minus Bernh.	Common Burdock, Lesser Burdock	I
  Arenaria serpyllifolia L.	Large Thyme-leaved Sandwort	I
  Arisaema dracontium (L.) Schott	Green Dragon	N
  Arisaema triphyllum (L.) Schott ssp. triphyllum	Common Jack-in-the-pulpit	N
  Aristida dichotoma Michx. var. curtissii Gray	Curtiss' Three-awn Grass	N
  Aristida dichotoma Michx. var. dichotoma	Fork-tip Three-awn Grass	N
  Aristida longespica Poir.	Eastern Slim-spike, Long-awned Slim-spike, Three-awn Grass	N
  Aristida oligantha Michx.	Prairie Three-awn Grass	N
  Aristida purpurascens Poir.	Purple Three-awn Grass, Arrow-feather, Three-awn Grass	N
  Aristida tuberculosa Nutt.	Sea-beach Needlegrass, Seaside Three-awn Grass	N
  Arnoglossum atriplicifolium (L.) H.E. Robins.	Pale Indian-plantain	N
  Aronia arbutifolia (L.) Pers.	Red Chokeberry	N
  Artemisia stelleriana Bess.	Hoary Mugwort, Beach Wormwood	I
  Artemisia vulgaris L.	Common Mugwort	I
  Arthraxon hispidus (Thunb.) Makino var. hispidus	Joint-head Grass	I
  Asclepias amplexicaulis J.E. Smith	Clasping Milkweed	N
  Asclepias incarnata L.	Swamp Milkweed	N
  Asclepias incarnata L. var. pulchra (Ehrh. ex Willd.) Pers.	Swamp Milkweed	N
  Asclepias lanceolata Walt.	Few-flower Milkweed	N
  Asclepias syriaca L.	Common Milkweed	N
  Asclepias tuberosa L. var. tuberosa	Butterfly-weed, Common Butterfly-weed	N
  Asclepias variegata L.	White Milkweed	N
  Asimina triloba (L.) Dunal	Pawpaw, Common Pawpaw	N
  Asparagus officinalis L.	Asparagus	I
  Asplenium platyneuron (L.) B.S.P.	Ebony Spleenwort	N
  Athyrium asplenioides (Michx.) A.A. Eaton	Southern Lady Fern	N
  Atriplex mucronata Raf.	Sea-beach Orach	N
  Atriplex prostrata Boucher ex DC.	Halberd-leaf Orach, Thin-leaf Orach, Triangle Orach	I
  Aureolaria virginica (L.) Pennell	Downy Yellow False Foxglove, Downy Oak-leach	N
  Baccharis halimifolia L.	High-tide Bush, Groundsel Tree	N
  Bacopa monnieri (L.) Wettstein	Coastal Water-hyssop	N
  Baptisia albescens Small	Narrow-pod White Wild Indigo, Spiked Wild Indigo	N
  Baptisia tinctoria (L.) R. Br. ex Ait. f.	Yellow Wild Indigo, Horsefly Weed	N
  Barbarea verna (Miller) Ascherson	Early Winter Cress	I
  Barbarea vulgaris R. Brown	Common Winter Cress, Yellow Rocket	I
  Bartonia virginica (L.) BSP	Yellow Bartonia, Yellow Screwstem	N
  Benthamidia florida (L.) Spach	Flowering Dogwood	N
  Berchemia scandens (Hill) K.Koch	Supplejack, American Rattan	N
  Bidens bipinnata L.	Spanish Needles	N
  Bidens comosa (Gray) Wiegand	Three-lobe Beggar-ticks	N
  Bidens comosa (Gray) Wiegand + Bidens connata Muhl. ex Willd.	Three-lobe Beggar-ticks	N
  Bidens connata Muhl. ex Willd.	Purple-stem Beggar-ticks	N
  Bidens discoidea (Torr. & Gray) Britt.	Small Beggar-ticks	N
  Bidens frondosa L.	Devil's Beggar-ticks	N
  Bidens laevis (L.) B.S.P.	Smooth Bur-marigold, Showy Bur-marigold	N
  Bidens polylepis Blake	Midwestern Tickseed Sunflower
  Bidens trichosperma (Michx.) Britt.	Tall Swamp Marigold, Crowned Beggar-ticks	N
  Bignonia capreolata L.	Cross-vine	N
  Boehmeria cylindrica (L.) Sw.	False Nettle	N
  Bolboschoenus robustus (Pursh) Sojak	Saltmarsh Bulrush	N
  Borrichia frutescens (L.) DC.	Seaside Oxeye, Sea Oxeye	N
  Botrychium matricariifolium (Retz.) A.Braun ex W.D.J.Koch	Daisyleaf Grape Fern, Daisyleaf Moonwort	N
  Botrypus virginianus (L.) Michx.	Rattlesnake Fern	N
  Brasenia schreberi J. F. Gmel.	Water Shield	N
  Brassica rapa Linnaeus	Turnip, Bird's Rape, Field Rape, Field Mustard	I
  Briza minor L.	Lesser Quaking Grass	I
  Bromus catharticus Vahl var. catharticus	Rescue Grass	I
  Bromus hordeaceus L. ssp. hordeaceus	Soft Brome Grass, Soft Chess	I
  Bromus inermis Leyss.	Awnless Brome Grass, Smooth Brome	I
  Bromus japonicus Thunb. ex Murr.	Japanese Brome Grass, Japanese Chess	I
  Bromus racemosus L.	Smooth Brome, Bald Brome, Meadow Brome, Hairy Chess	I
  Bromus sterilis L.	Poverty Brome	I
  Bromus tectorum L.	Downy Brome, Downy Chess, Cheatgrass	I
  Broussonetia papyrifera (L.) L'Her. ex Vent.	Paper Mulberry	I
  Buglossoides arvensis (L.) I.M. Johnston ssp. arvensis	Corn-gromwell	I
  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris	Common Hairsedge	N
  Cakile edentula (Bigelow) Hooker	American Sea Rocket	N
  Calamagrostis breviligulata (Fern.) Saarela ssp. breviligulata	American Beach Grass	N
  Calibrachoa parviflora (Juss.) D'Arcy	Wild Petunia, Seaside Petunia	I
  Callicarpa americana L.	American Beauty-berry, French-mulberry	N
  Callitriche heterophylla Pursh var. heterophylla	Large Water-starwort	N
  Callitriche palustris L.	Vernal Water-starwort	N
  Caltha palustris L.	Marsh Marigold, Cowslip	N
  Calystegia sepium (L.) R. Br. complex	Hedge Bindweed	N
  Calystegia soldanella (L.) R. Br. ex Roemer & J. A. Schultes	Seaside Bindweed	I
  Campsis radicans (L.) Seem. ex Bureau	Trumpet-creeper	N
  Capsella bursa-pastoris (Linnaeus) Medicus	Common Shepherd's Purse	I
  Cardamine hirsuta Linnaeus	Hairy Bittercress	I
  Cardamine parviflora Linnaeus var. arenicola (Britton) O. E. Schulz	Small-flowered Bittercress, Sand Bittercress	N
  Cardamine pensylvanica Muhlenberg ex Willdenow	Pennsylvania Bittercress	N
  Carex abscondita Mackenzie	Thicket Sedge	N
  Carex aggregata Mackenzie	Glomerate Sedge	N
  Carex alata Torrey	Broad-winged Sedge	N
  Carex albicans complex		N
  Carex albicans Willd. ex Sprengel var. emmonsii (Dewey ex Torr.) Rettig	Emmons's Sedge	N
  Carex albolutescens Schweinitz	Greenish-white Sedge	N
  Carex annectens (Bickn.) Bickn.	Yellow-fuited Sedge	N
  Carex arenaria L.	Sand Sedge	I
  Carex atlantica Bailey	Prickly Bog Sedge, Atlantic Sedge	N
  Carex blanda Dewey	Eastern Woodland Sedge	N
  Carex bullata Schk. ex Willd. var. greenei (Boeckeler) Fernald	Greene's Sedge	N
  Carex canescens L. var. disjuncta Fernald	Silvery Sedge	N
  Carex caroliniana Schweinitz	Carolina Sedge	N
  Carex cephalophora Muhl. ex Willd.	Oval-leaved Sedge	N
  Carex collinsii Nuttall	Collins's Sedge	N
  Carex comosa Boott	Bottlebrush Sedge, Bristly Sedge	N
  Carex complanata Torr. & Hook.	Hirsute Sedge	N
  Carex crinita Lam.	Long-fringed Sedge	N
  Carex crinita Lam. var. brevicrinis Fernald	Short-fringed Sedge	N
  Carex crinita Lam. var. crinita	Long-fringed Sedge	N
  Carex debilis Michaux var. debilis	White-edged Sedge	N
  Carex digitalis Willd.	Slender Woodland Sedge	N
  Carex digitalis Willd. var. digitalis	Slender Woodland Sedge	N
  Carex digitalis Willd. var. macropoda Fernald	Long-spiked Slender Woodland Sedge	N
  Carex extensa Goodenough	Long-bracted Sedge	I
  Carex festucacea Schk. ex Willd.	Fescue Sedge	N
  Carex floridana Schw.	Florida Sedge	N
  Carex frankii Kunth	Frank's Sedge	N
  Carex gigantea Rudge	Giant Sedge	N
  Carex gracilescens Steudel	Slender Loose-flowered Sedge	N
  Carex hormathodes Fernald	Marsh Straw Sedge	N
  Carex howei Mackenzie	Howe's Sedge	N
  Carex intumescens Rudge var. intumescens	Bladder Sedge	N
  Carex joorii Bailey	Joor's Sedge, Hummock Sedge, Cypress-swamp Sedge	N
  Carex kobomugi Ohwi	Japanese Beach Sedge	I
  Carex lacustris Willdenow	Lake-shore Sedge	N
  Carex laevivaginata (Kukenth.) Mackenzie	Smooth-sheathed Sedge	N
  Carex leptalea Wahlenberg var. harperi (Fernald) Weatherby & Griscom	Harper's Bristly-stalk Sedge	N
  Carex leptalea Wahlenberg var. leptalea	Bristly-stalk Sedge	N
  Carex lonchocarpa Willd. ex Sprengel	Southern Long Sedge	N
  Carex longii Mackenzie	Long's Sedge	N
  Carex louisianica Bailey	Louisiana Sedge	N
  Carex lupulina Willd.	Hop Sedge	N
  Carex lurida Wahlenb.	Sallow Sedge	N
  Carex mitchelliana M.A. Curtis	Mitchell's Sedge	N
  Carex muehlenbergii Schk. ex Willd.	Muehlenberg's Sedge	N
  Carex pensylvanica Lam.	Pennsylvania Sedge	N
  Carex retroflexa Muhl. ex Willd.	Reflexed Sedge	N
  Carex reznicekii Werier	Reznicek's Sedge	N
  Carex rosea Schk. ex Willd.	Rosy Sedge	N
  Carex seorsa Howe in Gordinier & Howe	Weak Stellate Sedge	N
  Carex silicea Olney	Sea-beach Sedge	N
  Carex stipata Muhl. ex Willd. var. maxima Chapman ex Boott	Large Stalk-grain Sedge	N
  Carex stipata Muhl. ex Willd. var. stipata	Stalk-grain Sedge, Awl-fruit Sedge	N
  Carex striata Michaux	Walter's Sedge	N
  Carex striatula Michaux	Lined Sedge	N
  Carex stricta Lam.	Tussock Sedge, Upright Sedge, Stool Sedge	N
  Carex styloflexa Buckley	Bent Sedge	N
  Carex swanii (Fernald) Mackenzie	Swan's Sedge	N
  Carex tonsa (Fernald) Bicknell	Shaved Sedge	N
  Carex tribuloides Wahlenb. var. tribuloides	Blunt Broom Sedge	N
  Carex vulpinoidea Michaux	Fox Sedge	N
  Carpinus caroliniana Walt.	American Hornbeam, Ironwood	N
  Carya glabra (P. Miller) Sweet	Pignut Hickory	N
  Carya illinoinensis (Wangenh.) K. Koch	Pecan	I
  Carya ovata (P.Mill.) K. Koch	Shagbark hickory	N
  Carya pallida (Ashe) Engl. & Graebn.	Sand Hickory, Pale Hickory	N
  Carya tomentosa (Poir.) Nutt.	Mockernut Hickory	N
  Castanea dentata (Marshall) Borkhausen	American Chestnut	N
  Castanea mollissima Blume	Chinese Chestnut	I
  Castanea pumila (Linnaeus) P. Miller	Allegheny Chinkapin	N
  Celastrus scandens L.	Climbing Bittersweet, American Bittersweet	N
  Celtis laevigata Willd.	Sugarberry, Southern Hackberry	N
  Celtis occidentalis L.	Common Hackberry, Northern Hackberry	N
  Celtis pumila Pursh	Dwarf Hackberry, Georgia Hackberry	N
  Cenchrus purpurascens Thunb.	Fountain Grass	I
  Cenchrus spinifex Cav.	Coastal Sandbur	N
  Cenchrus tribuloides L.	Dune Sandbur	N
  Centaurea benedicta (L.) L.	Blessed Thistle, Holy Thistle	I
  Centaurium erythraea Raf.	Common Centaury, Forking Centaury	I
  Centaurium pulchellum (Sw.) Druce	Lesser Centaury, Branching Centaury	I
  Centella erecta (L. f.) Fern.	Coinleaf, Erect Centella	N
  Centrosema virginianum (L.) Benth. ssp. virginianum	Spurred Butterfly Pea	N
  Cephalanthus occidentalis L.	Buttonbush	N
  Cerastium fontanum Baumg. ssp. vulgare (Hartman) Greuter & Burdet	Common Mouse-ear Chickweed	I
  Cerastium glomeratum Thuill.	Sticky Mouse-ear Chickweed	I
  Cerastium semidecandrum L.	Little Mouse-ear Chickweed	I
  Chaenomeles japonica (Thunb.) Lindl.	Japanese Flowering Quince	I
  Chaerophyllum tainturieri Hook.	Hairy-fruit Chervil, Southern Wild Chervil	N
  Chamaecrista fasciculata (Michx.) Greene var. fasciculata	Common Partridge-pea	N
  Chamaecrista nictitans (L.) Moench var. nictitans	Wild Sensitive Plant, Sensitive Partridge-pea	N
  Chamaecyparis thyoides (L.) BSP	Atlantic White Cedar	N
  Chasmanthium laxum (L.) Yates	Slender Spikegrass	N
  Chelone glabra L.	White Turtlehead	N
  Chenopodium album L.	Lamb's-quarters, Pigweed	I
  Chenopodium berlandieri Moq.	Pit-seed Goosefoot	N
  Chenopodium berlandieri Moquin-Tandon var. macrocalycium (Aellen) Cronquist	Pit-seed Goosefoot	N
  Chimaphila maculata (L.) Pursh	Spotted Wintergreen, Striped Wintergreen	N
  Chimaphila umbellata (L.) W. Barton ssp. cisatlantica (Blake) Hulten	Pipsissewa, Prince's-pine	N
  Chionanthus virginicus L.	Fringetree, Old Man's Beard	N
  Chondrilla juncea L.	Skeleton-weed, Rush Skeleton-weed	I
  Chrysopsis mariana (L.) Ell.	Maryland Golden-aster	N
  Cichorium intybus L.	Chicory, Succory	I
  Cicuta maculata L. var. maculata	Water-hemlock, Spotted Water-hemlock	N
  Cinna arundinacea L.	Common Wood Reedgrass, Sweet Wood Reed-grass	N
  Circaea canadensis (L.) Hill	Enchanter's Night-shade	N
  Cirsium discolor (Muhl. ex Willd.) Spreng.	Field Thistle	N
  Cirsium horridulum Michx. var. horridulum	Yellow Thistle, Common Yellow Thistle	N
  Cirsium vulgare (Savi) Ten.	Bull Thistle	I
  Cladium jamaicense Crantz	Sawgrass	N
  Cladium mariscoides (Muhl.) Torrey	Twig-rush	N
  Claytosmunda claytoniana (L.) Metzgar & Rouhan	Interrupted Fern	N
  Clematis terniflora DC.	Sweet Autumn Clematis, Japanese Clematis	I
  Clematis virginiana L.	Virgin’s-bower	N
  Clethra alnifolia L.	Sweet Pepperbush, Coastal White-alder	N
  Clitoria mariana L. var. mariana	Butterfly Pea	N
  Coleataenia anceps (Michx.) Soreng ssp. anceps	Beaked Panic Grass	N
  Coleataenia longifolia (Torrey) Soreng ssp. longifolia	Long-leaved Panic Grass	N
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. condensa (Nash) LeBlond	Dense Panic Grass	N
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. rigidula	Tall Flat Panic Grass	N
  Collinsonia canadensis L.	Richweed, Canada Horsebalm	N
  Comandra umbellata (L.) Nuttall var. umbellata	Eastern Bastard Toadflax	N
  Commelina communis L.	Asiatic Dayflower, Common Dayflower	I
  Conoclinium coelestinum (L.) DC.	Mistflower, Ageratum	N
  Convolvulus arvensis L.	Field Bindweed	I
  Corallorhiza odontorhiza (Willd.) Nuttall	Autumn Coralroot	N
  Coreopsis lanceolata L.	Long-stalk Coreopsis
  Coreopsis tinctoria Nutt. var. tinctoria	Plains Coreopsis, Golden Tickseed	I
  Coryphopteris simulata (Davenport) S.E. Fawcett	Bog Fern, Massachusetts Fern	N
  Crataegus crus-galli L. var. pyracanthifolia Aiton	Narrowleaf Cockspur Hawthorn	N
  Crocanthemum canadense (L.) Britton	Canada Frostweed, Canada Sunrose	N
  Crocanthemum propinquum (Bicknell) Bicknell	Low Frostweed	N
  Crotalaria sagittalis L.	Rattlebox, Arrowhead Rattlebox	N
  Croton glandulosus L. var. septentrionalis Muell.-Arg.	Tropic Croton, Tooth-leaved Croton, Sand Croton	N
  Cubelium concolor (T.F. Forst.) Raf. ex Britt. & A. Brown	Green Violet	N
  Cuscuta compacta Jussieu ex Choisy	Compact Dodder	N
  Cuscuta coryli Engelm.	Hazel Dodder	N
  Cuscuta gronovii Willd. ex Roem. & Schult.	Common Dodder	N
  Cuscuta pentagona Engelm.	Five-angled Dodder	N
  Cuscuta polygonorum Engelm.	Smartweed Dodder	N
  Cyanus segetum Hill	Cornflower, Bachelor's-buttons	I
  Cynodon dactylon (L.) Pers.	Bermuda Grass	I
  Cynosurus echinatus L.	Rough Dogtail Grass, Bristly Dogtail Grass	I
  Cyperus bipartitus Torrey	Slender Flatsedge, Shining Flatsedge	N
  Cyperus brevifolioides Thieret & Delahoussaye	Pasture Spikesedge, Asiatic Greenhead Sedge	I
  Cyperus compressus L.	Poorland Flatsedge	N
  Cyperus croceus Vahl	Baldwin's Flatsedge	N
  Cyperus diandrus Torrey	Umbrella Flatsedge	N
  Cyperus echinatus (L.) Wood	Globe Flatsedge	N
  Cyperus erythrorhizos Muhlenberg	Red-root Flatsedge	N
  Cyperus esculentus L. var. leptostachyus Böckler	Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond
  Cyperus filicinus Vahl.	Fern Flatsedge	N
  Cyperus flavescens L.	Yellow Flatsedge	N
  Cyperus flavicomus Michaux	White-edge Flatsedge	N
  Cyperus grayi Torrey	Gray's Flatsedge	N
  Cyperus haspan L.	Sheathed Flatsedge	N
  Cyperus hortensis (Salzmann ex Steudel) Dorr	Low Spikesedge	N
  Cyperus iria L.	Rice-field Flatsedge	I
  Cyperus lupulinus complex		N
  Cyperus neotropicalis Alain	American Halfchaff Sedge	N
  Cyperus odoratus L. var. odoratus	Fragrant Flatsedge, Rusty Flatsedge	N
  Cyperus polystachyos Rottboell	Coast Flatsedge, Many-spike Flatsedge	N
  Cyperus pseudovegetus Steudel	Green Flatsedge, Marsh Flatsedge	N
  Cyperus retrorsus Chapman	Pineland Flatsedge	N
  Cyperus rotundus L.	Purple Nutsedge, Nutgrass, Cocograss	I
  Cyperus strigosus L.	Straw-colored Flatsedge	N
  Cypripedium acaule Aiton	Pink Lady's-slipper, Moccasin-flower	N
  Cyrilla racemiflora L.	Swamp Cyrilla, Ti-ti	N
  Cytisus scoparius (L.) Link	Common Broom, Scotch Broom	I
  Dactylis glomerata L.	Orchard Grass	I
  Danthonia sericea Nutt.	Silky Oatgrass	N
  Danthonia spicata (L.) Beauv. ex Roemer & J.A. Schultes	Poverty Oatgrass	N
  Datura stramonium L.	Jimson-weed	I
  Daucus carota L.	Queen-Anne's Lace, Wild Carrot	I
  Decodon verticillatus (L.) Ell.	Swamp Loosestrife, Water-willow	N
  Dendrolycopodium obscurum (L.) A. Haines	Common Ground-pine, Common Tree-clubmoss, Flat-branched Tree-clubmoss	N
  Deparia acrostichoides (Sw.) M. Kato	Silvery Spleenwort	N
  Desmodium canescens (L.) DC.	Hoary Tick-trefoil	N
  Desmodium ciliare (Muhl. ex Willd.) DC.	Hairy Small-leaf Tick-trefoil	N
  Desmodium fernaldii Schub.	Fernald's Tick-trefoil	N
  Desmodium glabellum (Michx.) DC.	Dillenius' Tick-trefoil	N
  Desmodium laevigatum (Nutt.) DC.	Smooth Tick-trefoil	N
  Desmodium marilandicum (L.) DC.	Smooth Small-leaf Tick-trefoil, Maryland Tick-trefoil	N
  Desmodium nuttallii (Schindl.) Schub.	Nuttall's Tick-trefoil	N
  Desmodium paniculatum (L.) DC. var. paniculatum	Narrow-leaf Tick-trefoil, Panicled-leaf Tick-trefoil	N
  Desmodium viridiflorum (L.) DC.	Velvet-leaf Tick-trefoil	N
  Dianthus armeria L.	Deptford Pink	I
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. acuminatum	Woolly Panic Grass	N
  Dichanthelium acuminatum complex		N
  Dichanthelium boscii (Poir.) Gould & C.A. Clark	Bosc's Panic Grass	N
  Dichanthelium caerulescens (Hack. ex Fitchc.) Correll	Blue Panic Grass	N
  Dichanthelium clandestinum (L.) Gould	Deer-Tongue Grass	N
  Dichanthelium columbianum (Scribn.) Freckmann	American Witch Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould	Variable Panic Grass, Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. commutatum	Variable Panic Grass	N
  Dichanthelium depauperatum (Muhl.) Gould	Starved Panic Grass	N
  Dichanthelium dichotomum (L.) Gould var. dichotomum	Small-fruited Panic Grass	N
  Dichanthelium dichotomum complex		N
  Dichanthelium ensifolium (Baldwin ex Elliott) Gould	Small-leaved Panic Grass	N
  Dichanthelium lucidum (Ashe) LeBlond	Bog Panic Grass	N
  Dichanthelium meridionale (Ashe) Freckmann	Matting Panic Grass	N
  Dichanthelium microcarpon (Muhl. ex Elliott) Mohlenbrock	Branched Panic Grass	N
  Dichanthelium oligosanthes (J.A. Schultes) Gould	Few-flowered Panic Grass	N
  Dichanthelium ovale (Ell.) Gould & C.A. Clark var. addisonii (Nash) Gould & C.A. Clark	Addison's Panic Grass	N
  Dichanthelium ovale (Ell.) Gould & C.A. Clark var. ovale	Oval-flowered Panic Grass	N
  Dichanthelium polyanthes (Schultes) Mohlenbrock	Round-seed Panic Grass	N
  Dichanthelium roanokense (Ashe) LeBlond	Roanoke Panic Grass	N
  Dichanthelium scoparium (Lam.) Gould	Velvet Panic Grass	N
  Dichanthelium sphaerocarpon (Ell.) Gould	Round-fruited Panic Grass	N
  Dichanthelium spretum (J.A. Schultes) Freckmann	Eaton's Panic Grass	N
  Dichanthelium villosissimum (Nash) Freckmann var. villosissimum	White-haired Panic Grass	N
  Dichanthelium wrightianum (Scribn.) Freckmann	Wright's Panic Grass	N
  Digitaria filiformis (L.) Koeler var. filiformis	Slender Crabgrass	N
  Digitaria ischaemum (Schreb.) Muhl.	Smooth Crabgrass	I
  Digitaria sanguinalis (L.) Scop.	Northern Crabgrass	I
  Digitaria sanguinalis / ciliaris complex	Hairy Crabgrass, Big Crabgrass, Southern Crabgrass
  Digitaria violascens Link.	Violet Crabgrass	I
  Diodia virginiana L.	Virginia Buttonweed	N
  Dioscorea polystachya Turczaninow	Chinese Yam, Cinnamon Vine	I
  Dioscorea villosa L.	Wild Yam	N
  Diospyros virginiana L.	Common Persimmon, American Persimmon	N
  Diphasiastrum digitatum (Dill. ex A. Braun) Holub	Common Running-cedar, Common Running-pine	N
  Diplachne fusca (L.) P. Beauv. ex Roem. & Schult. ssp. fascicularis (Lam.). P.M. Peterson & N. Snow	Bearded Sprangletop, Long-awned Sprangletop, Salt-meadow Grass	N
  Distichlis spicata (L.) Greene	Saltgrass	N
  Draba verna Linnaeus	Whitlow-grass	I
  Drosera capillaris Poir.	Pink Sundew	N
  Drosera intermedia Hayne	Water Sundew, Spoonleaf Sundew	N
  Drosera rotundifolia L.	Roundleaf Sundew	N
  Dryopteris carthusiana (Vill.) H.P. Fuchs	Spinulose Wood Fern, Toothed Wood Fern	N
  Dryopteris cristata (L.) Gray	Crested Wood Fern, Crested Fern	N
  Dryopteris intermedia (Muhl. ex Willd.) Gray	Evergreen Wood Fern, Fancy Fern	N
  Dulichium arundinaceum (L.) Britton var. arundinaceum	Three-way Sedge	N
  Dysphania ambrosioides (L.) Mosyakin & Clemants	Mexican Tea, Wormseed, Epazote	I
  Dysphania pumilio (R. Br.) Mosyakin & Clemants	Clammy Goosefoot	I
  Echinochloa crus-galli (L.) Beauv. var. crus-galli	Barnyard Grass	I
  Echinochloa muricata (Beauv.) Fern. var. muricata	Rough Barnyard Grass	N
  Echinochloa walteri (Pursh) Heller	Swamp Barnyard Grass, Coast Cockspur Grass	N
  Eclipta prostrata (L.) L.	False Daisy, Yerba-de-tajo	N
  Edrastima uniflora (L.) Raf.	Clustered Bluets	N
  Elaeagnus angustifolia L.	Russian Olive, Oleaster	I
  Elaeagnus pungens Thunb.	Thorny Olive	I
  Elaeagnus umbellata Thunb.	Autumn Olive	I
  Eleocharis albida Torrey	White Spikerush	N
  Eleocharis engelmannii Steudel	Engelmann Spikerush	N
  Eleocharis equisetoides (Elliott) Torrey	Horsetail Spikerush	N
  Eleocharis fallax Weatherby	Creeping Spikerush	N
  Eleocharis flavescens (Poiret) Urban	Yellow Spikerush, Pale Spikerush	N
  Eleocharis microcarpa Torrey var. filiculmis Torrey	Small-fruited Spikerush	N
  Eleocharis obtusa (Willd.) Schultes	Blunt Spikerush	N
  Eleocharis olivacea Torrey var. olivacea	Bright Green Spikerush	N
  Eleocharis palustris (L.) Roemer & Schultes	Common Spikerush	N
  Eleocharis parvula (R. & S.) Link ex Bluff, Nees & Schauer	Dwarf Spikerush, Small Spikerush	N
  Eleocharis quadrangulata (Michaux) R. & S.	Square-stem Spikerush	N
  Eleocharis rostellata (Torrey) Torrey	Beaked Spikerush	N
  Eleocharis tenuis (Willd.) Schultes var. tenuis	Slender Spikerush	N
  Eleocharis tortilis (Link) Schultes	Twisted Spikerush	N
  Eleocharis tuberculosa (Michx.) Schultes	Long-tubercled Spikerush, Cone-cup Spikerush	N
  Eleocharis vivipara Link	Viviparous Spikerush	N
  Elephantopus carolinianus Raeusch.	Carolina Elephant's-foot	N
  Elephantopus nudatus Gray	Smooth Elephant's-foot	N
  Elephantopus tomentosus L.	Hairy Elephant's-foot, Devil's Grandmother	N
  Eleusine indica (L.) Gaertn.	Indian Goosegrass, Yard Grass	I
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball	Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. australis (Scribn. & C.R. Ball) J.J.N. Campbell	Hairy Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. glabriflorus	Smooth Southeastern Wild Rye	N
  Elymus repens (L.) Gould	Quackgrass, Dog Grass	I
  Elymus riparius Wieg.	Riverbank Wild Rye	N
  Elymus villosus Muhl. ex Willd.	Hairy Wild Rye, Downy Wild Rye	N
  Elymus virginicus L. var. halophilus (Bickn.) Wieg.	Virginia Wild Rye	N
  Elymus virginicus L. var. virginicus	Virginia Wild Rye	N
  Endodeca serpentaria (L.) Raf.	Virginia Snakeroot, Turpentine-root	N
  Epifagus virginiana (L.) W.Barton	Beechdrops	N
  Epigaea repens L.	Trailing Arbutus	N
  Epilobium coloratum Biehler	Purple-leaved Willow-herb	N
  Equisetum arvense L.	Field Horsetail	N
  Equisetum praealtum Rafinesque	Tall Scouring-Rush	N
  Eragrostis capillaris (L.) Nees	Lacegrass	N
  Eragrostis cilianensis (All.) Vignola. ex Janchen	Stinkgrass	I
  Eragrostis curvula (Schrad.) Nees	Weeping Lovegrass	I
  Eragrostis hirsuta (Michx.) Nees	Big-top Lovegrass	N
  Eragrostis pilosa (L.) Beauv. var. pilosa	India Lovegrass	I
  Eragrostis refracta (Muhl.) Scribn.	Coastal Lovegrass	N
  Eragrostis spectabilis (Pursh) Steud.	Purple Lovegrass, Tumblegrass	N
  Erechtites hieraciifolius (L.) Raf. ex DC.	Fireweed, Pilewort, American Burnweed	N
  Erianthus alopecuroides (L.) Ell.	Silver Plumegrass, Woolly Plumegrass	N
  Erianthus coarctatus Fernald	Compressed Plumegrass, Brown Plumegrass	N
  Erianthus contortus Ell.	Spiral-awned Plumegrass, Short-beard Plumegrass	N
  Erianthus giganteus (Walt.) P. Beauv.	Giant Plumegrass, Sugarcane Plumegrass	N
  Erigeron annuus (L.) Pers.	Annual Fleabane	N
  Erigeron canadensis L.	Horseweed, Common Horseweed	N
  Erigeron philadelphicus L. var. philadelphicus	Philadelphia Fleabane	N
  Erigeron pusillus Nutt.	Southern Horseweed	N
  Erigeron strigosus Muhl. ex Willd. var. strigosus	Daisy Fleabane	N
  Erigeron vernus (L.) Torr. & Gray	White-top Fleabane	N
  Eriocaulon aquaticum (Hill) Druce	Seven-angled Pipewort	N
  Eriocaulon decangulare L. var. decangulare	Ten-angled Pipewort	N
  Erodium cicutarium (L.) L'Her. ex Ait.	Common Storksbill, Heron's-bill, Red-stem Filaree, Alfileria	I
  Eryngium aquaticum L. var. aquaticum	Rattlesnake-master, Marsh Eryngo	N
  Eubotrys racemosus (L.) Nutt.	Fetterbush, Swamp Dog-hobble	N
  Euonymus americanus L.	Strawberry-bush, American Strawberry-bush, Heart's-a-bustin'	N
  Eupatorium album L.	White Thoroughwort	N
  Eupatorium capillifolium (Lam.) Small	Dog-fennel	N
  Eupatorium godfreyanum Cronq.	Godfrey's Thoroughwort	N
  Eupatorium hyssopifolium L.	Hyssop-leaf Thoroughwort	N
  Eupatorium leucolepis (DC.) Torr. & Gray	White-bracted Thoroughwort, Justice-weed	N
  Eupatorium maritimum E.E. Schilling	Maritime Thoroughwort	N
  Eupatorium perfoliatum L.	Boneset, Common Boneset	N
  Eupatorium pilosum Walt.	Vervain Thoroughwort, Rough Boneset	N
  Eupatorium pubescens Muhl. ex Willd.	Hairy Thoroughwort, Hairy Boneset	N
  Eupatorium rotundifolium L.	Roundleaf Thoroughwort, Roundleaf Boneset	N
  Eupatorium serotinum Michx.	Late Thoroughwort	N
  Eupatorium sessilifolium L.	Upland Boneset	N
  Eupatorium torreyanum Short and Peter	Torrey's Thoroughwort	N
  Euphorbia bombensis Jacquin	Southern Seaside Spurge, Dixie Sandmat	N
  Euphorbia cyparissias L.	Cypress Spurge	I
  Euphorbia dentata Michx.	Toothed Spurge, Green Poinsettia	I
  Euphorbia helioscopia L.	Sun Spurge, Wartweed	I
  Euphorbia maculata L.	Spotted Spurge, Milk-purslane	N
  Euphorbia nutans Lagasca y Segura	Nodding Spurge, Eyebane	N
  Euphorbia polygonifolia L.	Seaside Spurge, Seaside Sandmat	N
  Euthamia caroliniana (L.) Greene ex Porter & Britt.	Slender Flat-top Goldenrod	N
  Euthamia floribunda Greene	Mid-Atlantic Flat-top Goldenrod	N
  Euthamia lanceolata (L.) Nesom	Hairy Grass-leaved Goldenrod	N
  Euthamia weakleyi Nesom	Weakley’s Flat-top Goldentop	N
  Eutrochium dubium (Willd. ex Poir.) E.E. Lamont	Three-nerved Joe-pye-weed	N
  Eutrochium fistulosum (Barratt) E.E. Lamont	Hollow Joe-pye-weed	N
  Eutrochium purpureum (Linnaeus) E.E. Lamont var. purpureum	Sweet-scented Joe-pye-weed, Sweet Joe-pye-weed, Purple Joe-pye-weed	N
  Facelis retusa (Lam.) Schultz-Bip.	Trampweed	I
  Fagus grandifolia Ehrhart	American Beech	N
  Falcaria vulgaris Bernh.	Sickleweed	I
  Fallopia convolvulus (L.) A. Love	Bindweed, Black Bindweed	I
  Fallopia scandens (L.) Holub	Climbing False Buckwheat	N
  Festuca rubra L.	Red Fescue	N
  Festuca trachyphylla (Hackell) Krajina	Hard Fescue	I
  Ficus carica L.	Common Fig	I
  Fimbristylis autumnalis (L.) R. & S.	Slender Fimbry	N
  Fimbristylis caroliniana (Lam.) Fern.	Carolina Fimbry	N
  Fimbristylis castanea (Michx.) Vahl	Marsh Fimbry	N
  Foeniculum vulgare P. Mill.	Fennel, Sweet Fennel	I
  Fragaria virginiana Duchesne	Wild Strawberry	N
  Fraxinus americana L.	White Ash	N
  Fraxinus caroliniana P. Miller	Carolina Ash, Water Ash, Pop Ash	N
  Fraxinus pennsylvanica Marshall	Green Ash, Red Ash	N
  Fraxinus profunda (Bush) Bush	Pumpkin Ash	N
  Froelichia gracilis (Hook.) Moq.	Slender Cottonweed	I
  Fuirena pumila (Torrey) Sprengel	Dwarf Umbrella-sedge	N
  Fuirena squarrosa Michaux	Hairy Umbrella-sedge	N
  Galactia regularis (L.) B.S.P.	Eastern Milkpea	N
  Galinsoga quadriradiata Ruiz & Pavon	Fringed Quickweed, Hairy Galinsoga, Shaggy Soldier	I
  Galium aparine L.	Cleavers	N
  Galium bermudense L.	Coastal Bedstraw	N
  Galium circaezans Michx.	Forest Bedstraw	N
  Galium obtusum Bigelow	Blunt-leaf Bedstraw	N
  Galium obtusum Bigelow var. obtusum	Bluntleaf Bedstraw	N
  Galium pilosum Ait.	Hairy Bedstraw	N
  Galium sherardia E.H.L. Krause	Field Madder, Blue Field Madder	I
  Galium tinctorium L.	Three-lobed Bedstraw	N
  Galium uniflorum Michx.	One-flowered Bedstraw	N
  Gamochaeta argyrinea Nesom	Silvery Everlasting, Silver Cudweed	N
  Gamochaeta calviceps (Fern.) Cabrera	Narrow-leaf Purple Everlasting	N
  Gamochaeta purpurea (L.) Cabrera	Purple Cudweed, Purple Everlasting	N
  Gaultheria procumbens L.	Wintergreen, Teaberry	N
  Gaylussacia baccata (Wangenh.) K. Koch	Black Huckleberry	N
  Gaylussacia frondosa (L.) Torr. & Gray ex Torr.	Dangleberry	N
  Gentiana catesbaei Walt.	Coastal Plain Gentian, Elliott's Gentian	N
  Geranium carolinianum L.	Carolina Geranium, Carolina Cranesbill	N
  Geranium dissectum L.	Cut-leaf Geranium, Cut-leaf Cranesbill	I
  Geranium molle L.	Dove's-foot Geranium, Dove's-foot Cranesbill	I
  Geranium pusillum L.	Small Geranium, Small-flowered Cranesbill	I
  Geum canadense Jacquin	White Avens	N
  Geum virginianum L.	Cream Avens	N
  Glechoma hederacea L.	Gill-over-the-ground, Ground-ivy	I
  Gleditsia triacanthos L.	Honey Locust
  Glyceria obtusa (Muhl.) Trin.	Coastal Mannagrass	N
  Glyceria septentrionalis A.S. Hitchc.	Eastern Mannagrass, Floating Mannagrass	N
  Glyceria striata (Lam.) A.S. Hitchc. var. striata	Fowl Mannagrass	N
  Goodyera pubescens (Willd.) R.Br. ex Aiton f.	Downy Rattlesnake-plantain	N
  Gratiola neglecta Torr.	Clammy Hedge-hyssop	N
  Gratiola virginiana L. var. virginiana	Round-fruit Hedge-hyssop	N
  Greeneochloa coarctata (Eaton) P.M. Peterson, Soreng, Romasch. & Barberá	Nuttall's Reedgrass	N
  Gymnopogon ambiguus (Michx.) B.S.P.	Eastern Beard Grass	N
  Hackelia virginiana (L.) I.M.Johnston	Virginia Stickseed	N
  Hamamelis virginiana L. var. virginiana	Witch Hazel	N
  Hedera helix L.	English Ivy, Common Ivy	I
  Helenium amarum (Raf.) H. Rock var. amarum	Bitterweed	I
  Helenium autumnale L.	Common Sneezeweed, Autumn Sneezeweed	N
  Helianthus giganteus L.	Tall Sunflower, Giant Sunflower	N
  Helianthus petiolaris Nutt. ssp. petiolaris	Plains Sunflower	I
  Helianthus strumosus L.	Pale-leaved Sunflower	N
  Helianthus tuberosus L.	Jerusalem Artichoke	I
  Heliotropium curassavicum L. var. curassavicum	Seaside Heliotrope	N
  Hemerocallis fulva (L.) L.	Orange Day-lily, Tiger-lily	I
  Heterotheca subaxillaris (Lam.) Britt. & Rusby	Camphorweed, Dune Camphorweed	N
  Hexasepalum teres (Walter) J.H. Kirkbride	Common Buttonweed, Rough Buttonweed	N
  Hibiscus moscheutos L.	Swamp Rose-mallow, Eastern Rose-mallow, Crimson-eyed Rose-mallow	N
  Hibiscus syriacus L.	Rose-of-Sharon, Althaea	I
  Hieracium gronovii L.	Hairy Hawkweed	N
  Hieracium venosum L.	Rattlesnake Weed	N
  Holcus lanatus L.	Common Velvet Grass	I
  Holosteum umbellatum L. ssp. umbellatum	Jagged Chickweed	I
  Honckenya peploides (L.) Ehrh. ssp. robusta (Fern.) Hulten	Sea-beach Sandwort, Sea Sandwort	N
  Hordeum jubatum L. ssp. jubatum	Foxtail Barley
  Hordeum pusillum Nutt.	Little Barley	N
  Houstonia caerulea L.	Common Bluets, Azur Bluets, Quaker Ladies	N
  Houstonia purpurea L.	Summer Bluets	N
  Houstonia pusilla Schoepf	Tiny Bluets	N
  Hudsonia tomentosa Nutt.	Sand Heather, Woolly Beach Heather	N
  Huperzia lucidula (Michx.) Trevisan	Shining Clubmoss, Shining Firmoss	N
  Hydrocotyle prolifera Kellogg	Whorled Marsh-pennywort	N
  Hydrocotyle ranunculoides L. f.	Swamp Water-pennywort, Floating Marsh-pennywort	N
  Hydrocotyle umbellata L.	Marsh Water-pennywort, Marsh-pennywort	N
  Hydrocotyle verticillata Thunb.	Whorled Marsh-pennywort	N
  Hylodesmum nudiflorum (L.) H. Ohashi & R.R. Mill	Naked-Flowered Tick-trefoil	N
  Hypericum boreale (Britt.) Bickn.	Northern St. John's-wort	N
  Hypericum canadense L.	Canada St. John's-wort	N
  Hypericum crux-andreae (L.) Crantz	St. Peter's-wort	N
  Hypericum gentianoides (L.) B.S.P.	Pineweed, Orange-grass	N
  Hypericum gymnanthum Engelm. & A. Gray	Clasping St. John's-wort, Clasping-leaf St. John's-wort	N
  Hypericum hypericoides (L.) Crantz	St. Andrew's Cross	N
  Hypericum mutilum L.	Dwarf St. John's-wort	N
  Hypericum perforatum L.	Common St. John's-wort	I
  Hypericum punctatum Lam.	Spotted St. John's-wort	N
  Hypochaeris radicata L.	Spotted Cat's-ear	I
  Hypopitys monotropa Crantz	Pinesap	N
  Hypoxis wrightii (Baker) Brackett	Bristle-seed Yellow Stargrass, Wright's Stargrass	N
  Ilex glabra (L.) Gray	Inkberry	N
  Ilex opaca Aiton var. opaca	American Holly	N
  Ilex verticillata (L.) Gray	Winterberry	N
  Impatiens capensis Meerburg	Orange Jewelweed, Spotted Jewelweed	N
  Ipomoea coccinea L.	Red Morning Glory, Scarlet Creeper
  Ipomoea hederacea Jacq.	Ivy-leaf Morning Glory	I
  Ipomoea lacunosa L.	Small White Morning Glory	N
  Ipomoea pandurata (L.) G.F.W. Mey.	Wild Potato-vine, Manroot, Man-of-the-earth	N
  Ipomoea purpurea (L.) Roth	Common Morning Glory	I
  Iris versicolor L.	Larger Blue Flag, Northern Blue Flag	N
  Iris virginica L.	Virginia Blue Flag, Southern Blue Flag	N
  Isoetes hyemalis Brunton	Winter Quillwort	N
  Itea virginica L.	Virginia-willow, Virginia Sweetspire	N
  Iva frutescens L.	Marsh-elder	N
  Iva imbricata Walt.	Dune Marsh-elder, Seaside Marsh-elder	N
  Juglans cinerea L.	Butternut, White Walnut	N
  Juglans nigra L.	Black Walnut	N
  Juncus acuminatus Michx.	Sharp-fruited Rush	N
  Juncus biflorus Ell.	Large Grass-leaved Rush	N
  Juncus brachycarpus Engelm.	Short-fruited Rush	N
  Juncus bufonius L.	Toad Rush	N
  Juncus canadensis J. Gay ex Laharpe	Canadian Rush	N
  Juncus coriaceus Mackenzie	Leathery Rush	N
  Juncus debilis Gray	Weak Rush	N
  Juncus dichotomus Ell.	Forked Rush	N
  Juncus effusus L. var. solutus Fernald & Wiegand	Common Rush, Soft Rush	N
  Juncus gerardii Loisel.	Saltmarsh Rush, Blackfoot Rush, Blackgrass	N
  Juncus longii Fern.	Long's Rush	N
  Juncus marginatus Rostk.	Grass-leaved Rush	N
  Juncus megacephalus M.A. Curtis	Big-headed Rush	N
  Juncus pelocarpus E. Mey.	Brown-fruited Rush	N
  Juncus repens Michaux	Creeping Rush	N
  Juncus roemerianus Scheele	Black Needle Rush	N
  Juncus scirpoides Lam. var. compositus Harper	Lobe-headed Rush	N
  Juncus scirpoides Lam. var. scirpoides	Needle-pod Rush, Lobe-headed Rush	N
  Juncus secundus Beauv. ex Poir.	Secund Rush, Lopsided Rush	N
  Juncus tenuis Willd.	Path Rush, Slender Rush, Poverty Rush	N
  Juniperus virginiana L. var. virginiana	Eastern Redcedar	N
  Kalmia angustifolia L.	Sheep Laurel, Sheepkill	N
  Kalmia latifolia L.	Mountain Laurel, Ivy	N
  Kellochloa verrucosa (Muhl.) Lizarazu, M.V. Nicola, & Scataglini	Warty Panic Grass	N
  Kickxia elatine (L.) Dumort.	Sharp-leaf Cancerwort	I
  Kosteletzkya pentacarpos (L.) Ledebour	Seashore Mallow, Salt Marsh Mallow	N
  Krigia virginica (L.) Willd.	Dwarf-dandelion, Virginia Dwarf-dandelion	N
  Kummerowia stipulacea (Maxim.) Makino	Korean-clover	I
  Kummerowia striata (Thunb.) Schindl.	Japanese-clover	I
  Lactuca canadensis L.	Wild Lettuce	N
  Lactuca floridana (L.) Gaertn.	Florida Blue Lettuce, Woodland Lettuce	N
  Lactuca serriola L.	Prickly Lettuce	I
  Lamium amplexicaule L. var. amplexicaule	Henbit, Henbit Dead-nettle	I
  Lamium purpureum L.	Red Dead-nettle, Purple Dead-nettle	I
  Landoltia punctata (G. Mey.) D.H. Les & D.J. Crawford	Lesser Greater Duckweed	I
  Lathyrus latifolius L.	Everlasting Pea, Perennial Sweet Pea	I
  Lechea maritima Leggett ex B.S.P. var. virginica Hogdon	Virginia Beach Pinweed	N
  Lechea minor L.	Thyme-leaf Pinweed	N
  Lechea pulchella Raf.	Leggett's Pinweed	N
  Lechea pulchella Raf. var. pulchella	Leggett's Pinweed	N
  Lechea pulchella Raf. var. ramosissima (Hodgdon) Sorrie & Weakley	Leggett's Pinweed	N
  Lechea racemulosa Michx.	Common Pinweed, Illinois Pinweed	N
  Leersia oryzoides (L.) Sw.	Rice Cutgrass	N
  Leersia virginica Willd.	White Grass, White Cutgrass, Virginia Cutgrass	N
  Lemna minor L.	Common Duckweed	N
  Lemna perpusilla Torr.	Minute Duckweed	N
  Lemna valdiviana Phil.	Pale Duckweed	N
  Leontodon autumnalis L. ssp. autumnalis	Fall Dandelion	I
  Lepidium campestre (Linnaeus) R. Brown	Field Pepperweed, Field Peppergrass, Cow Cress	I
  Lepidium didymum L.	Lesser Swinecress	I
  Lepidium virginicum L. var. virginicum	Virginia Pepperweed, Virginia Peppergrass, Common Peppergrass, Poor Man's Pepper	N
  Lespedeza angustifolia (Pursh) Ell.	Narrow-leaf Lespedeza, Narrow-leaf Bush-clover	N
  Lespedeza capitata Michx.	Round-headed Lespedeza, Round-headed Bush-clover	N
  Lespedeza cuneata (Dum.-Cours.) G. Don	Sericea Lespedeza, Chinese Lespedeza	I
  Lespedeza frutescens (L.) Ell.	Violet Lespedeza, Violet Bush-clover	N
  Lespedeza procumbens Michx.	Trailing Lespedeza, Trailing Bush-clover	N
  Lespedeza repens (L.) W. Bart.	Creeping Lespedeza, Creeping Bush-clover	N
  Lespedeza stuevei Nutt.	Tall Lespedeza, Velvety Lespedeza, Tall Bush-clover	N
  Lespedeza violacea (L.) Pers.	Wand Lespedeza, Wand Bush-clover	N
  Lespedeza virginica (L.) Britt.	Slender Lespedeza, Slender Bush-clover	N
  Leucanthemum vulgare Lam.	Oxeye Daisy	I
  Ligustrum ovalifolium Hassk.	California Privet	I
  Ligustrum sinense Louriere	Chinese Privet	I
  Ligustrum vulgare L.	European Privet, Common Privet	I
  Lilaeopsis chinensis (L.) Kuntze	Marsh Lilaeopsis, Eastern Grasswort	N
  Lilium superbum L.	Turk's-cap Lily	N
  Limonium carolinianum (Walter) Britton	Sea Lavender, Carolina Sea Lavender	N
  Linaria canadensis (L.) Dumont	Blue Toadflax, Canada Toadflax	N
  Linaria vulgaris P. Mill.	Butter-and-eggs, Yellow Toadflax	I
  Lindera benzoin (L.) Blume	Spicebush	N
  Lindernia anagallidea (Michx.) Pennell	Long-stalked False Pimpernel	N
  Lindernia dubia (L.) Pennell var. dubia	False Pimpernel, Yellow-seed False Pimpernel	N
  Linum medium (Planch.) Britton var. texanum (Planch.) Fern.	Stiff Yellow Flax, Common Yellow Flax	N
  Linum striatum Walt.	Ridged Yellow Flax	N
  Linum virginianum L.	Virginia Yellow Flax, Woodland Flax	N
  Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl.	Lily-leaved Twayblade, Large Twayblade	N
  Liquidambar styraciflua L.	Sweetgum	N
  Liriodendron tulipifera L.	Tulip-Poplar, Yellow Poplar, Tuliptree	N
  Lithospermum caroliniense (Walt. ex J.F.Gmel.) MacM.	Golden Puccoon	N
  Lobelia cardinalis L.	Cardinal Flower	N
  Lobelia elongata Small	Long-leaf Lobelia, Elongated Lobelia	N
  Lobelia inflata L.	Indian Tobacco	N
  Lobelia nuttallii J. A.Schultes	Nuttall's Lobelia	N
  Lobelia puberula Michaux	Downy Lobelia	N
  Lolium arundinaceum (Schreb.) Darbysh.	Tall Fescue, Alta Fescue	I
  Lolium perenne L.	Rye Grass	I
  Lolium perenne L. var. aristatum Willd.	Italian Rye Grass, Annual Rye Grass	I
  Lolium perenne L. var. perenne	English Rye Grass, Perennial Rye Grass	I
  Lonicera japonica Thunb.	Japanese Honeysuckle	I
  Lonicera sempervirens L.	Trumpet Honeysuckle, Coral Honeysuckle	N
  Lonicera standishii Jacq.	Standish's Honeysuckle	I
  Lorinseria areolata (L.) Presl	Netted Chain Fern	N
  Ludwigia alternifolia L.	Seedbox, Alternate-leaved Seedbox	N
  Ludwigia linearis Walter	Narrow-leaved Seedbox	N
  Ludwigia palustris (L.) Elliott	Marsh Seedbox, Common Water-purslane	N
  Luzula multiflora (Ehrhart) Lejeune var. multiflora	Common Woodrush	N
  Lycium barbarum L.	Common Matrimony-vine, Wolfberry, Goji Berry	I
  Lycopodiella alopecuroides (L.) Cranfill	Foxtail Clubmoss	N
  Lycopodiella appressa (Chapman) Cranfill	Southern Bog Clubmoss	N
  Lycopus americanus Muhl. ex W. Bart.	American Bugleweed	N
  Lycopus europaeus L.	European Bugleweed, Gypsywort	I
  Lycopus rubellus Moench	Taper-leaf Water Horehound, Stalked Water Horehound	N
  Lycopus uniflorus Michx.	Northern Bugleweed	N
  Lycopus virginicus L.	Virginia Bugleweed, Virginia Water Horehound	N
  Lyonia ligustrina (L.) DC. var. ligustrina	Maleberry, He-Huckleberry	N
  Lysimachia nummularia L.	Moneywort, Creeping Jenny	I
  Lysimachia terrestris (L.) B.S.P.	Swamp Loosestrife, Bog Loosestrife, Swamp Candles	N
  Lythrum lineare L.	Narrow-leaf Loosestrife, Wand Loosestrife, Salt Marsh Loosestrife	N
  Lythrum salicaria L.	Purple Loosestrife	I
  Maclura pomifera (Raf.) Schneid.	Osage Orange, Hedge Apple, Bois-d'arc	I
  Magnolia grandiflora L.	Southern Magnolia, Bull-bay	I
  Magnolia virginiana L.	Sweetbay, Sweetbay Magnolia, Swamp Magnolia	N
  Maianthemum racemosum (L.) Link	Eastern Solomon's-plume, False Solomon's-seal	N
  Malus angustifolia (Aiton) Michx.	Southern Crabapple	N
  Malus domestica (Suckow) Borkh.	Common Apple	I
  Malva neglecta Wallroth	Common Mallow, Cheeses	I
  Matelea carolinensis (Jacq.) Woods.	Carolina Milkvine	N
  Matricaria discoidea DC.	Pineapple Weed, Rayless Chamomile	I
  Medicago lupulina L.	Black Medick	I
  Medicago sativa L.	Alfalfa, Lucerne	I
  Melampyrum lineare Desr.	Cow-wheat	N
  Melilotus albus Medikus	White Sweet-clover	I
  Melilotus officinalis (L.) Lam.	Yellow Sweet-clover	I
  Melothria pendula L.	Melonette, Creeping Cucumber, Guadeloupe Cucumber	N
  Mentha canadensis L.	Canada Mint, Wild Mint	N
  Mentha spicata L.	Spearmint	I
  Mentha ×piperita L.	Peppermint	I
  Mikania scandens (L.) Willd.	Climbing Hempweed	N
  Mimulus alatus Aiton	Winged Monkeyflower	N
  Mimulus ringens L. var. ringens	Square-stemmed Monkeyflower, Allegheny Monkeyflower	N
  Mirabilis jalapa L.	Common Four-o'clock, Marvel-of-Peru	I
  Miscanthus sinensis Anderss.	Chinese Silvergrass, Eulalia, Maiden Grass	I
  Mitchella repens L.	Partridge-berry	N
  Modiola caroliniana (L.) G. Don	Carolina Bristle Mallow	I
  Mollugo verticillata L.	Carpetweed, Green Carpetweed, Indian Chickweed	I
  Monarda punctata L. var. punctata	Horsemint, Spotted Beebalm	N
  Monotropa uniflora L.	Indian Pipe	N
  Morella cerifera (L.) Small	Southern Bayberry, Wax-Myrtle	N
  Morella pensylvanica (Mirbel) Kartesz	Northern Bayberry	N
  Morus alba L.	White Mulberry	I
  Morus rubra L.	Red Mulberry	N
  Muhlenbergia capillaris (Lam.) Trin.	Hair-awn Muhly, Long-awn Hairgrass	N
  Muhlenbergia schreberi J.F. Gmel.	Nimblewill	N
  Mummenhoffia alliacea (L.) Esmailbegi & Al-Shehbaz	Roadside Pennycress, Garlic Pennycress	I
  Muscadinia rotundifolia (Michx.) Small var. rotundifolia	Muscadine Grape, Scuppernong	N
  Muscari neglectum Guss. ex Ten.	Grape-hyacinth	I
  Myosotis discolor Pers.	Yellow-and-blue Forget-me-not	I
  Myosotis stricta Link ex Roemer & J.A.Schultes	Small-flowered Forget-me-not, Blue Scorpion-grass	I
  Myosotis verna Nutt.	Early Forget-me-not, Spring Forget-me-not	N
  Myosurus minimus L.	Tiny Mousetail
  Myriophyllum pinnatum (Walt.) BSP	Cut-leaf Water-milfoil	N
  Myriophyllum spicatum L.	Eurasian Water-milfoil	I
  Nabalus serpentarius (Pursh) Hooker	Lion's foot, Cankerweed	N
  Neottia bifolia (Raf.) Bombach	Southern Twayblade	N
  Nepeta cataria L.	Catnip, Catmint	I
  Nuphar advena (Ait.) Ait.f.	Yellow Pond-lily, Common Spatterdock	N
  Nymphaea odorata Aiton ssp. odorata	White Water-lily, Fragrant Water-lily	N
  Nymphoides aquatica (J.F. Gmel.) Kuntze	Big Floating Heart, Banana Floating Heart	N
  Nyssa biflora Walt.	Swamp Tupelo, Swamp Black Gum	N
  Nyssa sylvatica Marshall	Black Gum, Sour Gum	N
  Obolaria virginica L.	Pennywort	N
  Oenothera biennis L.	Common Evening-primrose	N
  Oenothera fruticosa L.	Narrow-leaf Sundrops, Southern Sundrops	N
  Oenothera humifusa Nuttall	Sea-beach Evening-primrose	N
  Oenothera laciniata Hill	Cutleaf Evening-primrose	N
  Oenothera parviflora L.	Small-flowered Evening-primrose	N
  Oenothera speciosa Nuttall	Pink Evening-primrose, Showy Evening-primrose, Pink-ladies	I
  Onoclea sensibilis L.	Sensitive Fern, Bead Fern	N
  Ophioglossum pycnostichum (Fernald) A. & D. Love	Southern Adder's-tongue	N
  Opuntia humifusa (Raf.) Raf.	Eastern prickly-pear	N
  Opuntia humifusa complex	Eastern Prickly-pear	N
  Ornithogalum umbellatum L.	Common Star-of-Bethlehem	I
  Orobanche minor J.E. Smith	Common Broomrape, Lesser Broomrape, Small Broomrape	I
  Orontium aquaticum L.	Golden Club	N
  Osmunda spectabilis Willd.	Royal Fern	N
  Osmundastrum cinnamomeum (L.) C. Presl var. cinnamomeum	Cinnamon Fern	N
  Oxalis articulata Savigny	Red Wood-sorrel	I
  Oxalis dillenii Jacquin	Southern Yellow Wood-sorrel	N
  Oxalis stricta L.	Common Yellow Wood-sorrel	N
  Oxalis violacea L.	Violet Wood-sorrel	N
  Oxydendrum arboreum (L.) DC.	Sourwood, Sorrel Tree	N
  Oxypolis rigidior (L.) Raf.	Cowbane, Stiff Cowbane	N
  Packera anonyma (Wood) W.A. Weber & A. Love	Small's Ragwort	N
  Packera aurea (L.) A. & D. Love	Golden Ragwort, Heartleaf Ragwort	N
  Packera tomentosa (Michx.) C. Jeffrey	Woolly Ragwort	N
  Panicum amarulum Hitchc. & Chase	Beach Panic Grass, Southern Seabeach Grass	N
  Panicum amarum complex	Sea-beach Grass, Beach Panic Grass	N
  Panicum amarum Ell.	Bitter Seabeach Grass	N
  Panicum capillare L. ssp. capillare	Witch Grass	N
  Panicum dichotomiflorum Michx. var. dichotomiflorum	Spreading Panic Grass, Fall Panic Grass	N
  Panicum virgatum L.	Switchgrass	N
  Panicum virgatum L. var. virgatum	Switchgrass	N
  Parapholis incurva (L.) C.E. Hubbard	Sickle Grass	I
  Parietaria pensylvanica Muhl. ex Willd.	Pennsylvania Pellitory, Rock Pellitory	N
  Parthenocissus inserta (Kern.) Fritsch	Thicket Creeper, Woodbine
  Parthenocissus quinquefolia (L.) Planch.	Virginia-creeper	N
  Paspalum dilatatum Poir.	Dallis Grass	I
  Paspalum dissectum (L.) L.	Walter's Paspalum, Mudbank Crowngrass	N
  Paspalum distichum L.	Joint Paspalum, Knotgrass	N
  Paspalum floridanum Michx.	Florida Paspalum	N
  Paspalum laeve Michx.	Field Paspalum	N
  Paspalum notatum Fluegge	Bahia Grass	I
  Paspalum setaceum Michx.	Thin Paspalum, Slender Paspalum	N
  Passiflora incarnata L.	Purple Passionflower, Maypop	N
  Passiflora lutea L.	Yellow Passionflower	N
  Pastinaca sativa L.	Wild Parsnip	I
  Paulownia tomentosa (Thunb.) Steud.	Royal Paulownia, Princess Tree, Empress Tree	I
  Peltandra virginica (L.) Schott	Arrow-arum, Tuckahoe	N
  Penthorum sedoides L.	Ditch Stonecrop	N
  Perilla frutescens (L.) Britt.	Perilla, Beefsteak Plant	I
  Persicaria arifolia (L.) Haraldson	Halberd-leaf Tearthumb	N
  Persicaria densiflora (Meisner) Moldenke	Dense-flowered Smartweed	N
  Persicaria hydropiperoides (Michx.) Small	Mild Water-pepper, Marsh-pepper Smartweed	N
  Persicaria longiseta (Bruijn) Kitagawa	Long-bristled Smartweed, Bristly Lady's-Thumb	I
  Persicaria maculosa Gray	Lady's-thumb, Spotted Lady's-thumb	I
  Persicaria pensylvanica (L.) M. Gomez	Pennsylvania Smartweed, Pinkweed	N
  Persicaria punctata (Ell.) Small	Dotted Smartweed	N
  Persicaria sagittata (L.) H. Gross ex Nakai	Arrow-leaf Tearthumb	N
  Persicaria setacea (Baldw.) Small	Bog Smartweed, Swamp Smartweed	N
  Persicaria virginiana (L.) Gaertn.	Virginia Knotweed, Jumpseed	N
  Phalaris arundinacea L.	Reed Canary Grass, Ribbon Grass
  Phegopteris hexagonoptera (Michx.) Fee	Broad Beech Fern	N
  Phleum pratense L.	Timothy	I
  Phlox drummondii Hook.	Annual Phlox	I
  Phlox paniculata L.	Fall Phlox, Garden Phlox	N
  Phoradendron leucarpum (Raf.) Reveal & M.C. Johnston ssp. leucarpum	American Mistletoe, Eastern Mistletoe	N
  Phragmites australis (Cav.) Trin. ex Steud.	Common Reed	I
  Phryma leptostachya L.	Lopseed, American Lopseed	N
  Phyla lanceolata (Michx.) Greene	Frogfruit, Lance-leaf Frogfruit	N
  Physalis heterophylla Nees	Clammy Ground-cherry	N
  Physalis virginiana P. Miller	Virginia Ground-cherry	N
  Phytolacca americana L. var. americana	Common Pokeweed	N
  Pilea fontana (Lunell) Rydb.	Lesser Clearweed, Blackfruit Clearweed	N
  Pilosella caespitosa (Dum.) P.D. Sell & C. West	Meadow Hawkweed, Yellow King-devil	I
  Pilosella officinarum F. Schultz & Schultz Bip.	Mouse-ear Hawkweed	I
  Pinus echinata Miller	Shortleaf Pine	N
  Pinus palustris Miller	Longleaf Pine	N
  Pinus taeda L.	Loblolly Pine	N
  Pinus virginiana Miller	Virginia Pine, Scrub Pine	N
  Piptochaetium avenaceum (L.) Parodi	Eastern Needlegrass	N
  Pityopsis aspera (Shuttlw. ex Small) Small var. adenolepis (Fern.) Semple & Bowers	Pineland Golden-aster	N
  Pityopsis nervosa (Willd.) Dress	Grass-leaved Golden-aster	N
  Plantago aristata Michxaux	Bracted Plantain, Large-bracted Plantain	I
  Plantago lanceolata L.	English Plantain, Rib-grass	I
  Plantago maritima L. var. juncoides (Lamarck) Gray	Seaside Plantain	N
  Plantago rugelii Dcne.	American Plantain, Broad-leaved Plantain, Blackseed Plantain	N
  Plantago virginica L.	Virginia Plantain, Paleseed Plantain	N
  Platanthera clavellata (Michx.) Luer	Small Green Wood Orchid	N
  Platanthera cristata (Michx.) Lindl.	Crested Fringed Orchid, Golden Fringed Orchid	N
  Platanus occidentalis L.	Sycamore, American Sycamore	N
  Pleopeltis michauxiana (Weath.) Hickey & Sprunt	Resurrection Fern, Scaly Polypody	N
  Pluchea camphorata (L.) DC.	Camphorweed, Camphor Pluchea	N
  Pluchea foetida (L.) DC. var. foetida	Stinking Camphorweed	N
  Pluchea odorata (L.) Cass.	Salt Marsh Fleabane	N
  Poa annua L.	Annual Bluegrass	I
  Poa autumnalis Muhl. ex Ell.	Autumn Bluegrass	N
  Poa compressa L.	Flat-stemmed Bluegrass	I
  Poa pratensis L.	Kentucky Bluegrass	I
  Poa trivialis L. ssp. trivialis	Rough Bluegrass	I
  Podophyllum peltatum L.	Mayapple	N
  Pogonia ophioglossoides (L.) Ker-Gawl.	Rose Pogonia	N
  Polygonatum biflorum (Walt.) Ell.	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. biflorum	Solomon's-seal	N
  Polygonella articulata (L.) Meisn.	Coastal Jointweed, Sand Jointweed	N
  Polygonum aviculare L.	Prostrate Knotweed, Knotgrass	I
  Polygonum glaucum Nutt.	Sea-beach Knotweed	N
  Polygonum ramosissimum Michx.	Bushy Knotweed	N
  Polypogon monspeliensis (L.) Desf.	Annual Rabbitfoot Grass	I
  Polypremum procumbens L.	Juniper-leaf, Rustweed, Polypremum	N
  Polystichum acrostichoides (Michx.) Schott	Christmas Fern	N
  Pontederia cordata L. var. cordata	Pickerelweed	N
  Populus alba L.	White Poplar, Silver Poplar	I
  Populus deltoides Bartram ex Marshall ssp. deltoides	Eastern Cottonwood	N
  Populus grandidentata Michx.	Bigtooth Aspen	N
  Populus heterophylla L.	Swamp Cottonwood	N
  Portulaca oleracea L.	Common Purslane, Garden Purslane	I
  Potamogeton diversifolius Raf.	Waterthread Pondweed, Common Snailseed Pondweed	N
  Potamogeton epihydrus Raf.	Ribbonleaf Pondweed	N
  Potamogeton foliosus Raf. var. foliosus	Leafy Pondweed	N
  Potamogeton nodosus L.	Longleaf Pondweed, American Pondweed	N
  Potamogeton pulcher Tuckerman	Spotted Pondweed	N
  Potamogeton pusillus L.	Small Pondweed	N
  Potentilla canadensis L.	Dwarf Cinquefoil, Canada Cinquefoil	N
  Potentilla indica (Andr.) T. Wolf	Indian-strawberry	I
  Potentilla recta L.	Sulphur Cinquefoil, Rough-fruited Cinquefoil	I
  Potentilla simplex Michx.	Common Cinquefoil	N
  Proboscidea louisianica (P. Miller) Thellung	Unicorn-plant, Devil's-claw	I
  Proserpinaca palustris L.	Common Mermaid-weed	N
  Prunella vulgaris L.	Self-heal, Heal-all	N
  Prunus americana Marshall	American Wild Plum	N
  Prunus avium (L.) L.	Sweet Cherry, Bird Cherry	I
  Prunus persica (L.) Batsch	Peach	I
  Prunus serotina Ehrhart ssp. serotina	Black Cherry, Wild Black Cherry	N
  Pseudognaphalium obtusifolium (L.) Hilliard & Burtt	Sweet Everlasting, Catfoot, Rabbit Tobacco	N
  Pseudognaphalium stramineum (Kunth) W.A. Weber	Cotton-batting Plant	I
  Pteridium aquilinum (L.) Kuhn	Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. pseudocaudatum (Clute) Hulten	Southern Bracken Fern	N
  Ptilimnium capillaceum (Michx.) Raf.	Mock Bishop's-weed	N
  Puccinellia distans (Jacq.) Parl.	European Alkali Grass	I
  Puccinellia fasciculata (Torr.) Bickn.	Eastern Alkali Grass, Saltmarsh Goosegrass
  Pueraria montana (Loureiro) Merritt var. lobata (Willd.) Maesen & S. Almeida	Kudzu	I
  Pycnanthemum incanum (L.) Michx. var. incanum	Hoary Mountain-mint	N
  Pycnanthemum incanum complex	Hoary Mountain-mint	N
  Pycnanthemum pycnanthemoides (Leavenworth) Fern.	Southern Mountain-mint	N
  Pycnanthemum setosum Nutt.	Awned Mountain-mint	N
  Pyrola americana Sweet	Round-leaved Pyrola, American Wintergreen	N
  Pyrrhopappus carolinianus (Walt.) DC.	Carolina False Dandelion	N
  Quercus alba Linnaeus	White Oak	N
  Quercus coccinea Muenchhausen	Scarlet Oak	N
  Quercus falcata Michaux	Southern Red Oak, Spanish Oak	N
  Quercus lyrata Walter	Overcup Oak	N
  Quercus marilandica Muenchhausen var. marilandica	Blackjack Oak	N
  Quercus michauxii Nuttall	Swamp Chestnut Oak, Basket Oak	N
  Quercus montana Willd.	Chestnut Oak, Rock Chestnut Oak	N
  Quercus muehlenbergii Engelmann	Chinquapin Oak, Chinkapin Oak, Yellow Oak	N
  Quercus nigra Linnaeus	Water Oak	N
  Quercus pagoda Rafinesque	Cherrybark Oak, Swamp Spanish Oak	N
  Quercus palustris Muenchhausen	Pin Oak	N
  Quercus phellos Linnaeus	Willow Oak	N
  Quercus rubra Linnaeus var. rubra	Northern Red Oak	N
  Quercus stellata Wangenheim	Post Oak	N
  Quercus velutina Lamarck	Black Oak	N
  Quercus virginiana Miller	Live Oak	N
  Ranunculus abortivus L.	Kidneyleaf Buttercup	N
  Ranunculus acris L.	Tall Buttercup, Bitter Buttercup	I
  Ranunculus bulbosus L.	Bulbous Buttercup	I
  Ranunculus parviflorus L.	Small-flowered Buttercup, Stick-seed Crowfoot	I
  Ranunculus pusillus Poir.	Low Spearwort	N
  Ranunculus recurvatus Poir. var. recurvatus	Hooked Buttercup, Hooked Crowfoot	N
  Ranunculus repens L.	Creeping Buttercup	I
  Ranunculus sardous Crantz	Hairy Buttercup	I
  Ranunculus sceleratus L. var. sceleratus	Cursed Buttercup, Celery-leaved Crowfoot	N
  Raphanus raphanistrum L.	Wild Radish, Jointed Charlock, White Charlock	I
  Reynoutria japonica Houttuyn var. japonica	Japanese Knotweed	I
  Rhexia mariana L. var. mariana	Maryland Meadow Beauty, Pale Meadow Beauty	N
  Rhexia ventricosa Fernald & Griscom	Swollen Meadow Beauty	N
  Rhexia virginica L.	Virginia Meadow Beauty	N
  Rhododendron atlanticum (Ashe) Rehder	Dwarf Azalea	N
  Rhododendron periclymenoides (Michx.) Shinners	Wild Azalea, Pinxterflower, Pinxterbloom Azalea	N
  Rhododendron viscosum (L.) Torr. var. serrulatum (Small) H.E. Ahles	Southeastern Swamp Azalea, Southeastern Clammy Azalea	N
  Rhododendron viscosum (L.) Torr. var. viscosum	Swamp Azalea, Clammy Azalea	N
  Rhus copallinum L. var. copallinum	Winged Sumac, Shining Sumac	N
  Rhus copallinum L. var. latifolia Engler	Winged Sumac, Shining Sumac	N
  Rhus glabra L.	Smooth Sumac	N
  Rhynchosia tomentosa (L.) Hook. & Arnott	Hairy Snoutbean	N
  Rhynchospora alba (L.) Vahl	Northern White Beaksedge	N
  Rhynchospora capitellata (Michaux) Vahl	Brownish Beaksedge	N
  Rhynchospora chalarocephala Fernald and Gale	Loose-headed Beaksedge	N
  Rhynchospora corniculata (Lam.) Gray	Short-bristled Horned Beaksedge	N
  Rhynchospora debilis Gale	Savanna Beaksedge	N
  Rhynchospora globularis (Chapman) Small	Globe Beaksedge	N
  Rhynchospora glomerata (L.) Vahl	Clustered Beaksedge	N
  Rhynchospora gracilenta Gray	Slender Beaksedge	N
  Rhynchospora microcephala (Britton) Britton ex Small	Small-headed Bunched Beaksedge	N
  Rhynchospora oligantha Gary	Feather-bristled Beaksedge	N
  Rhynchospora scirpoides (Torrey) Grisebach	Long-beaked Beaksedge	N
  Robinia pseudoacacia L.	Black Locust	N
  Rosa carolina L. ssp. carolina	Carolina Rose, Pasture Rose	N
  Rosa luciae Franchet & Rochebrune ex Crepin	Memorial Rose, Dorothy Perkins Rose, Lucie Rose	I
  Rosa multiflora Thunb. ex Murr.	Multiflora Rose	I
  Rosa palustris Marsh.	Swamp Rose	N
  Rosa rugosa Thunb.	Japanese Rose	I
  Rotala ramosior (L.) Koehne	Toothcup	N
  Rubus allegheniensis Porter	Allegheny Blackberry	N
  Rubus bifrons Vest	European Blackberry, Himalayan Blackberry	I
  Rubus cuneifolius Pursh	Sand Blackberry	N
  Rubus flagellaris Willd.	Common Dewberry	N
  Rubus hispidus L.	Bristly Dewberry, Swamp Dewberry	N
  Rubus occidentalis L.	Black Raspberry	N
  Rubus pensilvanicus Poir.	Pennsylvania Blackberry, Prickly Blackberry	N
  Rubus phoenicolasius Maxim.	Wineberry	I
  Rudbeckia hirta L. var. pulcherrima Farwell	Black-eyed Susan	N
  Rudbeckia laciniata L.	Cut-leaf Coneflower, Common Cut-leaf Coneflower, Green-headed Coneflower	N
  Rudbeckia laciniata L. var. bipinnata Perdue		N
  Rudbeckia laciniata L. var. laciniata	Common Cut-leaf Coneflower	N
  Rudbeckia triloba L. var. triloba	Three-lobed Coneflower, Brown-eyed Susan	N
  Ruellia caroliniensis (Gmelin) Steudel	Carolina Wild-petunia, Common Wild-petunia	N
  Rumex conglomeratus Murr.	Clustered Dock, Clustered Green Dock	I
  Rumex crispus L. ssp. crispus	Curly Dock	I
  Rumex obtusifolius L.	Bitter Dock, Broad-leaf Dock	I
  Rumex pulcher L.	Fiddle Dock	I
  Rumex verticillatus L.	Swamp Dock	N
  Ruppia maritima L.	Wigeon-grass, Ditch-grass	N
  Sabatia angularis (L.) Pursh	Rose-pink	N
  Sabatia campanulata (L.) Torr.	Slender Marsh-pink, Slender Rose-gentian	N
  Sabatia dodecandra (L.) BSP	Large Marsh-pink, Marsh Rose-gentian	N
  Sabatia stellaris Pursh	Salt-marsh Pink, Sea-pink	N
  Sacciolepis striata (L.) Nash	American Cupscale	N
  Sagina decumbens (Ell.) Torrey & A. Gray ssp. decumbens	Trailing Pearlwort	N
  Sagittaria australis (J.G.Smith) Small	Long-beaked Arrowhead	N
  Sagittaria lancifolia L. var. media Micheli	Lance-leaved Arrowhead, Bull-tongue Arrowhead	N
  Sagittaria latifolia Willdenow	Broad-leaved Arrowhead, Duck Potato, Wapato	N
  Salicornia ambigua Michaux	Woody Glasswort, Perennial Glasswort	N
  Salicornia bigelovii Torr.	Dwarf Glasswort, Dwarf Saltwort	N
  Salicornia virginica L.	Jointed Glasswort	N
  Salix caroliniana Michx.	Carolina Willow, Coastal Plain Willow	N
  Salix nigra Marsh.	Black Willow	N
  Salix sericea Marsh.	Silky Willow	N
  Salix ×fragilis L.	Crack Willow, Brittle Willow	I
  Salsola kali L.	Saltwort
  Salvia lyrata L.	Lyre-leaf Sage	N
  Sambucus canadensis L.	Common Elderberry	N
  Samolus parviflorus Raf.	Water-pimpernel, Brookweed	N
  Sanguinaria canadensis L.	Bloodroot	N
  Sanicula canadensis L. var. canadensis	Black Snakeroot	N
  Saponaria officinalis L.	Soapwort, Bouncing Bet	I
  Sarracenia purpurea L.	Purple Pitcher Plant	N
  Sassafras albidum (Nutt.) Nees	Sassafras	N
  Saururus cernuus L.	Lizard's-tail, Water-dragon	N
  Sceptridium biternatum (Savigny) Lyon	Southern Grape Fern	N
  Sceptridium dissectum (Sprengel) Lyon	Cut-leaf Grape Fern, Dissected Grape Fern	N
  Sceptridium oneidense (Gilbert) Holub	Blunt-lobed Grape Fern	N
  Schizachyrium littorale (Nash) E.P. Bicknell	Seaside Little Bluestem	N
  Schizachyrium scoparium (Michx.) Nash var. scoparium	Little Bluestem	N
  Schoenoplectus americanus (Pers.) Volk. ex Schinz & Keller	Olney Threesquare	N
  Schoenoplectus pungens (Vahl) Palla var. pungens	Common Threesquare, Chairmaker's Rush	N
  Schoenoplectus tabernaemontani (Gmelin) Palla	Soft-stem Bulrush	N
  Scirpus cyperinus (L.) Kunth	Woolgrass	N
  Scleranthus annuus L. ssp. annuus	Knawel, Annual Knawel	I
  Scleria muehlenbergii Steudel	Pitted Nutrush	N
  Scleria verticillata Muhl. ex Willd.	Whorled Nutrush	N
  Sclerolepis uniflora (Walt.) B.S.P.	One-flowered Sclerolepis, Pink Bog-button	N
  Scutellaria elliptica Muhl. ex Spreng.	Hairy Skullcap	N
  Scutellaria integrifolia L.	Hyssop Skullcap	N
  Scutellaria lateriflora L.	Mad-dog Skullcap, Blue Skullcap	N
  Secale cereale L.	Rye	I
  Securigera varia (L.) Lassen	Crown Vetch	I
  Selaginella apoda (L.) Spring	Meadow Spikemoss	N
  Senecio vulgaris L.	Common Groundsel	I
  Senega cruciata (L.) J.F.B. Pastore & J.R. Abbott	Southern Cross-leaved Milkwork; Drumheads	N
  Senega curtissii (A. Gray) J.F.B. Pastore & J.R. Abbott	Curtiss' Milkwort	N
  Senega incarnata (L.) J.F.B. Pastore & J.R. Abbott	Pink Milkwort, Procession Flower	N
  Senega lutea (L.) J.F.B. Pastore & J.R. Abbott	Orange Milkwort, Yellow milkwort	N
  Senega mariana (P. Mill.) J.F.B. Pastore & J.R. Abbott	Maryland Milkwort	N
  Senega nuttallii (Torr. & A. Gray) J.F.B. Pastore & J.R. Abbott	Nuttall's Milkwort	N
  Sericocarpus asteroides (L.) B.S.P.	Toothed White-top Aster	N
  Sesuvium maritimum (Walter) Britton, Stearns, & Poggenberg	Small Sea-purslane, Slender Sea-purslane	N
  Setaria faberi Herrm.	Nodding Bristlegrass, Japanese Bristlegrass	I
  Setaria italica (L.) Beauv.	Foxtail-millet, Italian Bristlegrass	I
  Setaria magna Griseb.	Giant Bristlegrass, Giant Foxtail	N
  Setaria parviflora (Poir.) Kerguelen	Knotroot Bristlegrass, Knotroot Foxtail	N
  Setaria pumila (Poir.) Roemer & Schultes ssp. pumila	Yellow Bristlegrass, Yellow Foxtail	I
  Setaria viridis (L.) Beauv. var. viridis	Green Bristlegrass, Green Foxtail	I
  Sideroxylon lycioides L.	Buckthorn Bumelia	N
  Silene antirrhina L.	Sleepy Catchfly	N
  Silene caroliniana Walt. var. pensylvanica (Michx.) Fernald	Wild Pink, Northern Wild Pink	N
  Silene latifolia Poir.	White Campion, Evening Lychnis	I
  Silene nivea (Nutt.) Muhl. ex Otth	Snowy Campion	N
  Silphium asteriscus L.	Rosin Weed	N
  Silphium asteriscus L. var. trifoliatum (L.) Clevinger	Whorled Rosin Weed	N
  Sisyrinchium angustifolium P. Mill.	Narrow-leaved Blue-eyed-grass	N
  Sisyrinchium atlanticum Bickn.	Eastern Blue-eyed-grass, Atlantic Blue-eyed-grass	N
  Sitobolium punctilobulum (Michaux) Desvaux	Hay-scented Fern	N
  Sium suave Walt.	Water Parsnip	N
  Smallanthus uvedalia (L.) Mackenzie ex Small	Hairy Leafcup, Yellow-flowered Leafcup, Bear's-foot	N
  Smilax bona-nox L. var. bona-nox	Catbrier, Fringed Greenbrier	N
  Smilax glauca Walt.	White-leaf Greenbrier, Sawbrier	N
  Smilax laurifolia L.	Laurel-leaf Greenbrier, Bamboo-vine, Blaspheme-vine	N
  Smilax rotundifolia L.	Common Greenbrier, Bullbrier, Horsebrier	N
  Smilax walteri Pursh	Red-berried Greenbrier, Coral Greenbrier	N
  Solanum carolinense L. var. carolinense	Horse-nettle, Carolina Horse-nettle	N
  Solanum dulcamara L.	Bittersweet, Climbing Nightshade	I
  Solanum emulans Raf.	Eastern Black Nightshade	N
  Solidago altissima L. var. altissima	Tall Goldenrod	N
  Solidago bicolor L.	Silverrod, White Goldenrod	N
  Solidago caesia L. var. caesia	Blue-stemmed Goldenrod, Wreath Goldenrod	N
  Solidago erecta Pursh	Erect Goldenrod, Slender Goldenrod	N
  Solidago fistulosa P. Mill.	Pine Barren Goldenrod	N
  Solidago juncea Ait.	Early Goldenrod	N
  Solidago mexicana L.	Southern Seaside Goldenrod	N
  Solidago nemoralis Ait. var. nemoralis	Gray Goldenrod	N
  Solidago odora Ait.	Sweet Goldenrod, Anise-scented Goldenrod	N
  Solidago pulverulenta Nutt.	Dusty Downy Goldenrod	N
  Solidago rugosa P. Mill.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. aspera (Ait.) Fern.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. celtidifolia (Small) Fernald	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago sempervirens L.	Northern Seaside Goldenrod	N
  Solidago speciosa Nutt.	Showy Goldenrod	N
  Sonchus asper (L.) Hill	Spiny-leaf Sow Thistle	I
  Sonchus oleraceus L.	Common Sow Thistle	I
  Sophronanthe pilosa (Michx.) Small	Shaggy Hedge-hyssop	N
  Sorghum halepense (L.) Pers.	Johnson Grass	I
  Sparganium americanum Nutt.	American Bur-reed	N
  Spartina alterniflora Loisel.	Saltmarsh Cordgrass, Smooth Cordgrass	N
  Spartina cynosuroides (L.) Roth	Big Cordgrass, Giant Cordgrass	N
  Spartina patens (Ait.) Muhl.	Saltmeadow Cordgrass, Saltmeadow Hay	N
  Spergula arvensis L.	Corn Spurry	I
  Spergula pentandra L.	Wing-stem Spurry	I
  Spergularia marina (L.) Besser	Salt-marsh Sand Spurry, Lesser Sand Spurry	N
  Sphenopholis obtusata (Michx.) Scribn. var. major (Torr.) K.S. Erdman	Slender Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. obtusata	Prairie Wedgegrass	N
  Sphenopholis pensylvanica (L.) A.S. Hitchc.	Swamp Wedgegrass	N
  Spiraea salicifolia L.	Willow-leaf Meadowsweet	I
  Spiranthes bightensis M.C. Pace		N
  Spiranthes cernua (L.) L.C. Rich.	Nodding Ladies'-tresses	N
  Spiranthes praecox (Walt.) S.Wats.	Grass-leaved Ladies'-tresses, Giant Ladies'-tresses	N
  Spiranthes vernalis Engelm. & Gray	Twisted Ladies'-tresses, Spring Ladies'-tresses	N
  Spirobassia hirsuta (L.) Frietag & G. Kadereit	Hairy Smother-weed, Hairy Sea-blite	I
  Spirodela polyrrhiza (L.) Schleid.	Greater Duckweed, Duckmeal	N
  Sporobolus indicus (L.) R. Br.	Smut Grass	I
  Sporobolus vaginiflorus (Torr. ex Gray) Wood	Poverty Dropseed, Sheathed Dropseed	N
  Stachys hispida Pursh	Hispid Hedge-nettle, Bristly Hedge-nettle	N
  Steironema ciliatum (L.) Baudo	Fringed Loosestrife	N
  Stellaria graminea L.	Common Stitchwort, Lesser Stitchwort	I
  Stellaria media (L.) Vill.	Common Chickweed	I
  Stewartia malacodendron L.	Silky Camellia, Virginia Stewartia	N
  Strophostyles helvola (L.) Ell.	Beach Bean, Trailing Wild Bean, Amberique Bean	N
  Strophostyles leiosperma (Torr. & Gray) Piper	Small-flowered Sand Bean	I
  Strophostyles umbellata (Muhl. ex Willd.) Britt.	Pink Wild Bean, Perennial Wild Bean	N
  Stuckenia pectinata (L.) Borner	Sago Pondweed	N
  Stylosanthes biflora (L.) B.S.P.	Pencilflower	N
  Suaeda linearis (Ell.) Moq.	Tall Sea-blite, Southern Sea-blite	N
  Suaeda maritima (L.) Dumort	Common Sea-blite, White Sea-blite
  Swida amomum (P. Miller) Small	Silky Dogwood	N
  Symphyotrichum dumosum (L.) Nesom var. dumosum	Bushy Aster	N
  Symphyotrichum lanceolatum (Willd.) Nesom	Panicled Aster, Eastern Lined Aster	N
  Symphyotrichum lateriflorum (L.) A.& D. Love	Calico Aster, Starved Aster	N
  Symphyotrichum novi-belgii (L.) Nesom	New York Aster	N
  Symphyotrichum patens (Ait.) Nesom var. patens	Late Purple Aster	N
  Symphyotrichum pilosum (Willd.) Nesom	Frost Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pringlei (Gray) Nesom	Frost Aster; Pringle's Aster	N
  Symphyotrichum racemosum (Ell.) Nesom var. racemosum	Small White Aster	N
  Symphyotrichum subulatum (Michx.) Nesom	Annual Salt-marsh Aster	N
  Symphyotrichum tenuifolium (L.) Nesom	Perennial Salt-marsh Aster	N
  Symphyotrichum undulatum (L.) Nesom	Wavy-leaved Aster	N
  Symplocarpus foetidus (L.) Salisbury ex W.P. C. Barton	Skunk Cabbage	N
  Symplocos tinctoria (L.) L'Her.	Common Sweetleaf, Horse-sugar	N
  Tamala palustris Rafinesque	Red Bay, Swamp Bay, Swamp Red Bay	N
  Tamarix gallica L.	French Tamarisk	I
  Taraxacum officinale G.H. Weber ex Wiggers	Common Dandelion	I
  Taxodium distichum (L.) Richard	Baldcypress	N
  Teucrium canadense L. var. canadense	Canada Germander, American Germander	N
  Thalictrum pubescens Pursh	Common Tall Meadow-rue	N
  Thelypteris palustris Schott var. pubescens (Lawson) Fern.	Marsh Fern	N
  Thlaspi arvense Linnaeus	Field Pennycress	I
  Thyrsanthella difformis (Walter) Pichon	Climbing Dogbane	N
  Tipularia discolor (Pursh) Nutt	Cranefly Orchid	N
  Torreyochloa pallida (Torr.) Church var. pallida	Pale Mannagrass	N
  Toxicodendron pubescens P.Miller	Poison Oak	N
  Toxicodendron radicans (L.) Kuntze var. radicans	Poison Ivy, Eastern Poison Ivy	N
  Toxicodendron vernix (L.) Kuntze	Poison Sumac	N
  Tradescantia ohiensis Rafinesque	Ohio Spiderwort, Smooth Spiderwort	N
  Triadenum tubulosum (Walt.) Gleason	Lesser Marsh St. John's-wort	N
  Triadenum virginicum (L.) Raf.	Virginia Marsh St. John's-wort, Common Marsh St. John's-wort	N
  Triadenum walteri (J. G.Gmel.) Gleason	Greater Marsh St. John's-wort	N
  Trichostema dichotomum L.	Common Blue Curls, Forked Blue Curls	N
  Tridens flavus (L.) A.S. Hitchc.	Purpletop, Tall Redtop	N
  Trifolium arvense L.	Rabbit-foot Clover	I
  Trifolium aureum Pollich	Golden Clover, Large Hop Clover	I
  Trifolium campestre Schreb.	Low Hop Clover	I
  Trifolium dubium Sibthorp	Lesser Hop Clover, Least Hop Clover	I
  Trifolium hybridum L.	Alsike Clover	I
  Trifolium pratense L.	Red Clover	I
  Trifolium repens L.	White Clover, Dutch Clover	I
  Triglochin striata Ruiz & Pavon	Southern Arrowgrass, Three-ribbed Arrowgrass	N
  Trillium pusillum Michx. var. virginianum Fern.	Virginia Least Trillium, Virginia Dwarf Trillium	N
  Trillium sessile L.	Sessile Trillium, Toad Trillium, Toadshade	N
  Triodanis biflora (Ruiz & Pavon) Greene	Small Venus' Looking-glass	N
  Triodanis perfoliata (L.) Nieuwl.	Venus' Looking-glass, Common Venus' Looking-glass	N
  Tripidium ravennae (L.) Scholz	Ravenna-grass	I
  Triplasis purpurea (Walt.) Chapman var. purpurea	Purple Sandgrass	N
  Tripsacum dactyloides (L.) L. var. dactyloides	Eastern Gamagrass	N
  Typha angustifolia L.	Narrowleaf Cattail	N
  Typha latifolia L.	Common Cattail, Broadleaf Cattail	N
  Typha ×glauca Godron	Hybrid Cattail	N
  Ulex europaeus L.	Gorse	I
  Ulmus rubra Muhl.	Slippery Elm, Red Elm	N
  Uniola paniculata L.	Sea Oats	N
  Urochloa texana (Buckl.) R. Webster	Texas Millet, Texas Signal-grass	I
  Utricularia gibba L.	Humped Bladderwort, Shortspur Creeping Bladderwort	N
  Utricularia juncea Vahl	Southern Bladderwort	N
  Utricularia subulata L.	Slender Bladderwort, Zigzag Bladderwort	N
  Vaccinium caesariense Mackenzie	New Jersey Blueberry, New Jersey Highbush Blueberry	N
  Vaccinium formosum Andr.	Southern Highbush Blueberry, Swamp Highbush Blueberry	N
  Vaccinium fuscatum Ait.	Hairy Highbush Blueberry, Black Highbush Blueberry	N
  Vaccinium macrocarpon Ait.	Cranberry, Large Cranberry	N
  Vaccinium pallidum Ait.	Early Lowbush Blueberry, Hillside Blueberry	N
  Vaccinium stamineum L.	Deerberry	N
  Vaccinium ×marianum S. Wats. (pro sp.)		N
  Valerianella locusta (L.) Latterade	European Corn-salad, Lamb's-lettuce	I
  Valerianella radiata (L.) Dufr.	Beaked Corn-salad	N
  Vallisneria americana Michx.	Tapegrass, Water-celery	N
  Verbascum blattaria L.	Moth Mullein	I
  Verbascum thapsus L. ssp. thapsus	Common Mullein, Great Mullein Woolly Mullein, Flannel-plant, Velvet-plant	I
  Verbena officinalis L.	European Vervain	I
  Verbena urticifolia L.	White Vervain	N
  Verbesina occidentalis (L.) Walt.	Yellow Crownbeard	N
  Verbesina virginica L. var. virginica	White Crownbeard, Frostweed	N
  Vernonia glauca (L.) Willd.	Upland Ironweed, Broad-leaf Ironweed	N
  Vernonia noveboracensis (L.) Michx.	New York Ironweed	N
  Veronica arvensis L.	Corn Speedwell, Wall Speedwell	I
  Veronica hederifolia L.	Ivy-leaf Speedwell	I
  Veronica officinalis L.	Common Speedwell
  Veronica peregrina L. var. peregrina	Common Purslane Speedwell	N
  Veronica persica Poiret	Bird's-eye Speedwell	I
  Viburnum dentatum complex	Arrow-wood	N
  Viburnum nudum L.	Southern Wild Raisin, Possum-haw	N
  Viburnum prunifolium L.	Black Haw	N
  Viburnum recognitum Fernald	Smooth Arrow-wood	N
  Vicia grandiflora Scop.	Large Yellow Vetch, Showy Vetch	I
  Vicia hirsuta (L.) S.F. Gray	Tiny Vetch, Hairy Tare	I
  Vicia lathyroides L.	Spring Vetch	I
  Vicia sativa L.	Narrow-leaf Vetch, Common Vetch	I
  Vicia villosa Roth ssp. varia (Host) Corbiere	Smooth Vetch	I
  Vicia villosa Roth ssp. villosa	Hairy Vetch, Winter Vetch	I
  Vinca major L.	Greater Periwinkle	I
  Viola arvensis Murr.	European Field Pansy	I
  Viola brittoniana Pollard	Coast Violet, Northern Coast Violet	N
  Viola lanceolata L.	Lance-leaved Violet, Narrow-leaved Violet	N
  Viola primulifolia L.	Primrose-leaved Violet	N
  Viola rafinesquii Greene	Field Pansy, Wild Pansy	N
  Viola sagittata Aiton	Arrow-leaved Violet	N
  Vitis aestivalis Michx.	Summer Grape, Silverleaf Grape	N
  Vitis labrusca L.	Fox Grape	N
  Vitis vulpina L.	Winter Grape, Frost Grape, Chicken Grape	N
  Vulpia bromoides (L.) S.F. Gray	European Squirrel-tail Fescue, Brome Fescue	I
  Vulpia elliotea (Raf.) Fern.	Squirrel-tail Fescue	N
  Vulpia myuros (L.) K.C. Gmel.	Rattail Fescue	I
  Vulpia octoflora (Walt.) Rydb.	Six-weeks Fescue	N
  Wisteria frutescens (L.) Poir. var. macrostachya Torr. & A. Gray	Mississippi Wisteria	I
  Wolffia brasiliensis Weddell	Brazilian Watermeal, Pointed Watermeal	N
  Wolffia columbiana Karst.	Columbian Watermeal	N
  Wolffiella gladiata (Hegelm.) Hegelm.	Sword Bogmat, Mud-midget	N
  Xanthium strumarium L.	Common Cocklebur	N
  Xyris caroliniana Walter	Carolina Yellow-eyed Grass, Pineland Yellow-eyed Grass	N
  Xyris difformis Chapman	Bog Yellow-eyed Grass	N
  Xyris jupicai L.C.Richard	Richard's Yellow-eyed Grass	N
  Xyris torta J.M. Smith	Twisted Yellow-eyed Grass	N
  Yucca filamentosa L.	Common Yucca, Adam's Needle	N
  Zannichellia palustris L.	Horned Pondweed	N
  Zanthoxylum clava-herculis L.	Hercules'-club	N
  Zizania aquatica L. var. aquatica	Wild Rice	N
  Zostera marina L.	Eelgrass, Sea-wrack	N

  • Bryophytes
  Download Bryophytes of County

  Scientific Name	Common Name	Native Status
  Amblystegium serpens (Hedwig) Schimper		N
  Aspiromitus punctatus (L.) Schljakov		N
  Aulacomnium palustre (Hedw.) Schwägr.	Ribbed Bog Moss	N
  Bazzania trilobata (L.) Gray		N
  Brachythecium acuminatum (Hedw.) Austin		N
  Brachythecium laetum (Brid.) Schimp.	Pleated Foxtail Moss	N
  Bryoandersonia illecebra (Hedw.) H. Rob.	Worm Moss	N
  Bryum argenteum Hedwig var. argenteum	Silver Moss	N
  Calypogeia muelleriana (Schiffn.) Müll. Frib.		N
  Calypogeia neogaea (R.M. Schust.) Bakalin		N
  Calypogeia peruviana Nees et Mont.		N
  Campyliadelphus chrysophyllus (Brid.) Kanda	Bristle Star Moss	N
  Cephaloziella rubella (Nees) Warnst.		N
  Cheilolejeunea clypeata (Schwein.) W. Ye & R. L. Zhu		N
  Cheilolejeunea unciloba (Lindenb.) Malombe		N
  Cololejeunea biddlecomiae (Austin ex Pearson) A. Evans		N
  Cololejeunea cardiocarpa (Mont.) A. Evans		N
  Dicranella heteromalla (Hedw.) Schimp	Fine Hair Moss	N
  Dicranum condensatum Hedw.		N
  Dicranum flagellare Hedwig		N
  Dicranum scoparium Hedwig	Common Broom Moss	N
  Fontinalis novae-angliae Sullivant		N
  Frullania asagrayana Montagne		N
  Frullania eboracensis Gottsche ssp. eboracensis		N
  Frullania inflata Gottsche		N
  Funaria flavicans Michaux		N
  Funaria hygrometrica Hedwig var. hygrometrica		N
  Fuscocephaloziopsis catenulata (Huebener) Vana & Söderstr.		N
  Fuscocephaloziopsis connivens (Dicks.) Vana & Söderstr.		N
  Fuscocephaloziopsis lunulifolia (Dumort.) Vana & Söderstr.		N
  Hypnum imponens Hedwig	Brocade Moss	N
  Kurzia sylvatica (A. Evans) Grolle		N
  Leucobryum albidum (Brid. ex P. Beauv.) Lindb.	White Moss	N
  Leucodon julaceus (Hedw.) Sull.		N
  Lophocolea heterophylla (Schrad.) Dum.		N
  Lunularia cruciata (L.) Dumort. ex Lindb.		I
  Myriocoleopsis minutissima (Sm.) R.L. Zhu, Y. Yu & Pocs ssp. minutissima		N
  Nowellia curvifolia (Dicks.) Mitt.		N
  Odontoschisma denudatum (Nees) Dumort.		N
  Orthotrichum stellatum Bridel		N
  Orthotrichum strangulatum P. Beauv.		N
  Pallavicinia lyellii (Hook.) Carruth.		N
  Pellia epiphylla (L.) Corda		N
  Plagiomnium cuspidatum (Hedw.) T.J. Kop.		N
  Polytrichastrum ohioense (Renauld & Cardot) G.L. Sm.		N
  Polytrichum commune Hedwig var. commune	Common Haircap Moss	N
  Rhynchostegium serrulatum (Hedw.) A. Jaeger		N
  Riccardia latifrons Lindberg ssp. latifrons		N
  Scapania nemorea (L.) Grolle		N
  Sematophyllum adnatum (Michx.) E. Britton		N
  Sphaerocarpos texanus Austin		N
  Sphagnum affine Renauld & Cardot		N
  Sphagnum henryense Warnstorf		N
  Sphagnum lescurii Sullivant		N
  Sphagnum palustre Linnaeus		N
  Sphagnum perichaetiale Hampe		N
  Sphagnum portoricense Hampe		N
  Sphagnum recurvum Palisot de Beauvois		N
  Telaranea longifolia (M. Howe) J. J. Engel & G. L. Merr.		N
  Tortella humilis (Hedw.) Jenn.		N

• Albemarle
  • Vascular Plants
  Download Vascular Plants of County

  Scientific Name	Common Name	Native Status
  Abutilon theophrasti Medik.	Velvetleaf	I
  Acalypha deamii (Weatherby) Ahles	Deam's Copperleaf, Big-seeded Copperleaf, Two-seeded Copperleaf	N
  Acalypha gracilens Gray	Slender Three-seeded Mercury, Short-stalk Copperleaf	N
  Acalypha ostryifolia Riddell	Hornbeam Copperleaf, Rough-pod Copperleaf	I
  Acalypha rhomboidea Raf.	Common Three-seeded Mercury, Common Copperleaf	N
  Acalypha virginica L.	Virginia Three-seeded Mercury, Virginia Copperleaf	N
  Acer negundo L. var. negundo	Boxelder, Eastern Boxelder	N
  Acer pensylvanicum L.	Striped Maple	N
  Acer platanoides L.	Norway maple	I
  Acer rubrum L.	Red Maple	N
  Acer saccharinum L.	Silver Maple	N
  Acer saccharum Marshall	Sugar Maple	N
  Acer spicatum Lamarck	Mountain Maple	N
  Acetosa acetosella (L.) P. Miller	Sheep Sorrel	I
  Achillea borealis Bongard	Common Yarrow	N
  Aconitum uncinatum L.	Blue Monkshood	N
  Acorus calamus L.	Sweetflag, European Calamus	I
  Actaea pachypoda Ell.	White Baneberry, Dolls'-eyes	N
  Actaea racemosa L.	Common Black Cohosh, Bugbane	N
  Actinidia chinensis Planch.	Kiwi	I
  Adiantum pedatum L.	Northern Maidenhair Fern	N
  Agalinis obtusifolia Raf.	Ten-lobe False Foxglove	N
  Agalinis purpurea (L.) Pennell	Purple False Foxglove	N
  Agalinis setacea (J.F. Gmel.) Raf.	Threadleaf False Foxglove	N
  Agalinis tenuifolia (Vahl) Raf.	Slender-leaf False Foxglove, Slender False Foxglove	N
  Agastache nepetoides (L.) Kuntze	Yellow Giant Hyssop	N
  Agastache scrophulariifolia (Willd.) Kuntze	Purple Giant Hyssop	N
  Ageratina altissima (L.) King & H.E. Robins.	White Snakeroot	N
  Ageratina aromatica (L.) Spach	Small White Snakeroot, Lesser Snakeroot	N
  Agrimonia gryposepala Wallr.	Tall Hairy Agrimony	N
  Agrimonia parviflora Ait.	Small-flowered Agrimony, Harvest-lice	N
  Agrimonia pubescens Wallr.	Downy Agrimony	N
  Agrimonia rostellata Wallr.	Woodland Agrimony	N
  Agrostemma githago L. var. githago	Common Corncockle	I
  Agrostis gigantea Roth	Redtop	I
  Agrostis hyemalis (Walt.) B.S.P.	Winter Bentgrass, Ticklegrass	N
  Agrostis perennans (Walt.) Tuckerman	Autumn Bentgrass	N
  Agrostis scabra Willd.	Rough Bentgrass	N
  Agrostis stolonifera L.	Creeping Bentgrass	I
  Ailanthus altissima (P. Miller) Swingle	Tree-of-heaven	I
  Aira caryophyllea L.	Silver Hairgrass	I
  Aira elegans Willd. ex Kunth	Elegant Hairgrass	I
  Akebia quinata (Houtt.) Dcne.	Five-leaf Akebia, Chocolate Vine	I
  Albizia julibrissin Durazz.	Mimosa, Silk Tree	I
  Aletris farinosa L.	White Colicroot	N
  Alisma subcordatum Rafinesque	Southern Water-plantain	N
  Alliaria petiolata (Bieberstein) Cavara & Grande	Garlic Mustard, Hedge Garlic	I
  Allium canadense L. var. canadense	Wild Onion, Meadow Onion	N
  Allium cernuum Roth	Nodding Onion	N
  Allium vineale L.	Field Garlic, Onion Grass, Wild Onion	I
  Alnus serrulata (Ait.) Willd.	Smooth Alder, Hazel Alder	N
  Alopecurus carolinianus Walt.	Carolina Foxtail Grass	N
  Alyssum alyssoides (L.) L.	Pale Alyssum, Yellow Alyssum	I
  Amaranthus blitum L. ssp. emarginatus (Uline & W.L.Bray) Carr., Muñoz Garm., & Pedrol	Purple Amaranth, Livid Amaranth	I
  Amaranthus hybridus L.	Slender Pigweed, Smooth Pigweed, Green Amaranth	N
  Amaranthus spinosus L.	Spiny Amaranth	I
  Amauropelta noveboracensis (L.) S.E. Fawcett & A.R. Smith	New York Fern	N
  Ambrosia artemisiifolia L.	Common Ragweed	N
  Ambrosia trifida L.	Giant Ragweed	N
  Amelanchier arborea (Michx. f.) Fernald	Downy Serviceberry	N
  Amelanchier canadensis (L.) Medik.	Canadian Serviceberry	N
  Amelanchier laevis Wieg.	Smooth Serviceberry	N
  Amelanchier sanguinea (Pursh) DC.	Roundleaf Serviceberry	N
  Amelanchier spicata (Lam.) K. Koch	Running Serviceberry, Dwarf Serviceberry	N
  Amianthium muscitoxicum (Walt.) Gray	Fly-poison	N
  Ammannia coccinea Rottb.	Scarlet Ammannia, Purple Ammannia	N
  Amorpha fruticosa L.	False Indigo-bush, Tall Indigo-bush	N
  Ampelopsis glandulosa (Wallr.) Momiy.	Porcelain-berry, Amur Peppervine	I
  Amphicarpaea bracteata (L.) Fern. var. bracteata	Hog-peanut	N
  Anagallis arvensis L.	Scarlet Pimpernel, Common Pimpernel	I
  Andersonglossum virginianum (L.) J.I. Cohen	Wild Comfrey	N
  Andropogon gerardii Vitman	Big Bluestem, Turkeyfoot	N
  Andropogon glomeratus (Walt.) B.S.P.	Bushy Bluestem	N
  Andropogon gyrans Ashe	Elliott's Bluestem	N
  Andropogon ternarius Michx. var. ternarius	Splitbeard Bluestem, Silvery Bluestem	N
  Andropogon virginicus L.	Broomsedge, Broomstraw, Sedge Grass, Sage Grass	N
  Anemone lancifolia Pursh	Lanceleaf Anemone, Mountain Anemone	N
  Anemone quinquefolia L. var. quinquefolia	Wood Anemone	N
  Anemone virginiana L. var. virginiana	Thimbleweed, Tall Anemone	N
  Angelica venenosa (Greenway) Fern.	Hairy Angelica	N
  Antennaria howellii Greene ssp. neodioica (Greene) Bayer	Howell's Pussytoes	N
  Antennaria neglecta Greene	Field Pussytoes	N
  Antennaria plantaginifolia (L.) Richards.	Plantain-leaved Pussytoes	N
  Antennaria solitaria Rydb.	Single-head Pussytoes	N
  Anthemis arvensis L.	Corn Chamomile	I
  Anthoxanthum odoratum L.	Sweet Vernal Grass	I
  Aphanes australis Rydberg	Slender Parsley-piert	I
  Aphyllon uniflorum L.	Cancer-root	N
  Apios americana Medik.	Groundnut	N
  Aplectrum hyemale (Muhl. ex Willd.) Torrey	Puttyroot, Adam-and-Eve	N
  Apocynum cannabinum L.	Indian Hemp, Hemp Dogbane	N
  Aquilegia canadensis L.	Wild Columbine, Eastern Red Columbine	N
  Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz ssp. lyrata	Lyre-leaf Rock Cress	N
  Arabidopsis thaliana (Linnaeus) Heynhold	Mouse-ear Cress	I
  Aralia nudicaulis L.	Wild Sarsaparilla	N
  Aralia racemosa L.	Spikenard, American Spikenard	N
  Aralia spinosa L.	Devil's Walking-stick	N
  Arctium minus Bernh.	Common Burdock, Lesser Burdock	I
  Arenaria serpyllifolia L.	Large Thyme-leaved Sandwort	I
  Arisaema dracontium (L.) Schott	Green Dragon	N
  Arisaema triphyllum (L.) Schott ssp. triphyllum	Common Jack-in-the-pulpit	N
  Aristida dichotoma Michx. var. curtissii Gray	Curtiss' Three-awn Grass	N
  Aristida dichotoma Michx. var. dichotoma	Fork-tip Three-awn Grass	N
  Aristida oligantha Michx.	Prairie Three-awn Grass	N
  Aristida purpurascens Poir.	Purple Three-awn Grass, Arrow-feather, Three-awn Grass	N
  Arnoglossum atriplicifolium (L.) H.E. Robins.	Pale Indian-plantain	N
  Aronia arbutifolia (L.) Pers.	Red Chokeberry	N
  Aronia melanocarpa (Michx.) Elliott	Black Chokeberry	N
  Arrhenatherum elatius (L.) J. & K. Presl var. elatius	Tall Oatgrass	I
  Artemisia annua L.	Sweet Wormwood, Annual Wormwood, Sweet Annie	I
  Artemisia vulgaris L.	Common Mugwort	I
  Arthraxon hispidus (Thunb.) Makino var. hispidus	Joint-head Grass	I
  Aruncus dioicus (Walt.) Fernald var. dioicus	Goat's-beard	N
  Asarum canadense L.	Common Wild Ginger	N
  Asclepias amplexicaulis J.E. Smith	Clasping Milkweed	N
  Asclepias exaltata L.	Tall Milkweed	N
  Asclepias incarnata L.	Swamp Milkweed	N
  Asclepias incarnata L. var. pulchra (Ehrh. ex Willd.) Pers.	Swamp Milkweed	N
  Asclepias purpurascens L.	Purple Milkweed	N
  Asclepias quadrifolia Jacq.	Four-leaf Milkweed	N
  Asclepias syriaca L.	Common Milkweed	N
  Asclepias tuberosa L. var. tuberosa	Butterfly-weed, Common Butterfly-weed	N
  Asclepias variegata L.	White Milkweed	N
  Asclepias verticillata L.	Whorled Milkweed	N
  Asclepias viridiflora Raf.	Green Milkweed	N
  Asimina triloba (L.) Dunal	Pawpaw, Common Pawpaw	N
  Asparagus officinalis L.	Asparagus	I
  Asplenium bradleyi D.C. Eaton	Bradley's Spleenwort	N
  Asplenium montanum Willd.	Mountain Spleenwort	N
  Asplenium pinnatifidum Nuttall	Lobed Spleenwort, Pinnatifid Spleenwort	N
  Asplenium platyneuron (L.) B.S.P.	Ebony Spleenwort	N
  Asplenium rhizophyllum L.	Walking Fern	N
  Asplenium trichomanes L. ssp. trichomanes	Maidenhair Spleenwort	N
  Asplenium ×trudellii Wherry	Trudell's Spleenwort	N
  Aster tataricus L. f.	Tartarian Aster	I
  Astragalus canadensis L. var. canadensis	Canada Milkvetch	N
  Athyrium asplenioides (Michx.) A.A. Eaton	Southern Lady Fern	N
  Aureolaria flava (L.) Farwell	Smooth Yellow False Foxglove, Smooth Oak-leach	N
  Aureolaria levigata (Raf.) Raf.	Entire-leaf Yellow False Foxglove, Appalachian Oak-leach	N
  Aureolaria pedicularia (L.) Raf.	Fern-leaf Yellow False Foxglove, Annual Oak-leach	N
  Aureolaria virginica (L.) Pennell	Downy Yellow False Foxglove, Downy Oak-leach	N
  Avena sativa L.	Oats	I
  Avenella flexuosa (Linnaeus) Drejer	Wavy Hairgrass	N
  Baccharis halimifolia L.	High-tide Bush, Groundsel Tree	N
  Baptisia tinctoria (L.) R. Br. ex Ait. f.	Yellow Wild Indigo, Horsefly Weed	N
  Barbarea verna (Miller) Ascherson	Early Winter Cress	I
  Barbarea vulgaris R. Brown	Common Winter Cress, Yellow Rocket	I
  Bartonia virginica (L.) BSP	Yellow Bartonia, Yellow Screwstem	N
  Bassia scoparia (L.) A.J. Scott	Summer-cypress, Burning-bush	I
  Benthamidia florida (L.) Spach	Flowering Dogwood	N
  Berberis thunbergii DC	Japanese Barberry	I
  Betula alleghaniensis Britt.	Yellow Birch	N
  Betula lenta L. var. lenta	Sweet Birch, Black Birch	N
  Betula nigra L.	River Birch, Red Birch	N
  Betula papyrifera Marshall	Paper Birch	N
  Bidens bipinnata L.	Spanish Needles	N
  Bidens cernua L.	Nodding Beggar-ticks, Nodding Bur-marigold	N
  Bidens comosa (Gray) Wiegand	Three-lobe Beggar-ticks	N
  Bidens comosa (Gray) Wiegand + Bidens connata Muhl. ex Willd.	Three-lobe Beggar-ticks	N
  Bidens frondosa L.	Devil's Beggar-ticks	N
  Bidens polylepis Blake	Midwestern Tickseed Sunflower
  Boehmeria cylindrica (L.) Sw.	False Nettle	N
  Borodinia canadensis (L.) P.J. Alexander & Windham	Sicklepod, Canada Rock Cress	N
  Borodinia laevigata (Muhl. ex Willd.) P.J. Alexander & Windham	Smooth Rock Cress	N
  Botrychium angustisegmentum (Pease & A.H. Moore) Fernald	Triangle Grape Fern, Lanceleaf Moonwort	N
  Botrychium matricariifolium (Retz.) A.Braun ex W.D.J.Koch	Daisyleaf Grape Fern, Daisyleaf Moonwort	N
  Botrypus virginianus (L.) Michx.	Rattlesnake Fern	N
  Brachyelytrum erectum (Schreb. ex Spreng.) Beauv.	Bearded Shorthusk, Common Shorthusk	N
  Brachypodium sylvaticum (Huds.) P. Beauv. ssp. sylvaticum	Slender False Brome	I
  Brasenia schreberi J. F. Gmel.	Water Shield	N
  Brassica rapa Linnaeus	Turnip, Bird's Rape, Field Rape, Field Mustard	I
  Brickellia eupatorioides (L.) Shinners	False Boneset	N
  Bromus catharticus Vahl var. catharticus	Rescue Grass	I
  Bromus ciliatus L.	Fringed Brome Grass, Fringed Brome	N
  Bromus inermis Leyss.	Awnless Brome Grass, Smooth Brome	I
  Bromus japonicus Thunb. ex Murr.	Japanese Brome Grass, Japanese Chess	I
  Bromus pubescens Sprengel	Common Eastern Brome Grass, Hairy Woodland Brome	N
  Bromus racemosus L.	Smooth Brome, Bald Brome, Meadow Brome, Hairy Chess	I
  Bromus sterilis L.	Poverty Brome	I
  Bromus tectorum L.	Downy Brome, Downy Chess, Cheatgrass	I
  Broussonetia papyrifera (L.) L'Her. ex Vent.	Paper Mulberry	I
  Buglossoides arvensis (L.) I.M. Johnston ssp. arvensis	Corn-gromwell	I
  Bulbostylis barbata (Rottb.) C.B. Clarke	Old World Hairsedge	I
  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris	Common Hairsedge	N
  Calamagrostis porteri Gray ssp. porteri	Porter's Reedgrass	N
  Callitriche heterophylla Pursh var. heterophylla	Large Water-starwort	N
  Caltha palustris L.	Marsh Marigold, Cowslip	N
  Calycanthus floridus L.	Sweet-shrub	N
  Calystegia sepium (L.) R. Br. complex	Hedge Bindweed	N
  Calystegia silvatica (Kit.) Griesb. ssp. fraterniflora (Mackenzie & Bush) Brummitt	Large Bindweed, Giant Bindweed	N
  Calystegia spithamaea (L.) Pursh ssp. purshiana (Wherry ) Brummitt	Appalachian Low Bindweed	N
  Calystegia spithamaea (L.) Pursh ssp. spithamaea	Low Bindweed	N
  Campanula divaricata Michx.	Southern Harebell, Appalachian Bellflower	N
  Campanula rapunculoides L.	Creeping Bellflower, Rampion Bellflower	I
  Campanulastrum americanum (L.) Small	Tall Bellflower	N
  Campsis radicans (L.) Seem. ex Bureau	Trumpet-creeper	N
  Capnoides sempervirens (L.) Borkh.	Pale Corydalis, Pink Corydalis, Rock Harlequin	N
  Capsella bursa-pastoris (Linnaeus) Medicus	Common Shepherd's Purse	I
  Cardamine angustata O. E. Schulz	Slender Toothwort	N
  Cardamine bulbosa (Schreber ex. Muhlenberg) Britton, Sterns & Poggenberg	Spring Cress, Bulbous Bittercress	N
  Cardamine concatenata (Michaux) O. Schwarz	Cut-leaf Toothwort	N
  Cardamine hirsuta Linnaeus	Hairy Bittercress	I
  Cardamine occulta Hornem.	Wavy Bittercress	I
  Cardamine parviflora Linnaeus var. arenicola (Britton) O. E. Schulz	Small-flowered Bittercress, Sand Bittercress	N
  Cardamine pensylvanica Muhlenberg ex Willdenow	Pennsylvania Bittercress	N
  Carduus acanthoides L. ssp. acanthoides	Spiny Plumeless Thistle	I
  Carduus nutans L.	Musk Thistle, Nodding Thistle	I
  Carex aestivalis M.A. Curtis ex Gray	Summer Sedge	N
  Carex aggregata Mackenzie	Glomerate Sedge	N
  Carex albicans complex		N
  Carex albicans Willd. ex Sprengel var. albicans	White-tinged Sedge	N
  Carex albicans Willd. ex Sprengel var. australis (Bailey) Rettig	Southern White-tinged Sedge	N
  Carex albicans Willd. ex Sprengel var. emmonsii (Dewey ex Torr.) Rettig	Emmons's Sedge	N
  Carex albursina Sheldon	White Bear Sedge	N
  Carex amphibola complex		N
  Carex amphibola Steudel	Eastern Narrow-leaved Sedge	N
  Carex appalachica Webber & Ball	Appalachian Sedge	N
  Carex atlantica Bailey	Prickly Bog Sedge, Atlantic Sedge	N
  Carex blanda Dewey	Eastern Woodland Sedge	N
  Carex bromoides Schk. ex Willd. ssp. bromoides	Common Brome Sedge	N
  Carex caroliniana Schweinitz	Carolina Sedge	N
  Carex cephalophora Muhl. ex Willd.	Oval-leaved Sedge	N
  Carex cherokeensis Schweinitz	Cherokee Sedge
  Carex communis Bailey	Fibrous-rooted Sedge	N
  Carex comosa Boott	Bottlebrush Sedge, Bristly Sedge	N
  Carex conjuncta Boott	Soft Fox Sedge	N
  Carex crebriflora Wiegand	Coastal Plain Sedge	N
  Carex crinita Lam.	Long-fringed Sedge	N
  Carex crinita Lam. var. brevicrinis Fernald	Short-fringed Sedge	N
  Carex debilis Michaux var. debilis	White-edged Sedge	N
  Carex debilis Michx. var. pubera A. Gray	Allegheny Sedge	N
  Carex digitalis Willd.	Slender Woodland Sedge	N
  Carex digitalis Willd. var. digitalis	Slender Woodland Sedge	N
  Carex echinata Murray ssp. echinata	Star Sedge, Little Prickly Sedge	N
  Carex festucacea Schk. ex Willd.	Fescue Sedge	N
  Carex flaccosperma complex	Meadow Sedge, Thin-fruited Sedge	N
  Carex flexuosa Muhl. ex Willd.	Flexuous White-edge Sedge	N
  Carex frankii Kunth	Frank's Sedge	N
  Carex glaucodea Tuckerman ex Olney	Blue Sedge	N
  Carex gracilescens Steudel	Slender Loose-flowered Sedge	N
  Carex gracillima Schw.	Graceful Sedge	N
  Carex granularis Muhl. ex Willd.	Limestone Meadow Sedge	N
  Carex gravida L.H. Bailey	Heavy Sedge	N
  Carex grisea Wahlenb.	Inflated Narrow-leaved Sedge	N
  Carex hirsutella Mackenzie	Fuzzy Sedge, Hairy-leaved Sedge	N
  Carex hirtifolia Mackenzie	Pubescent Sedge	N
  Carex intumescens Rudge var. intumescens	Bladder Sedge	N
  Carex jamesii Schweinitz	James's Sedge	N
  Carex laevivaginata (Kukenth.) Mackenzie	Smooth-sheathed Sedge	N
  Carex laxiculmis Schweinitz	Spreading Sedge	N
  Carex laxiflora Lam.	Broad Loose-flowered Sedge	N
  Carex leavenworthii Dewey	Leavenworth's Sedge	N
  Carex leptalea Wahlenberg var. leptalea	Bristly-stalk Sedge	N
  Carex longii Mackenzie	Long's Sedge	N
  Carex lupulina Willd.	Hop Sedge	N
  Carex lurida Wahlenb.	Sallow Sedge	N
  Carex mesochorea Mackenzie	Midland Sedge	N
  Carex molestiformis Rezn. & P. Rothr.	Frightful Sedge	N
  Carex muehlenbergii Schk. ex Willd.	Muehlenberg's Sedge	N
  Carex muehlenbergii Schk. ex Willd. var. enervis Boott	Small-fruited Muehlenberg's Sedge	N
  Carex nigromarginata Schweinitz	Black-edged Sedge	N
  Carex normalis Mackenzie	Greater Straw Sedge	N
  Carex oligocarpa Willd.	Eastern Few-fruited Sedge	N
  Carex pensylvanica Lam.	Pennsylvania Sedge	N
  Carex planispicata Naczi	Flat-spiked Sedge	N
  Carex platyphylla Carey	Broad-leaved Sedge	N
  Carex prasina Wahlenb.	Drooping Sedge	N
  Carex radiata (Wahlenb.) Small	Eastern Star Sedge	N
  Carex retroflexa Muhl. ex Willd.	Reflexed Sedge	N
  Carex reznicekii Werier	Reznicek's Sedge	N
  Carex roanensis F.J. Hermann	Roan Mountain Sedge	N
  Carex rosea Schk. ex Willd.	Rosy Sedge	N
  Carex rugosperma Mackenzie	Parachute Sedge	N
  Carex scabrata Schweinitz	Eastern Rough Sedge	N
  Carex scoparia Schk. ex Willd.	Broom Sedge	N
  Carex shortiana Dewey	Short's Sedge	N
  Carex sparganioides Muhl. ex Willd.	Bur-reed Sedge	N
  Carex squarrosa L.	Squarrose Sedge	N
  Carex stipata Muhl. ex Willd. var. stipata	Stalk-grain Sedge, Awl-fruit Sedge	N
  Carex striatula Michaux	Lined Sedge	N
  Carex stricta Lam.	Tussock Sedge, Upright Sedge, Stool Sedge	N
  Carex styloflexa Buckley	Bent Sedge	N
  Carex swanii (Fernald) Mackenzie	Swan's Sedge	N
  Carex texensis (Torr.) Bailey	Texas Sedge	N
  Carex tonsa (Fernald) Bicknell	Shaved Sedge	N
  Carex torta Boott	Twisted Sedge	N
  Carex tribuloides Wahlenb. var. tribuloides	Blunt Broom Sedge	N
  Carex umbellata Schk. ex Willd.	Parasol Sedge	N
  Carex virescens Muhl. ex Willd.	Ribbed Sedge	N
  Carex vulpinoidea Michaux	Fox Sedge	N
  Carex willdenowii Schk. ex Willd.	Willdenow's Sedge	N
  Carpinus caroliniana Walt.	American Hornbeam, Ironwood	N
  Carya cordiformis (Wangenh.) K. Koch	Bitternut Hickory	N
  Carya glabra (P. Miller) Sweet	Pignut Hickory	N
  Carya ovalis (Wangenh.) Sarg.	Red Hickory, Sweet Pignut Hickory	N
  Carya ovata (P.Mill.) K. Koch	Shagbark hickory	N
  Carya tomentosa (Poir.) Nutt.	Mockernut Hickory	N
  Castanea dentata (Marshall) Borkhausen	American Chestnut	N
  Castanea pumila (Linnaeus) P. Miller	Allegheny Chinkapin	N
  Catalpa speciosa (Warder) Warder ex Engelm.	Northern Catalpa	I
  Caulophyllum thalictroides (L.) Michx.	Blue Cohosh, Common Blue Cohosh	N
  Ceanothus americanus L.	New Jersey Tea, Redroot	N
  Celastrus orbiculatus Thunb.	Oriental Bittersweet	I
  Celastrus scandens L.	Climbing Bittersweet, American Bittersweet	N
  Celtis occidentalis L.	Common Hackberry, Northern Hackberry	N
  Celtis pumila Pursh	Dwarf Hackberry, Georgia Hackberry	N
  Cenchrus longispinus (Hack.) Fern.	Northern Sandbur, Common Sandbur	N
  Cenchrus purpurascens Thunb.	Fountain Grass	I
  Cenchrus spinifex Cav.	Coastal Sandbur	N
  Centaurea benedicta (L.) L.	Blessed Thistle, Holy Thistle	I
  Centaurea jacea L.	Brown Knapweed	I
  Centaurea nigrescens Willd.	Tyrol Knapweed	I
  Centaurea stoebe L. ssp. micranthos (S.G. Gmelin ex Gugler) Hayek	Spotted Knapweed	I
  Cephalanthus occidentalis L.	Buttonbush	N
  Cerastium brachypetalum Pers.	Gray Mouse-ear Chickweed	I
  Cerastium fontanum Baumg. ssp. vulgare (Hartman) Greuter & Burdet	Common Mouse-ear Chickweed	I
  Cerastium glomeratum Thuill.	Sticky Mouse-ear Chickweed	I
  Cerastium nutans Raf.	Nodding Mouse-ear Chickweed	N
  Cerastium semidecandrum L.	Little Mouse-ear Chickweed	I
  Cercis canadensis L. var. canadensis	Eastern Redbud	N
  Chaenorrhinum minus (L.) Lange ssp. minus	Dwarf Snapdragon, Lesser Toadflax	I
  Chaerophyllum procumbens (L.) Crantz var. procumbens	Spreading Chervil	N
  Chaerophyllum procumbens (L.) Crantz var. shortii Torr. & Gray	Short's Spreading Chervil	N
  Chaerophyllum tainturieri Hook.	Hairy-fruit Chervil, Southern Wild Chervil	N
  Chamaecrista fasciculata (Michx.) Greene var. fasciculata	Common Partridge-pea	N
  Chamaecrista nictitans (L.) Moench var. nictitans	Wild Sensitive Plant, Sensitive Partridge-pea	N
  Chamaelirium luteum (L.) Gray	Devil's-bit	N
  Chamaenerion angustifolium (Linnaeus) Scopoli ssp. circumvagum (Mosquin) Moldenke	Fireweed, Great Willow-herb	N
  Chamaepericlymenum canadense (L.) Ascherson & Graebner	Bunchberry, Dwarf Cornel, Dwarf Dogwood	N
  Chasmanthium latifolium (Michx.) Yates	River Oats	N
  Chasmanthium laxum (L.) Yates	Slender Spikegrass	N
  Chelidonium majus L.	Greater Celandine	I
  Chelone glabra L.	White Turtlehead	N
  Chenopodium album L.	Lamb's-quarters, Pigweed	I
  Chenopodium pratericola Rydberg	Narrowleaf Goosefoot	I
  Chenopodium standleyanum Aellen	Woodland Goosefoot, Standley's Goosefoot	N
  Chimaphila maculata (L.) Pursh	Spotted Wintergreen, Striped Wintergreen	N
  Chimaphila umbellata (L.) W. Barton ssp. cisatlantica (Blake) Hulten	Pipsissewa, Prince's-pine	N
  Chionanthus virginicus L.	Fringetree, Old Man's Beard	N
  Chondrilla juncea L.	Skeleton-weed, Rush Skeleton-weed	I
  Chrysogonum virginianum L.	Green-and-gold	N
  Chrysopsis mariana (L.) Ell.	Maryland Golden-aster	N
  Chrysosplenium americanum Schwein. ex Hook.	Golden Saxifrage, Water-mat, Water-carpet	N
  Cichorium intybus L.	Chicory, Succory	I
  Cicuta maculata L. var. maculata	Water-hemlock, Spotted Water-hemlock	N
  Cinna arundinacea L.	Common Wood Reedgrass, Sweet Wood Reed-grass	N
  Circaea canadensis (L.) Hill	Enchanter's Night-shade	N
  Cirsium arvense (L.) Scop.	Canada Thistle, Field Thistle	I
  Cirsium discolor (Muhl. ex Willd.) Spreng.	Field Thistle	N
  Cirsium pumilum (Nutt.) Spreng.	Pasture Thistle	N
  Cirsium vulgare (Savi) Ten.	Bull Thistle	I
  Citrus trifoliata L.	Hardy Orange, Trifoliate Orange	I
  Claytonia virginica L. var. virginiana	Spring Beauty, Virginia Spring Beauty, Eastern Spring Beauty	N
  Claytosmunda claytoniana (L.) Metzgar & Rouhan	Interrupted Fern	N
  Clematis ochroleuca Ait.	Curlyheads	N
  Clematis terniflora DC.	Sweet Autumn Clematis, Japanese Clematis	I
  Clematis viorna L.	Northern Leatherflower, Vase-vine	N
  Clematis virginiana L.	Virgin’s-bower	N
  Clinopodium calamintha (L.) Stace	Lesser Calamint, Basil-thyme	I
  Clinopodium vulgare L.	Wild Basil	N
  Clintonia umbellulata (Michx.) Morong	Speckled Wood Lily, White Clintonia	N
  Clitoria mariana L. var. mariana	Butterfly Pea	N
  Coleataenia anceps (Michx.) Soreng ssp. anceps	Beaked Panic Grass	N
  Coleataenia pulchra (F. Dietrich) Mabberley & LeBlond	Redtop Panic Grass	N
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. rigidula	Tall Flat Panic Grass	N
  Collinsonia canadensis L.	Richweed, Canada Horsebalm	N
  Comandra umbellata (L.) Nuttall var. umbellata	Eastern Bastard Toadflax	N
  Commelina communis L.	Asiatic Dayflower, Common Dayflower	I
  Commelina diffusa Burman f.	Creeping Dayflower	I
  Commelina erecta L.	Slender Dayflower, Erect Dayflower	N
  Commelina virginica L.	Virginia Dayflower	N
  Comptonia peregrina (L.) Coult.	Sweet-fern	N
  Conium maculatum L.	Poison Hemlock	I
  Conoclinium coelestinum (L.) DC.	Mistflower, Ageratum	N
  Conopholis americana (L.) Wallroth	Squawroot, Bearcorn	N
  Consolida ajacis (L.) Schur.	Rocket Larkspur	I
  Convolvulus arvensis L.	Field Bindweed	I
  Corallorhiza maculata (Raf.) Raf. var. maculata	Eastern Spotted Coralroot	N
  Corallorhiza maculata (Raf.) Raf. var. occidentalis (Lindley) Ames	Western Spotted Coralroot	N
  Corallorhiza odontorhiza (Willd.) Nuttall	Autumn Coralroot	N
  Corallorhiza wisteriana Conrad	Spring Coralroot	N
  Coreopsis auriculata L.	Larkspur Coreopsis	N
  Coreopsis lanceolata L.	Long-stalk Coreopsis
  Coreopsis tripteris L.	Tall Coreopsis	N
  Coreopsis verticillata L.	Whorled Coreopsis, Thread-leaf Coreopsis	N
  Corydalis flavula (Raf.) DC	Yellow Corydalis, Yellow Fumewort, Yellow Harlequin	N
  Corydalis incisa (Thunb.) Pers.	Incised Fumewort, Purple Keman	I
  Corylus americana Walt.	American Hazelnut, American Filbert	N
  Corylus cornuta Marsh. var. cornuta	Beaked Hazelnut	N
  Crataegus collina Chapman	Hillside Hawthorn	N
  Crataegus crus-galli L. var. crus-galli	Cockspur Hawthorn	N
  Crataegus intricata Lange var. intricata	Entangled Hawthorn	N
  Crataegus iracunda Beadle	Forest Hawthorn	N
  Crataegus macrosperma Ashe	Big-fruited Hawthorn, Eastern Hawthorn	N
  Crataegus pruinosa (Wendl. f.) K. Koch var. pruinosa	Frosted Hawthorn	N
  Crataegus uniflora Muenchh.	One-flowered Hawthorn	N
  Crepis capillaris (L.) Wallr.	Smooth Hawksbeard	I
  Crepis pulchra L.	Small-flower Hawksbeard	I
  Crotalaria sagittalis L.	Rattlebox, Arrowhead Rattlebox	N
  Croton capitatus Michx.	Woolly Croton, Hogwort	I
  Croton glandulosus L. var. septentrionalis Muell.-Arg.	Tropic Croton, Tooth-leaved Croton, Sand Croton	N
  Cryptotaenia canadensis (L.) DC.	Honewort	N
  Cubelium concolor (T.F. Forst.) Raf. ex Britt. & A. Brown	Green Violet	N
  Cunila origanoides (L.) Britt.	Common Dittany, Wild Oregano, Stonemint	N
  Cuphea viscosissima Jacq.	Blue Waxweed, Clammy Cuphea	N
  Cuscuta campestris Yuncker	Field Dodder	N
  Cuscuta compacta Jussieu ex Choisy	Compact Dodder	N
  Cuscuta gronovii Willd. ex Roem. & Schult.	Common Dodder	N
  Cuscuta pentagona Engelm.	Five-angled Dodder	N
  Cyanus segetum Hill	Cornflower, Bachelor's-buttons	I
  Cynanchum laeve (Michx.) Pers.	Honeyvine, Sandvine	N
  Cynodon dactylon (L.) Pers.	Bermuda Grass	I
  Cynoglossum officinale L.	Hound's-tongue	I
  Cyperus bipartitus Torrey	Slender Flatsedge, Shining Flatsedge	N
  Cyperus brevifolioides Thieret & Delahoussaye	Pasture Spikesedge, Asiatic Greenhead Sedge	I
  Cyperus compressus L.	Poorland Flatsedge	N
  Cyperus echinatus (L.) Wood	Globe Flatsedge	N
  Cyperus erythrorhizos Muhlenberg	Red-root Flatsedge	N
  Cyperus esculentus L. var. leptostachyus Böckler	Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond
  Cyperus flavescens L.	Yellow Flatsedge	N
  Cyperus hortensis (Salzmann ex Steudel) Dorr	Low Spikesedge	N
  Cyperus iria L.	Rice-field Flatsedge	I
  Cyperus lancastriensis Porter ex Gray	Many-flowered Flatsedge	N
  Cyperus lupulinus complex		N
  Cyperus odoratus L. var. odoratus	Fragrant Flatsedge, Rusty Flatsedge	N
  Cyperus polystachyos Rottboell	Coast Flatsedge, Many-spike Flatsedge	N
  Cyperus retrofractus (L.) Torrey	Rough Flatsedge	N
  Cyperus squarrosus L. var. squarrosus	Awned Flatsedge	N
  Cyperus strigosus L.	Straw-colored Flatsedge	N
  Cypripedium acaule Aiton	Pink Lady's-slipper, Moccasin-flower	N
  Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight	Large Yellow Lady's-slipper	N
  Cystopteris protrusa (Weatherby) Blasdell	Lowland Bladder Fern, Lowland Brittle Fern	N
  Cystopteris tenuis (Michx.) Desv.	Fragile Fern, Mackay's Bladder Fern	N
  Cytisus scoparius (L.) Link	Common Broom, Scotch Broom	I
  Dactylis glomerata L.	Orchard Grass	I
  Dactylorhiza viridis (L.) R.M. Bateman Pridgeon, & M.W. Chase	Long-bracteate Green Orchid, Long-bracteate Frog Orchid	N
  Danthonia compressa Austin	Mountain Oatgrass	N
  Danthonia sericea Nutt.	Silky Oatgrass	N
  Danthonia spicata (L.) Beauv. ex Roemer & J.A. Schultes	Poverty Oatgrass	N
  Datura stramonium L.	Jimson-weed	I
  Daucus carota L.	Queen-Anne's Lace, Wild Carrot	I
  Delphinium tricorne Michx.	Dwarf Larkspur	N
  Dendrolycopodium obscurum (L.) A. Haines	Common Ground-pine, Common Tree-clubmoss, Flat-branched Tree-clubmoss	N
  Deparia acrostichoides (Sw.) M. Kato	Silvery Spleenwort	N
  Desmodium ciliare (Muhl. ex Willd.) DC.	Hairy Small-leaf Tick-trefoil	N
  Desmodium cuspidatum (Muhl. ex Willd.) Loudon	Toothed Tick-trefoil, Large-bracted Tick-trefoil	N
  Desmodium glabellum (Michx.) DC.	Dillenius' Tick-trefoil	N
  Desmodium laevigatum (Nutt.) DC.	Smooth Tick-trefoil	N
  Desmodium marilandicum (L.) DC.	Smooth Small-leaf Tick-trefoil, Maryland Tick-trefoil	N
  Desmodium nuttallii (Schindl.) Schub.	Nuttall's Tick-trefoil	N
  Desmodium obtusum (Muhl. ex Willd.) DC.	Stiff Tick-trefoil	N
  Desmodium paniculatum (L.) DC. var. paniculatum	Narrow-leaf Tick-trefoil, Panicled-leaf Tick-trefoil	N
  Desmodium rotundifolium DC.	Round-leaf Tick-trefoil, Prostrate Tick-trefoil	N
  Desmodium viridiflorum (L.) DC.	Velvet-leaf Tick-trefoil	N
  Deutzia scabra Thunb.	Fuzzy Deutzia	I
  Dianthus armeria L.	Deptford Pink	I
  Dicentra cucullaria (L.) Bernh.	Dutchman's Breeches	N
  Dicentra eximia (Ker-Gawl.) Torr.	Wild Bleeding Heart	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. acuminatum	Woolly Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. fasciculatum (Torr.) Freckmann	Slender-stemmed Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. lindheimeri (Nash) Gould & C.A. Clark	Lindheimer's Panic Grass	N
  Dichanthelium acuminatum complex		N
  Dichanthelium boscii (Poir.) Gould & C.A. Clark	Bosc's Panic Grass	N
  Dichanthelium clandestinum (L.) Gould	Deer-Tongue Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould	Variable Panic Grass, Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. ashei (Pearson ex Ashe) Mohlenbrock	Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. commutatum	Variable Panic Grass	N
  Dichanthelium depauperatum (Muhl.) Gould	Starved Panic Grass	N
  Dichanthelium dichotomum (L.) Gould var. dichotomum	Small-fruited Panic Grass	N
  Dichanthelium dichotomum complex		N
  Dichanthelium latifolium (L.) Harvill	Broad-leaf Panic Grass	N
  Dichanthelium laxiflorum (Lam.) Gould	Open-flower Panic Grass	N
  Dichanthelium linearifolium (Scribn.) Gould	Slim-leaf Panic Grass, Linear-leaf Panic Grass	N
  Dichanthelium lucidum (Ashe) LeBlond	Bog Panic Grass	N
  Dichanthelium meridionale (Ashe) Freckmann	Matting Panic Grass	N
  Dichanthelium microcarpon (Muhl. ex Elliott) Mohlenbrock	Branched Panic Grass	N
  Dichanthelium ovale (Ell.) Gould & C.A. Clark var. addisonii (Nash) Gould & C.A. Clark	Addison's Panic Grass	N
  Dichanthelium polyanthes (Schultes) Mohlenbrock	Round-seed Panic Grass	N
  Dichanthelium scoparium (Lam.) Gould	Velvet Panic Grass	N
  Dichanthelium scribnerianum (Nash) J.R. Thomas	Scribner's Panic Grass	N
  Dichanthelium sphaerocarpon (Ell.) Gould	Round-fruited Panic Grass	N
  Dichanthelium yadkinense (Ashe) Mohlenbrock	Spotted-sheath Panic Grass	N
  Diervilla lonicera Miller	Northern Bush-honeysuckle	N
  Digitaria ciliaris (Retz.) Koeler	Southern Crabgrass	N
  Digitaria filiformis (L.) Koeler var. filiformis	Slender Crabgrass	N
  Digitaria ischaemum (Schreb.) Muhl.	Smooth Crabgrass	I
  Digitaria sanguinalis (L.) Scop.	Northern Crabgrass	I
  Digitaria sanguinalis / ciliaris complex	Hairy Crabgrass, Big Crabgrass, Southern Crabgrass
  Diodia virginiana L.	Virginia Buttonweed	N
  Dioscorea polystachya Turczaninow	Chinese Yam, Cinnamon Vine	I
  Dioscorea villosa L.	Wild Yam	N
  Diospyros virginiana L.	Common Persimmon, American Persimmon	N
  Diphasiastrum digitatum (Dill. ex A. Braun) Holub	Common Running-cedar, Common Running-pine	N
  Diphasiastrum tristachyum (Pursh) Holub	Ground-cedar, Blue Running-cedar	N
  Dipsacus fullonum L.	Wild Teasel, Common Teasel	I
  Dipsacus laciniatus L.	Cut-leaf Teasel	I
  Dirca palustris L.	Leatherwood	N
  Doellingeria infirma (Michx.) Greene	Cornel-leaved Aster	N
  Doellingeria umbellata (P. Mill.) Nees var. umbellata	Tall Flat-topped White Aster	N
  Draba ramossissima Desvaux	Rocktwist	N
  Draba verna Linnaeus	Whitlow-grass	I
  Drymocallis arguta (Pursh) Rydberg	Tall Cinquefoil, Sticky Cinquefoil	N
  Dryopteris carthusiana (Vill.) H.P. Fuchs	Spinulose Wood Fern, Toothed Wood Fern	N
  Dryopteris celsa (Wm. Palmer) Knowlt., Palmer & Pollard ex Small	Log Fern	N
  Dryopteris cristata (L.) Gray	Crested Wood Fern, Crested Fern	N
  Dryopteris goldieana (Hook. ex Goldie) Gray	Goldie's Wood Fern	N
  Dryopteris intermedia (Muhl. ex Willd.) Gray	Evergreen Wood Fern, Fancy Fern	N
  Dryopteris marginalis (L.) Gray	Marginal Wood Fern	N
  Dryopteris ×boottii (Tuckerman) Underwood		N
  Dulichium arundinaceum (L.) Britton var. arundinaceum	Three-way Sedge	N
  Dysphania ambrosioides (L.) Mosyakin & Clemants	Mexican Tea, Wormseed, Epazote	I
  Dysphania botrys (L.) Mosyakin & Clemants	Jerusalem-oak, Feather-geranium	I
  Dysphania pumilio (R. Br.) Mosyakin & Clemants	Clammy Goosefoot	I
  Echinochloa crus-galli (L.) Beauv. var. crus-galli	Barnyard Grass	I
  Echinochloa frumentacea Link	Japanese Millet, Siberian Millet, Billion-dollar Grass	I
  Echium vulgare L.	Viper's Bugloss, Blueweed	I
  Eclipta prostrata (L.) L.	False Daisy, Yerba-de-tajo	N
  Egeria densa Planchon	Brazilian Waterweed	I
  Elaeagnus pungens Thunb.	Thorny Olive	I
  Elaeagnus umbellata Thunb.	Autumn Olive	I
  Elatine americana (Pursh) Arnott	American Waterwort	N
  Eleocharis engelmannii Steudel	Engelmann Spikerush	N
  Eleocharis erythropoda Steudel	Bald Spikerush	N
  Eleocharis obtusa (Willd.) Schultes	Blunt Spikerush	N
  Eleocharis quadrangulata (Michaux) R. & S.	Square-stem Spikerush	N
  Eleocharis tenuis (Willd.) Schultes var. tenuis	Slender Spikerush	N
  Elephantopus carolinianus Raeusch.	Carolina Elephant's-foot	N
  Eleusine indica (L.) Gaertn.	Indian Goosegrass, Yard Grass	I
  Ellisia nyctelea (L.) L.	Nyctelea, Waterpod, Aunt Lucy	N
  Elodea canadensis Michx.	Common Waterweed	N
  Elymus canadensis L. var. canadensis	Nodding Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball	Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. australis (Scribn. & C.R. Ball) J.J.N. Campbell	Hairy Southeastern Wild Rye	N
  Elymus hystrix L. var. hystrix	Bottlebrush Grass	N
  Elymus macgregorii Brooks & Campbell	Early Wild Rye, MacGregor's Wild Rye	N
  Elymus repens (L.) Gould	Quackgrass, Dog Grass	I
  Elymus riparius Wieg.	Riverbank Wild Rye	N
  Elymus villosus Muhl. ex Willd.	Hairy Wild Rye, Downy Wild Rye	N
  Elymus virginicus L. var. virginicus	Virginia Wild Rye	N
  Endodeca serpentaria (L.) Raf.	Virginia Snakeroot, Turpentine-root	N
  Epifagus virginiana (L.) W.Barton	Beechdrops	N
  Epigaea repens L.	Trailing Arbutus	N
  Epilobium coloratum Biehler	Purple-leaved Willow-herb	N
  Equisetum arvense L.	Field Horsetail	N
  Equisetum praealtum Rafinesque	Tall Scouring-Rush	N
  Eragrostis capillaris (L.) Nees	Lacegrass	N
  Eragrostis cilianensis (All.) Vignola. ex Janchen	Stinkgrass	I
  Eragrostis curvula (Schrad.) Nees	Weeping Lovegrass	I
  Eragrostis frankii C.A. Mey. ex Steud.	Sandbar Lovegrass, Frank's Lovegrass	N
  Eragrostis hirsuta (Michx.) Nees	Big-top Lovegrass	N
  Eragrostis hypnoides (Lam.) B.S.P.	Creeping Lovegrass	N
  Eragrostis intermedia A.S. Hitchc.	Plains Lovegrass	I
  Eragrostis minor Host	Little Lovegrass	I
  Eragrostis pectinacea (Michx.) Nees var. pectinacea	Tufted Lovegrass, Carolina Lovegrass, Western Lovegrass	N
  Eragrostis pilosa (L.) Beauv. var. pilosa	India Lovegrass	I
  Eragrostis spectabilis (Pursh) Steud.	Purple Lovegrass, Tumblegrass	N
  Erechtites hieraciifolius (L.) Raf. ex DC.	Fireweed, Pilewort, American Burnweed	N
  Erianthus alopecuroides (L.) Ell.	Silver Plumegrass, Woolly Plumegrass	N
  Erianthus contortus Ell.	Spiral-awned Plumegrass, Short-beard Plumegrass	N
  Erigeron annuus (L.) Pers.	Annual Fleabane	N
  Erigeron canadensis L.	Horseweed, Common Horseweed	N
  Erigeron philadelphicus L. var. philadelphicus	Philadelphia Fleabane	N
  Erigeron pulchellus Michx. var. pulchellus	Robin's Plantain	N
  Erigeron strigosus Muhl. ex Willd. var. strigosus	Daisy Fleabane	N
  Erodium cicutarium (L.) L'Her. ex Ait.	Common Storksbill, Heron's-bill, Red-stem Filaree, Alfileria	I
  Erysimum cheiranthoides Linnaeus	Wormseed Wallflower	I
  Erythronium americanum Ker-Gawl. ssp. americanum	Yellow Trout Lily, American Trout Lily	N
  Erythronium umbilicatum Parks & Hardin ssp. umbilicatum	Dimpled Trout Lily	N
  Eubotrys racemosus (L.) Nutt.	Fetterbush, Swamp Dog-hobble	N
  Euonymus alatus (Thunb.) Sieb.	Winged Euonymus, Burning Bush	I
  Euonymus americanus L.	Strawberry-bush, American Strawberry-bush, Heart's-a-bustin'	N
  Euonymus atropurpureus Jacq.	Eastern Wahoo	N
  Euonymus fortunei (Turcz.) Hand.-Maz.	Winter Creeper, Climbing Euonymus	I
  Eupatorium album L.	White Thoroughwort	N
  Eupatorium altissimum L.	Tall Thoroughwort	N
  Eupatorium capillifolium (Lam.) Small	Dog-fennel	N
  Eupatorium godfreyanum Cronq.	Godfrey's Thoroughwort	N
  Eupatorium hyssopifolium L.	Hyssop-leaf Thoroughwort	N
  Eupatorium perfoliatum L.	Boneset, Common Boneset	N
  Eupatorium pilosum Walt.	Vervain Thoroughwort, Rough Boneset	N
  Eupatorium pubescens Muhl. ex Willd.	Hairy Thoroughwort, Hairy Boneset	N
  Eupatorium rotundifolium L.	Roundleaf Thoroughwort, Roundleaf Boneset	N
  Eupatorium saltuense Fern.	Pasture Thoroughwort	N
  Eupatorium serotinum Michx.	Late Thoroughwort	N
  Eupatorium sessilifolium L.	Upland Boneset	N
  Eupatorium torreyanum Short and Peter	Torrey's Thoroughwort	N
  Eupatorium vaseyi Porter	Vasey's Thoroughwort	N
  Euphorbia corollata L.	Flowering Spurge	N
  Euphorbia cyparissias L.	Cypress Spurge	I
  Euphorbia davidii Subils	Davids Spurge	I
  Euphorbia dentata Michx.	Toothed Spurge, Green Poinsettia	I
  Euphorbia humistrata Engelm.	Spreading Sandmat
  Euphorbia maculata L.	Spotted Spurge, Milk-purslane	N
  Euphorbia nutans Lagasca y Segura	Nodding Spurge, Eyebane	N
  Euphorbia spathulata Lam.	Woodland Spurge	N
  Eurybia divaricata (L.) Nesom	White Wood Aster	N
  Eurybia macrophylla (L.) Cass.	Big-leaf Aster, Large-leaved Aster	N
  Eurybia schreberi (Nees) Nees	Schreber's Aster	N
  Euthamia lanceolata (L.) Nesom	Hairy Grass-leaved Goldenrod	N
  Eutrochium fistulosum (Barratt) E.E. Lamont	Hollow Joe-pye-weed	N
  Eutrochium purpureum (Linnaeus) E.E. Lamont var. purpureum	Sweet-scented Joe-pye-weed, Sweet Joe-pye-weed, Purple Joe-pye-weed	N
  Fagopyrum esculentum Moench	Buckwheat	I
  Fagus grandifolia Ehrhart	American Beech	N
  Fallopia convolvulus (L.) A. Love	Bindweed, Black Bindweed	I
  Fallopia cristata (Engelm. & A. Gray) Holub	Crested False Buckwheat	N
  Fallopia scandens (L.) Holub	Climbing False Buckwheat	N
  Fatoua villosa (Thunb.) Nakai	Mulberry-weed, Hairy Crabweed	I
  Festuca filiformis Pourret	Hair Fescue, Fineleaf Sheep Fescue	I
  Festuca rubra L.	Red Fescue	N
  Festuca subverticillata (Pers.) Alexeev	Nodding Fescue	N
  Festuca trachyphylla (Hackell) Krajina	Hard Fescue	I
  Ficaria verna Hudson	Lesser Celandine	I
  Fimbristylis annua (Allioni) R. & S.	Annual Fimbry	N
  Fimbristylis autumnalis (L.) R. & S.	Slender Fimbry	N
  Firmiana simplex (L.) W. Wight	Chinese Parasol Tree	I
  Foeniculum vulgare P. Mill.	Fennel, Sweet Fennel	I
  Fragaria virginiana Duchesne	Wild Strawberry	N
  Frangula alnus P. Mill.	Alder Buckthorn, Glossy Buckthorn	I
  Frangula caroliniana (Walter) A. Gray	Carolina Buckthorn	N
  Fraxinus americana L.	White Ash	N
  Fraxinus nigra Marshall	Black ash	N
  Fraxinus pennsylvanica Marshall	Green Ash, Red Ash	N
  Froelichia gracilis (Hook.) Moq.	Slender Cottonweed	I
  Galactia regularis (L.) B.S.P.	Eastern Milkpea	N
  Galanthus nivalis L.	Common Snowdrop	I
  Galearis spectabilis (L.) Raf.	Showy Orchis, Showy Orchid	N
  Galinsoga quadriradiata Ruiz & Pavon	Fringed Quickweed, Hairy Galinsoga, Shaggy Soldier	I
  Galium aparine L.	Cleavers	N
  Galium circaezans Michx.	Forest Bedstraw	N
  Galium lanceolatum Torr.	Lanceleaf Wild Licorice	N
  Galium latifolium Michx.	Purple Bedstraw	N
  Galium mollugo L.	Smooth Bedstraw, Hedge Bedstraw	I
  Galium obtusum Bigelow	Blunt-leaf Bedstraw	N
  Galium obtusum Bigelow var. filifolium (Wieg.) Fern.	Bluntleaf Bedstraw, Carolina Bedstraw	N
  Galium obtusum Bigelow var. obtusum	Bluntleaf Bedstraw	N
  Galium pedemontanum (Bellardi) Allioni	Piedmont Bedstraw	I
  Galium pilosum Ait.	Hairy Bedstraw	N
  Galium sherardia E.H.L. Krause	Field Madder, Blue Field Madder	I
  Galium tinctorium L.	Three-lobed Bedstraw	N
  Galium triflorum Michx.	Sweet-scented Bedstraw	N
  Galium verum L.	Yellow Bedstraw	I
  Gamochaeta argyrinea Nesom	Silvery Everlasting, Silver Cudweed	N
  Gamochaeta purpurea (L.) Cabrera	Purple Cudweed, Purple Everlasting	N
  Gaultheria procumbens L.	Wintergreen, Teaberry	N
  Gaylussacia baccata (Wangenh.) K. Koch	Black Huckleberry	N
  Gentiana clausa Raf.	Bottle Gentian, Closed Gentian	N
  Gentiana villosa L.	Striped Gentian	N
  Gentianella quinquefolia (L.) Small	Eastern Stiff Gentian	N
  Geocarpon glabrum (Michx.) E.E. Schilling	Appalachian Sandwort	N
  Geranium carolinianum L.	Carolina Geranium, Carolina Cranesbill	N
  Geranium columbinum L.	Long-stalk Cranesbill	I
  Geranium maculatum L.	Wild Geranium	N
  Geranium molle L.	Dove's-foot Geranium, Dove's-foot Cranesbill	I
  Geranium pusillum L.	Small Geranium, Small-flowered Cranesbill	I
  Geranium thunbergii Sieb. & Zucc. ex Lindl. & Paxton	Thunberg's Geranium	I
  Geum canadense Jacquin	White Avens	N
  Geum vernum (Raf.) Torr. & Gray	Spring Avens
  Geum virginianum L.	Cream Avens	N
  Gillenia trifoliata (L.) Moench	Bowman's-root, Mountain Indian-physic	N
  Glechoma hederacea L.	Gill-over-the-ground, Ground-ivy	I
  Gleditsia triacanthos L.	Honey Locust
  Glyceria melicaria (Michx.) F.T. Hubbard	Slender Mannagrass, Melic Mannagrass	N
  Glyceria septentrionalis A.S. Hitchc.	Eastern Mannagrass, Floating Mannagrass	N
  Glyceria striata (Lam.) A.S. Hitchc. var. striata	Fowl Mannagrass	N
  Gonolobus suberosus (L.) R. Br. var. suberosus	Eastern Anglepod, Angular-fruit Milkvine	N
  Goodyera pubescens (Willd.) R.Br. ex Aiton f.	Downy Rattlesnake-plantain	N
  Gratiola neglecta Torr.	Clammy Hedge-hyssop	N
  Greeneochloa coarctata (Eaton) P.M. Peterson, Soreng, Romasch. & Barberá	Nuttall's Reedgrass	N
  Grewia biloba G. Don	Bilobed Grewia	I
  Gymnocarpium appalachianum Pryer and Haufler	Appalachian Oak Fern	N
  Gymnopogon ambiguus (Michx.) B.S.P.	Eastern Beard Grass	N
  Hackelia virginiana (L.) I.M.Johnston	Virginia Stickseed	N
  Hamamelis virginiana L. var. virginiana	Witch Hazel	N
  Hedeoma pulegioides (L.) Pers.	American Pennyroyal	N
  Hedera helix L.	English Ivy, Common Ivy	I
  Helenium autumnale L.	Common Sneezeweed, Autumn Sneezeweed	N
  Helenium flexuosum Raf.	Southern Sneezeweed	N
  Helianthus angustifolius L.	Narrow-leaved Sunflower	N
  Helianthus annuus L.	Common Sunflower	I
  Helianthus atrorubens L.	Purple-disk Sunflower	N
  Helianthus decapetalus L.	Thin-leaved Sunflower	N
  Helianthus divaricatus L.	Woodland Sunflower	N
  Helianthus giganteus L.	Tall Sunflower, Giant Sunflower	N
  Helianthus grosseserratus Martens	Sawtooth Sunflower	I
  Helianthus laevigatus Torr. & Gray	Smooth Sunflower	N
  Helianthus maximiliani Schrad.	Maximilian Sunflower	I
  Helianthus mollis Lam.	Ashy Sunflower	I
  Helianthus strumosus L.	Pale-leaved Sunflower	N
  Helianthus tuberosus L.	Jerusalem Artichoke	I
  Heliopsis helianthoides (L.) Sweet var. helianthoides	Oxeye, Smooth Oxeye	N
  Hemerocallis fulva (L.) L.	Orange Day-lily, Tiger-lily	I
  Hepatica acutiloba DC.	Sharp-lobed Hepatica, Sharp-lobed Liverleaf	N
  Hepatica americana (DC.) Ker-Gawl.	Round-lobed Hepatica, Round-lobed Liverleaf	N
  Heracleum maximum Bartr.	Cow-parsnip, Common Cow-parsnip	N
  Hesperis matronalis Linnaeus	Dame's Rocket	I
  Heteranthera dubia (Jacquin) MacMillan	Water Stargrass	N
  Heteranthera reniformis Ruiz & Pavon	Mud Plantain, Kidneyleaf Mud Plantain	N
  Heterotheca subaxillaris (Lam.) Britt. & Rusby	Camphorweed, Dune Camphorweed	N
  Heuchera americana L.	Alumroot, Americana Alumroot	N
  Heuchera villosa Michaux	Hairy Alumroot	N
  Hexalectris spicata (Walter) Barnh.	Crested Coralroot	N
  Hexasepalum teres (Walter) J.H. Kirkbride	Common Buttonweed, Rough Buttonweed	N
  Hexastylis chueyi (B.T. Sinn) Weakley & D.B. Poind.	Chuey's Evergreen Wild Ginger	N
  Hexastylis heterophylla (Ashe) Small	Variable-leaf Heartleaf	N
  Hexastylis virginica (L.) Small	Virginia Heartleaf	N
  Hibiscus moscheutos L.	Swamp Rose-mallow, Eastern Rose-mallow, Crimson-eyed Rose-mallow	N
  Hibiscus syriacus L.	Rose-of-Sharon, Althaea	I
  Hibiscus trionum L.	Flower-of-an-hour	I
  Hieracium gronovii L.	Hairy Hawkweed	N
  Hieracium paniculatum L.	Panicled Hawkweed, Alleghany Hawkweed	N
  Hieracium scabrum Michx.	Rough Hawkweed	N
  Hieracium venosum L.	Rattlesnake Weed	N
  Holcus lanatus L.	Common Velvet Grass	I
  Holosteum umbellatum L. ssp. umbellatum	Jagged Chickweed	I
  Homalosorus pycnocarpos (Spreng.) Pichi-Sermolli	Glade Fern	N
  Hordeum pusillum Nutt.	Little Barley	N
  Hosta ventricosa (Salisb.) Stearn	Blue Plantain-lily	I
  Houstonia caerulea L.	Common Bluets, Azur Bluets, Quaker Ladies	N
  Houstonia longifolia Gaertn.	Longleaf Bluets	N
  Houstonia purpurea L.	Summer Bluets	N
  Houstonia pusilla Schoepf	Tiny Bluets	N
  Houstonia tenuifolia Nuttall	Narrowleaf Bluets, Diffuse-branched Bluets	N
  Humulus japonicus Sieb. & Zucc.	Japanese Hops	I
  Humulus lupulus L.	Common Hops
  Huperzia lucidula (Michx.) Trevisan	Shining Clubmoss, Shining Firmoss	N
  Hydrangea arborescens L.	Wild Hydrangea, Smooth Hydrangea	N
  Hydrastis canadensis L.	Golden-seal	N
  Hydrocotyle americana L.	American Water-pennywort, American Marsh-pennywort	N
  Hydrocotyle ranunculoides L. f.	Swamp Water-pennywort, Floating Marsh-pennywort	N
  Hydrophyllum virginianum L. var. virginianum	Virginia Waterleaf, Eastern Waterleaf	N
  Hylodesmum glutinosum (Muhl. ex Willld.) H. Ohashi & R.R. Mill	Pointed-leaf Tick-trefoil	N
  Hylodesmum nudiflorum (L.) H. Ohashi & R.R. Mill	Naked-Flowered Tick-trefoil	N
  Hylotelephium telephioides (Michx.) H. Ohba	Allegheny Stonecrop, Allegheny Live-for-ever	N
  Hypericum canadense L.	Canada St. John's-wort	N
  Hypericum crux-andreae (L.) Crantz	St. Peter's-wort	N
  Hypericum gentianoides (L.) B.S.P.	Pineweed, Orange-grass	N
  Hypericum mutilum L.	Dwarf St. John's-wort	N
  Hypericum perforatum L.	Common St. John's-wort	I
  Hypericum prolificum L.	Shrubby St. John's-wort	N
  Hypericum punctatum Lam.	Spotted St. John's-wort	N
  Hypericum stragulum P. Adams & Robson	Low St. Andrew's Cross	N
  Hypochaeris radicata L.	Spotted Cat's-ear	I
  Hypopitys monotropa Crantz	Pinesap	N
  Hypoxis hirsuta (L.) Coville	Eastern Yellow Stargrass	N
  Ilex montana Torr. & Gray ex Gray	Mountain Holly	N
  Ilex opaca Aiton var. opaca	American Holly	N
  Ilex verticillata (L.) Gray	Winterberry	N
  Impatiens capensis Meerburg	Orange Jewelweed, Spotted Jewelweed	N
  Impatiens pallida Nuttall	Yellow Jewelweed, Pale Jewelweed	N
  Ionactis linariifolia (L.) Greene	Stiff-leaved Aster	N
  Ipomoea coccinea L.	Red Morning Glory, Scarlet Creeper
  Ipomoea hederacea Jacq.	Ivy-leaf Morning Glory	I
  Ipomoea lacunosa L.	Small White Morning Glory	N
  Ipomoea pandurata (L.) G.F.W. Mey.	Wild Potato-vine, Manroot, Man-of-the-earth	N
  Ipomoea purpurea (L.) Roth	Common Morning Glory	I
  Iris cristata Solander ex Aiton	Dwarf Crested Iris	N
  Iris domestica (Linnaeus) Goldblatt & Mabberley	Blackberry-lily	I
  Iris pseudacorus L.	Yellow Iris, Yellow Flag	I
  Iris verna L.	Dwarf Iris	N
  Iris verna L. var. smalliana Fernald ex M.E. Edwards	Upland Dwarf Iris	N
  Iris virginica L.	Virginia Blue Flag, Southern Blue Flag	N
  Isoetes valida (Engelm.) Clute	Mountain Quillwort	N
  Isotrema macrophyllum (Lam.) C.F. Reed	Dutchman's-pipe, Pipevine	N
  Isotria verticillata (Muhl. ex Willd.) Raf.	Large Whorled Pogonia	N
  Jeffersonia diphylla (L.) Pers.	Twinleaf	N
  Juglans cinerea L.	Butternut, White Walnut	N
  Juglans nigra L.	Black Walnut	N
  Juncus acuminatus Michx.	Sharp-fruited Rush	N
  Juncus biflorus Ell.	Large Grass-leaved Rush	N
  Juncus coriaceus Mackenzie	Leathery Rush	N
  Juncus debilis Gray	Weak Rush	N
  Juncus dichotomus Ell.	Forked Rush	N
  Juncus effusus L. var. solutus Fernald & Wiegand	Common Rush, Soft Rush	N
  Juncus marginatus Rostk.	Grass-leaved Rush	N
  Juncus scirpoides Lam. var. scirpoides	Needle-pod Rush, Lobe-headed Rush	N
  Juncus secundus Beauv. ex Poir.	Secund Rush, Lopsided Rush	N
  Juncus subcaudatus (Engelm.) Coville & Blake	Short-tailed Rush	N
  Juncus tenuis Willd.	Path Rush, Slender Rush, Poverty Rush	N
  Juniperus virginiana L. var. virginiana	Eastern Redcedar	N
  Justicia americana (L.)Vahl	Common Water-willow, American Water-willow	N
  Kalmia latifolia L.	Mountain Laurel, Ivy	N
  Kellochloa verrucosa (Muhl.) Lizarazu, M.V. Nicola, & Scataglini	Warty Panic Grass	N
  Kickxia elatine (L.) Dumort.	Sharp-leaf Cancerwort	I
  Koelreuteria paniculata Laxmann	Golden Rain Tree	I
  Krigia dandelion (L.) Nutt.	Potato Dwarf-dandelion	N
  Krigia virginica (L.) Willd.	Dwarf-dandelion, Virginia Dwarf-dandelion	N
  Kummerowia stipulacea (Maxim.) Makino	Korean-clover	I
  Lactuca canadensis L.	Wild Lettuce	N
  Lactuca floridana (L.) Gaertn.	Florida Blue Lettuce, Woodland Lettuce	N
  Lactuca saligna L.	Willow-leaf Lettuce	I
  Lactuca serriola L.	Prickly Lettuce	I
  Lamium amplexicaule L. var. amplexicaule	Henbit, Henbit Dead-nettle	I
  Lamium galeobdolon (L.) L.	Yellow Archangel	I
  Lamium purpureum L.	Red Dead-nettle, Purple Dead-nettle	I
  Laportea canadensis (L.) Weddell	Wood Nettle	N
  Lapsana communis L.	Common Nipplewort	I
  Lathyrus hirsutus L.	Caley Pea, Singletary Pea	I
  Lathyrus latifolius L.	Everlasting Pea, Perennial Sweet Pea	I
  Lathyrus venosus Muhl. ex Willd. var. venosus	Veiny Pea	N
  Lechea pulchella Raf.	Leggett's Pinweed	N
  Lechea pulchella Raf. var. pulchella	Leggett's Pinweed	N
  Lechea racemulosa Michx.	Common Pinweed, Illinois Pinweed	N
  Leersia oryzoides (L.) Sw.	Rice Cutgrass	N
  Leersia virginica Willd.	White Grass, White Cutgrass, Virginia Cutgrass	N
  Lemna minor L.	Common Duckweed	N
  Lemna perpusilla Torr.	Minute Duckweed	N
  Lemna valdiviana Phil.	Pale Duckweed	N
  Leonurus cardiaca L. ssp. cardiaca	Motherwort, Lion's-tail	I
  Lepidium campestre (Linnaeus) R. Brown	Field Pepperweed, Field Peppergrass, Cow Cress	I
  Lepidium didymum L.	Lesser Swinecress	I
  Lepidium virginicum L. var. virginicum	Virginia Pepperweed, Virginia Peppergrass, Common Peppergrass, Poor Man's Pepper	N
  Lespedeza bicolor Turcz.	Shrubby Bush-clover, Bicolor Lespedeza, Shrub Lespedeza,	I
  Lespedeza capitata Michx.	Round-headed Lespedeza, Round-headed Bush-clover	N
  Lespedeza cuneata (Dum.-Cours.) G. Don	Sericea Lespedeza, Chinese Lespedeza	I
  Lespedeza frutescens (L.) Ell.	Violet Lespedeza, Violet Bush-clover	N
  Lespedeza hirta (L.) Hornemann var. hirta	Hairy Lespedeza, Hairy Bush-clover	N
  Lespedeza procumbens Michx.	Trailing Lespedeza, Trailing Bush-clover	N
  Lespedeza repens (L.) W. Bart.	Creeping Lespedeza, Creeping Bush-clover	N
  Lespedeza violacea (L.) Pers.	Wand Lespedeza, Wand Bush-clover	N
  Lespedeza virginica (L.) Britt.	Slender Lespedeza, Slender Bush-clover	N
  Leucanthemum vulgare Lam.	Oxeye Daisy	I
  Liatris pilosa (Aiton) Willd.	Grass-leaf Blazing Star, Grass-leaf Gayfeather	N
  Liatris squarrosa (L.) Michx. var. squarrosa	Scaly Blazing Star	N
  Ligusticum canadense (L.) Britt.	American Lovage	N
  Ligustrum japonicum Thunb.	Japanese Privet	I
  Ligustrum lucidum W.T. Aiton	Glossy Privet, Broadleaf Privet	I
  Ligustrum sinense Louriere	Chinese Privet	I
  Lilium canadense L.	Canada Lily	N
  Lilium superbum L.	Turk's-cap Lily	N
  Linaria canadensis (L.) Dumont	Blue Toadflax, Canada Toadflax	N
  Linaria vulgaris P. Mill.	Butter-and-eggs, Yellow Toadflax	I
  Lindera benzoin (L.) Blume	Spicebush	N
  Lindernia anagallidea (Michx.) Pennell	Long-stalked False Pimpernel	N
  Lindernia dubia (L.) Pennell var. dubia	False Pimpernel, Yellow-seed False Pimpernel	N
  Linum medium (Planch.) Britton var. texanum (Planch.) Fern.	Stiff Yellow Flax, Common Yellow Flax	N
  Linum striatum Walt.	Ridged Yellow Flax	N
  Linum usitatissimum L.	Common Flax	I
  Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl.	Lily-leaved Twayblade, Large Twayblade	N
  Liquidambar styraciflua L.	Sweetgum	N
  Liriodendron tulipifera L.	Tulip-Poplar, Yellow Poplar, Tuliptree	N
  Lithospermum canescens (Michx.) Lehm.	Hoary Puccoon	N
  Lobelia cardinalis L.	Cardinal Flower	N
  Lobelia georgiana McVaugh	Southern Lobelia	N
  Lobelia inflata L.	Indian Tobacco	N
  Lobelia puberula Michaux	Downy Lobelia	N
  Lobelia siphilitica L.	Great Blue Lobelia	N
  Lobelia spicata Lam.	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. scaposa McVaugh	Pale-spike Lobelia	N
  Lobularia maritima (Linnaeus) Desvaux	Sweet Alyssum	I
  Lolium arundinaceum (Schreb.) Darbysh.	Tall Fescue, Alta Fescue	I
  Lolium perenne L.	Rye Grass	I
  Lolium perenne L. var. perenne	English Rye Grass, Perennial Rye Grass	I
  Lonicera dioica L.	Limber Honeysuckle, Red Honeysuckle	N
  Lonicera fragrantissima Lindl. & Paxton	Winter Honeysuckle, Sweet Breath-of-spring	I
  Lonicera japonica Thunb.	Japanese Honeysuckle	I
  Lonicera maackii (Rupr.) Maximowicz var. maackii	Amur Honeysuckle	I
  Lonicera morrowii Gray	Morrow's Honeysuckle	I
  Lonicera sempervirens L.	Trumpet Honeysuckle, Coral Honeysuckle	N
  Lorinseria areolata (L.) Presl	Netted Chain Fern	N
  Lotus corniculatus L.	Bird's-foot Trefoil	I
  Ludwigia alternifolia L.	Seedbox, Alternate-leaved Seedbox	N
  Ludwigia decurrens Walter	Wing-leaved Primrose-willow, Winged Water-primrose	N
  Ludwigia leptocarpa (Nuttall) Hara	Angle-stem Primrose-willow, Angle-stem Water-primrose	N
  Ludwigia palustris (L.) Elliott	Marsh Seedbox, Common Water-purslane	N
  Lupinus perennis L.	Sundial Lupine	N
  Luzula bulbosa (Wood) Smyth & Smyth	Bulbous Woodrush	N
  Luzula echinata (Small) F.J. Hermann	Spreading Woodrush	N
  Luzula multiflora (Ehrhart) Lejeune var. multiflora	Common Woodrush	N
  Lycium barbarum L.	Common Matrimony-vine, Wolfberry, Goji Berry	I
  Lycopodiella appressa (Chapman) Cranfill	Southern Bog Clubmoss	N
  Lycopodiella inundata (L.) Holub	Northern Bog Clubmoss	N
  Lycopodiella ×gilmanii A. Haines		N
  Lycopodium clavatum L.	Staghorn Clubmoss, Running Clubmoss	N
  Lycopus americanus Muhl. ex W. Bart.	American Bugleweed	N
  Lycopus uniflorus Michx.	Northern Bugleweed	N
  Lycopus virginicus L.	Virginia Bugleweed, Virginia Water Horehound	N
  Lygodium palmatum (Bernh.) Sw.	American Climbing Fern, Hartford Fern	N
  Lyonia ligustrina (L.) DC. var. ligustrina	Maleberry, He-Huckleberry	N
  Lysimachia nummularia L.	Moneywort, Creeping Jenny	I
  Lysimachia quadrifolia L.	Whorled Loosestrife	N
  Lysimachia terrestris (L.) B.S.P.	Swamp Loosestrife, Bog Loosestrife, Swamp Candles	N
  Lythrum salicaria L.	Purple Loosestrife	I
  Macleaya cordata (Willd.) R. Brown	Plume-poppy, Tree-celandine	I
  Maclura pomifera (Raf.) Schneid.	Osage Orange, Hedge Apple, Bois-d'arc	I
  Magnolia tripetala (L.) L.	Umbrella Magnolia	N
  Mahonia bealei (Fortune) Carr.	Leatherleaf Mahonia, Chinese Mahonia, Holly-grape	I
  Maianthemum canadense Desf.	Canada Mayflower, False Lily-of-the-valley	N
  Maianthemum racemosum (L.) Link	Eastern Solomon's-plume, False Solomon's-seal	N
  Malaxis unifolia Michaux	Green Adder's-mouth	N
  Malus domestica (Suckow) Borkh.	Common Apple	I
  Malva neglecta Wallroth	Common Mallow, Cheeses	I
  Matelea carolinensis (Jacq.) Woods.	Carolina Milkvine	N
  Matelea obliqua (Jacq.) Woods.	Climbing Milkvine	N
  Matricaria discoidea DC.	Pineapple Weed, Rayless Chamomile	I
  Mazus pumilus (Burm. f.) Steenis	White-flowered Mazus, Japanese Mazus	I
  Medeola virginiana L.	Indian Cucumber-root	N
  Medicago lupulina L.	Black Medick	I
  Medicago sativa L.	Alfalfa, Lucerne	I
  Melampyrum lineare Desr.	Cow-wheat	N
  Melanthium hybridum Walter	Crisped Bunchflower, Broadleaf Bunchflower	N
  Melanthium parviflorum (Michaux) S. Watson	Mountain Bunchflower, Small-flowered False-hellebore	N
  Melanthium virginicum L.	Bog Bunchflower, Virginia Bunchflower	N
  Melica mutica Walt.	Two-flower Melic	N
  Melilotus albus Medikus	White Sweet-clover	I
  Melilotus officinalis (L.) Lam.	Yellow Sweet-clover	I
  Melothria pendula L.	Melonette, Creeping Cucumber, Guadeloupe Cucumber	N
  Menispermum canadense L.	Canada Moonseed, Common Moonseed, Yellow Parilla	N
  Mentha spicata L.	Spearmint	I
  Mentha ×piperita L.	Peppermint	I
  Mertensia virginica (L.) Pers. ex Link	Virginia Bluebells, Virginia Cowslip	N
  Micranthes micranthidifolia (Haw.) Small	Lettuce Saxifrage, Lettuce-leaved Saxifrage, Brook Lettuce	N
  Micranthes petiolaris (Raf.) Bush var. petiolaris	Michaux's Saxifrage, Cliff Saxifrage	N
  Micranthes virginiensis (Michaux) Small	Early Saxifrage	N
  Microstegium vimineum (Trin.) A. Camus	Japanese Stiltgrass, Nepalese Brown-top, Japanese Grass	I
  Mikania scandens (L.) Willd.	Climbing Hempweed	N
  Mimulus alatus Aiton	Winged Monkeyflower	N
  Mimulus ringens L. var. ringens	Square-stemmed Monkeyflower, Allegheny Monkeyflower	N
  Mirabilis nyctaginea (Michx.) MacM.	Heart-leaved Umbrella-wort, Wild Four-o'clock	I
  Miscanthus sinensis Anderss.	Chinese Silvergrass, Eulalia, Maiden Grass	I
  Mitchella repens L.	Partridge-berry	N
  Mitella diphylla L.	Two-leaved Miterwort, Bishop's Cap	N
  Mollugo verticillata L.	Carpetweed, Green Carpetweed, Indian Chickweed	I
  Monarda clinopodia L.	White Bergamot, Basil Beebalm	N
  Monarda fistulosa L.	Wild Bergamot	N
  Monarda media Willd. complex	Purple Bergamot	N
  Monarda punctata L. var. punctata	Horsemint, Spotted Beebalm	N
  Monotropa uniflora L.	Indian Pipe	N
  Morus alba L.	White Mulberry	I
  Morus rubra L.	Red Mulberry	N
  Muhlenbergia capillaris (Lam.) Trin.	Hair-awn Muhly, Long-awn Hairgrass	N
  Muhlenbergia frondosa (Poir.) Fern.	Smooth Wirestem Muhly	N
  Muhlenbergia schreberi J.F. Gmel.	Nimblewill	N
  Muhlenbergia sobolifera (Muhl. ex Willd.) Trin.	Rock Muhly, Cliff Muhly	N
  Muhlenbergia sylvatica (Torr.) Torr. ex Gray	Woodland Muhly	N
  Muhlenbergia tenuiflora (Willd.) B.S.P.	Slender Muhly	N
  Mummenhoffia alliacea (L.) Esmailbegi & Al-Shehbaz	Roadside Pennycress, Garlic Pennycress	I
  Murdannia keisak (Hasskarl) Handel-Mazzetti	Marsh Dewflower	I
  Muscadinia rotundifolia (Michx.) Small var. rotundifolia	Muscadine Grape, Scuppernong	N
  Muscari botryoides (L.) P. Mill.	Common Grape-hyacinth	I
  Muscari comosum (L.) P. Mill.	Tassel Grape-hyacinth	I
  Muscari neglectum Guss. ex Ten.	Grape-hyacinth	I
  Myosotis macrosperma Englem.	Large-seed Forget-me-not	N
  Myosotis scorpioides L.	True Forget-me-not, Water Forget-me-not	I
  Myosotis verna Nutt.	Early Forget-me-not, Spring Forget-me-not	N
  Myriophyllum aquaticum (Vell.) Verdc.	Parrot Feather, Brazilian Water-milfoil	I
  Myriopteris lanosa (Michaux) Grusz & Windham	Hairy Lip Fern	N
  Myriopteris tomentosa (Link) Fée	Woolly Lip Fern	N
  Nabalus albus (L.) Hooker	White Rattlesnake-root	N
  Nabalus altissimus (L.) Hooker	Tall Rattlesnake-root	N
  Nabalus serpentarius (Pursh) Hooker	Lion's foot, Cankerweed	N
  Najas guadalupensis (Spreng.) Magnus var. guadalupensis	Southern Naiad, Common Naiad	N
  Narcissus poeticus L.	Poet's Narcissus, Pheasant's-eye Daffodil	I
  Narcissus pseudonarcissus L.	Common Daffodil	I
  Narcissus tazetta L.	Bunch-flowered Daffodil	I
  Narcissus ×incomparabilis P. Mill. (pro sp.)	Nonesuch Daffodil	I
  Nasturtium officinale R. Brown	Watercress	I
  Nepeta cataria L.	Catnip, Catmint	I
  Nephroia carolina (L.) Lian Lian & Wei Wang	Carolina Coralbead, Carolina Snailseed, Red-berried Moonseed	N
  Noccaea perfoliata (Linnaeus) Al-Shehbaz	Perfoliate Pennycress, Thoroughwort Pennycress	I
  Nuphar advena (Ait.) Ait.f.	Yellow Pond-lily, Common Spatterdock	N
  Nymphaea odorata Aiton ssp. odorata	White Water-lily, Fragrant Water-lily	N
  Nyssa sylvatica Marshall	Black Gum, Sour Gum	N
  Obolaria virginica L.	Pennywort	N
  Oclemena acuminata (Michx.) Greene	Whorled Wood Aster	N
  Oenothera biennis L.	Common Evening-primrose	N
  Oenothera fruticosa L.	Narrow-leaf Sundrops, Southern Sundrops	N
  Oenothera gaura W.L. Wagner & Hoch	Biennial Gaura, Northeastern Gaura	N
  Oenothera laciniata Hill	Cutleaf Evening-primrose	N
  Oenothera perennis L.	Small Sundrops, Little Sundrops	N
  Oenothera tetragona Roth	Sundrops	N
  Onoclea sensibilis L.	Sensitive Fern, Bead Fern	N
  Ophioglossum pycnostichum (Fernald) A. & D. Love	Southern Adder's-tongue	N
  Oplismenus undulatifolius (Ard.) P. Beauv.	Wavyleaf Basketgrass, Wavyleaf Grass	I
  Opuntia humifusa complex	Eastern Prickly-pear	N
  Ornithogalum umbellatum L.	Common Star-of-Bethlehem	I
  Orontium aquaticum L.	Golden Club	N
  Osmorhiza claytonii (Michx.) C.B. Clarke	Sweet Cicely	N
  Osmorhiza longistylis (Torr.) DC.	Aniseroot	N
  Osmunda spectabilis Willd.	Royal Fern	N
  Osmundastrum cinnamomeum (L.) C. Presl var. cinnamomeum	Cinnamon Fern	N
  Ostrya virginiana (P.Mill.) K.Koch	Hop-hornbeam, Eastern Hop-hornbeam, Ironwood	N
  Oxalis articulata Savigny	Red Wood-sorrel	I
  Oxalis dillenii Jacquin	Southern Yellow Wood-sorrel	N
  Oxalis grandis Small	Great Yellow Wood-sorrel	N
  Oxalis stricta L.	Common Yellow Wood-sorrel	N
  Oxalis violacea L.	Violet Wood-sorrel	N
  Oxydendrum arboreum (L.) DC.	Sourwood, Sorrel Tree	N
  Oxypolis rigidior (L.) Raf.	Cowbane, Stiff Cowbane	N
  Packera anonyma (Wood) W.A. Weber & A. Love	Small's Ragwort	N
  Packera aurea (L.) A. & D. Love	Golden Ragwort, Heartleaf Ragwort	N
  Packera obovata (Muhl. ex Willd.) W.A. Weber & A. Love	Round-leaved Ragwort, Running Ragwort	N
  Panax quinquefolius L.	Ginseng, American Ginseng, Sang	N
  Panicum amarulum Hitchc. & Chase	Beach Panic Grass, Southern Seabeach Grass	N
  Panicum amarum complex	Sea-beach Grass, Beach Panic Grass	N
  Panicum capillare L. ssp. capillare	Witch Grass	N
  Panicum dichotomiflorum Michx. var. dichotomiflorum	Spreading Panic Grass, Fall Panic Grass	N
  Panicum philadelphicum Bernh. ex Trin. ssp. philadelphicum	Philadelphia Panic Grass	N
  Panicum virgatum L.	Switchgrass	N
  Papaver dubium L.	Field Poppy, Long-headed Poppy	I
  Parietaria pensylvanica Muhl. ex Willd.	Pennsylvania Pellitory, Rock Pellitory	N
  Parnassia asarifolia Vent.	Kidney-leaved Grass-of-Parnassus, Appalachian Grass-of-Parnassus, Brook Parnassia	N
  Paronychia canadensis (L.) Wood	Smooth Forked Nailwort	N
  Paronychia fastigiata (Raf.) Fern.	Hairy Forked Nailwort	N
  Paronychia montana (Small) Pax & K. Hoffmann	Mountain Nailwort	N
  Parthenium integrifolium L. var. integrifolium	Common Wild Quinine	N
  Parthenocissus quinquefolia (L.) Planch.	Virginia-creeper	N
  Paspalum dilatatum Poir.	Dallis Grass	I
  Paspalum floridanum Michx.	Florida Paspalum	N
  Paspalum laeve Michx.	Field Paspalum	N
  Paspalum pubiflorum Rupr. ex Fourn. var. glabrum Vasey	Hairy-seed Paspalum, Hairy-seed Crown-grass	N
  Paspalum repens P.J. Bergius	Water Paspalum, Horsetail Paspalum	N
  Paspalum setaceum Michx.	Thin Paspalum, Slender Paspalum	N
  Paspalum setaceum Michx. var. ciliatifolium (Michx.) Vasey	Hairy Slender Paspalum	N
  Passiflora incarnata L.	Purple Passionflower, Maypop	N
  Passiflora lutea L.	Yellow Passionflower	N
  Patis racemosa (Sm.) Romasch., P.M. Peterson, & Soreng	Black-seed Ricegrass	N
  Paulownia tomentosa (Thunb.) Steud.	Royal Paulownia, Princess Tree, Empress Tree	I
  Pedicularis canadensis L.	Lousewort, Wood-betony	N
  Pellaea atropurpurea (L.) Link	Purple Cliff-brake	N
  Peltandra virginica (L.) Schott	Arrow-arum, Tuckahoe	N
  Penstemon canescens (Britt.) Britt.	Gray Beard-tongue, Eastern Gray Beard-tongue	N
  Penstemon laevigatus Aiton	Smooth Beard-tongue, Eastern Smooth Beard-tongue	N
  Penstemon pallidus Small	Eastern Pale Beard-tongue	N
  Penthorum sedoides L.	Ditch Stonecrop	N
  Perilla frutescens (L.) Britt.	Perilla, Beefsteak Plant	I
  Persicaria amphibia (L.) Gray	Water Smartweed	N
  Persicaria arifolia (L.) Haraldson	Halberd-leaf Tearthumb	N
  Persicaria extremiorientalis (Vorosch.) Tzvelev.	East Asian Smartweed	I
  Persicaria hydropiper (L.) Spach	Marsh-pepper Smartweed, Water-pepper	I
  Persicaria hydropiperoides (Michx.) Small	Mild Water-pepper, Marsh-pepper Smartweed	N
  Persicaria lapathifolia (L.) Gray	Dock-leaf Smartweed, Pale Smartweed	N
  Persicaria longiseta (Bruijn) Kitagawa	Long-bristled Smartweed, Bristly Lady's-Thumb	I
  Persicaria maculosa Gray	Lady's-thumb, Spotted Lady's-thumb	I
  Persicaria orientalis (L.) Spach	Kiss-me-over-the-garden-gate, Prince's-feather, Prince's-plume	I
  Persicaria pensylvanica (L.) M. Gomez	Pennsylvania Smartweed, Pinkweed	N
  Persicaria perfoliata (L.) H. Gross	Mile-a-minute Weed, Mile-a-minute Vine, Asiatic Tearthumb	I
  Persicaria posumbu (Buch.-Ham. ex D. Don) H. Gross	Oriental Lady's-thumb	I
  Persicaria punctata (Ell.) Small	Dotted Smartweed	N
  Persicaria sagittata (L.) H. Gross ex Nakai	Arrow-leaf Tearthumb	N
  Persicaria virginiana (L.) Gaertn.	Virginia Knotweed, Jumpseed	N
  Petrorhagia prolifera (L.) P.W. Ball & Heywood	Childing Pink, Proliferous Pink	I
  Phacelia dubia (L.) Trel. var. dubia	Appalachian Phacelia	N
  Phalaris arundinacea L.	Reed Canary Grass, Ribbon Grass
  Phaseolus polystachios (L.) BSP	Wild Bean, Thicket Bean	N
  Phegopteris hexagonoptera (Michx.) Fee	Broad Beech Fern	N
  Phellodendron amurense Ruprecht	Amur Cork-tree, Japanese Cork-tree	I
  Phemeranthus teretifolius (Pursh) Raf.	Roundleaf Fameflower, Quill Fameflower, Appalachian Fameflower	N
  Philadelphus inodorus L.	Scentless Mock Orange	N
  Phleum pratense L.	Timothy	I
  Phlox buckleyi Wherry	Sword-leaf Phlox	N
  Phlox carolina L.	Carolina Phlox, Thick-leaf Phlox	N
  Phlox divaricata L.	Wild Blue Phlox, Woodland Phlox	N
  Phlox maculata L.	Meadow Phlox, Wild Sweet-william	N
  Phlox ovata L.	Mountain Phlox, Appalachian Phlox	N
  Phlox paniculata L.	Fall Phlox, Garden Phlox	N
  Phlox pilosa L. ssp. pilosa	Downy Phlox	N
  Phlox subulata L.	Moss Phlox, Moss-pink	N
  Phoradendron leucarpum (Raf.) Reveal & M.C. Johnston ssp. leucarpum	American Mistletoe, Eastern Mistletoe	N
  Phragmites australis (Cav.) Trin. ex Steud.	Common Reed	I
  Phryma leptostachya L.	Lopseed, American Lopseed	N
  Phyla lanceolata (Michx.) Greene	Frogfruit, Lance-leaf Frogfruit	N
  Phyllanthus caroliniensis Walt. ssp. caroliniensis	Carolina Leaf-flower	N
  Physalis heterophylla Nees	Clammy Ground-cherry	N
  Physalis longifolia Nuttall var. subglabrata (Mackenzie & Bush) Cronq.	Longleaf Ground-cherry	N
  Physalis virginiana P. Miller	Virginia Ground-cherry	N
  Physocarpus opulifolius (L.) Maxim. var. opulifolius	Common Ninebark, Eastern Ninebark	N
  Phytolacca americana L. var. americana	Common Pokeweed	N
  Pilea pumila (L.) Gray	Clearweed, Greenfruit Clearweed	N
  Pilosella caespitosa (Dum.) P.D. Sell & C. West	Meadow Hawkweed, Yellow King-devil	I
  Pilosella officinarum F. Schultz & Schultz Bip.	Mouse-ear Hawkweed	I
  Pinus echinata Miller	Shortleaf Pine	N
  Pinus pungens Lambert	Table-mountain Pine	N
  Pinus rigida Miller	Pitch Pine	N
  Pinus strobus L.	Eastern White Pine	N
  Pinus taeda L.	Loblolly Pine	N
  Pinus virginiana Miller	Virginia Pine, Scrub Pine	N
  Piptochaetium avenaceum (L.) Parodi	Eastern Needlegrass	N
  Planodes virginicum (L.) E.L. Greene	Virginia Winged Rock Cress	N
  Plantago aristata Michxaux	Bracted Plantain, Large-bracted Plantain	I
  Plantago lanceolata L.	English Plantain, Rib-grass	I
  Plantago rugelii Dcne.	American Plantain, Broad-leaved Plantain, Blackseed Plantain	N
  Plantago virginica L.	Virginia Plantain, Paleseed Plantain	N
  Platanthera clavellata (Michx.) Luer	Small Green Wood Orchid	N
  Platanthera flava (L.) Lindl.	Rein Orchid	N
  Platanthera flava (L.) Lindl. var. herbiola (R.Br. ex Ait.f.) Luer	Tubercled Rein Orchid, Northern Gypsy-spike	N
  Platanthera lacera (Michx.) G. Don	Ragged Fringed Orchid, Green Fringed Orchid	N
  Platanthera peramoena (Gray) Gray	Purple Fringeless Orchid, Purple Spire Orchid	N
  Platanthera psycodes (L.) Lindl.	Small Purple Fringed Orchid	N
  Platanus occidentalis L.	Sycamore, American Sycamore	N
  Pleioblastus fortunei (Van Houtte) Nakai	Pygmy Bamboo, Dwarf Fern-leaf Bamboo	I
  Pleopeltis michauxiana (Weath.) Hickey & Sprunt	Resurrection Fern, Scaly Polypody	N
  Poa alsodes Gray	Grove Bluegrass	N
  Poa annua L.	Annual Bluegrass	I
  Poa autumnalis Muhl. ex Ell.	Autumn Bluegrass	N
  Poa bulbosa L. ssp. vivipara (Koel.) Arcang.	Bulbous Bluegrass	I
  Poa compressa L.	Flat-stemmed Bluegrass	I
  Poa cuspidata Nutt.	Early Bluegrass, Short-leaved Bluegrass	N
  Poa nemoralis L.	Wood Bluegrass	I
  Poa pratensis L.	Kentucky Bluegrass	I
  Poa sylvestris Gray	Woodland Bluegrass	N
  Poa trivialis L. ssp. trivialis	Rough Bluegrass	I
  Podophyllum peltatum L.	Mayapple	N
  Podostemum ceratophyllum Michx.	Horn-leaf Riverweed, Threadfoot	N
  Polanisia dodecandra (L.) A. DC. var. dodecandra	Common Clammy-weed	N
  Polemonium reptans L. var. reptans	Spreading Jacob's Ladder, Greek Valerian	N
  Polygonatum biflorum (Walt.) Ell.	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. biflorum	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. commutatum (J.A. & J.H. Schultes) Morong	Large Solomon's-seal, King Solomon's-seal	N
  Polygonum aviculare L.	Prostrate Knotweed, Knotgrass	I
  Polygonum erectum L.	Erect Knotweed	N
  Polygonum tenue Michx.	Slender Knotweed	N
  Polymnia canadensis L.	White-flowered Leafcup	N
  Polypodium appalachianum Haufler & Windham	Appalachian Rock Polypody, Appalachian Rockcap Fern	N
  Polypodium virginianum L.	Common Rock Polypody, Common Rockcap Fern	N
  Polypremum procumbens L.	Juniper-leaf, Rustweed, Polypremum	N
  Polystichum acrostichoides (Michx.) Schott	Christmas Fern	N
  Populus alba L.	White Poplar, Silver Poplar	I
  Populus deltoides Bartram ex Marshall ssp. deltoides	Eastern Cottonwood	N
  Populus grandidentata Michx.	Bigtooth Aspen	N
  Populus tremuloides Michx.	Quaking Aspen	N
  Populus ×canescens (Ait.) Sm.	Gray Poplar	I
  Portulaca oleracea L.	Common Purslane, Garden Purslane	I
  Potamogeton diversifolius Raf.	Waterthread Pondweed, Common Snailseed Pondweed	N
  Potamogeton epihydrus Raf.	Ribbonleaf Pondweed	N
  Potamogeton illinoensis Morong	Illinois pondweed	N
  Potamogeton nodosus L.	Longleaf Pondweed, American Pondweed	N
  Potamogeton pulcher Tuckerman	Spotted Pondweed	N
  Potentilla argentea L.	Silvery Cinquefoil	I
  Potentilla canadensis L.	Dwarf Cinquefoil, Canada Cinquefoil	N
  Potentilla indica (Andr.) T. Wolf	Indian-strawberry	I
  Potentilla norvegica L.	Rough Cinquefoil	N
  Potentilla recta L.	Sulphur Cinquefoil, Rough-fruited Cinquefoil	I
  Potentilla simplex Michx.	Common Cinquefoil	N
  Proserpinaca palustris L.	Common Mermaid-weed	N
  Prunella vulgaris L.	Self-heal, Heal-all	N
  Prunus americana Marshall	American Wild Plum	N
  Prunus angustifolia Marshall	Chickasaw Plum	N
  Prunus avium (L.) L.	Sweet Cherry, Bird Cherry	I
  Prunus cerasus L.	Sour Cherry	I
  Prunus hortulana Bailey	Hortulan plum	I
  Prunus mahaleb L.	Mahaleb Cherry, Rock Cherry, Perfumed Cherry	I
  Prunus nigra Aiton	Canada Plum	N
  Prunus persica (L.) Batsch	Peach	I
  Prunus serotina Ehrhart ssp. serotina	Black Cherry, Wild Black Cherry	N
  Prunus subhirtella Miq.	Spring Cherry, Higan Cherry, Winter-flowering Cherry	I
  Prunus virginiana L. var. virginiana	Choke Cherry	N
  Pseudognaphalium obtusifolium (L.) Hilliard & Burtt	Sweet Everlasting, Catfoot, Rabbit Tobacco	N
  Ptelea trifoliata L. var. trifoliata	Hop-tree, Wafer-ash	N
  Pteridium aquilinum (L.) Kuhn	Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. latiusculum (Desv.) Hulten	Eastern Bracken Fern	N
  Pteris multifida Poir.	Spider Fern	I
  Pueraria montana (Loureiro) Merritt var. lobata (Willd.) Maesen & S. Almeida	Kudzu	I
  Pycnanthemum incanum complex	Hoary Mountain-mint	N
  Pycnanthemum loomisii Nutt.	Loomis' Mountain-mint	N
  Pycnanthemum muticum (Michx.) Pers.	Short-toothed Mountain-mint, Clustered Mountain-mint	N
  Pycnanthemum tenuifolium Schrad.	Narrow-leaf Mountain-mint, Slender Mountain-mint	N
  Pycnanthemum torreyi Benth.	Torrey's Mountain-mint	N
  Pycnanthemum verticillatum (Michx.) Pers.	Whorled Mountain-mint	N
  Pycnanthemum virginianum (L.) T. Dur. & B.D. Jackson ex B.L. Robins. & Fern.	Virginia Mountain-mint	N
  Pyrola americana Sweet	Round-leaved Pyrola, American Wintergreen	N
  Pyrrhopappus carolinianus (Walt.) DC.	Carolina False Dandelion	N
  Pyrus calleryana Dcne.	Callery Pear	I
  Pyrus communis L.	Common Pear	I
  Quercus alba Linnaeus	White Oak	N
  Quercus bicolor Willdenow	Swamp White Oak	N
  Quercus coccinea Muenchhausen	Scarlet Oak	N
  Quercus falcata Michaux	Southern Red Oak, Spanish Oak	N
  Quercus ilicifolia Wangenheim	Bear Oak, Scrub Oak	N
  Quercus imbricaria Michaux	Shingle Oak	N
  Quercus marilandica Muenchhausen var. marilandica	Blackjack Oak	N
  Quercus montana Willd.	Chestnut Oak, Rock Chestnut Oak	N
  Quercus muehlenbergii Engelmann	Chinquapin Oak, Chinkapin Oak, Yellow Oak	N
  Quercus palustris Muenchhausen	Pin Oak	N
  Quercus phellos Linnaeus	Willow Oak	N
  Quercus rubra Linnaeus var. rubra	Northern Red Oak	N
  Quercus stellata Wangenheim	Post Oak	N
  Quercus velutina Lamarck	Black Oak	N
  Ranunculus abortivus L.	Kidneyleaf Buttercup	N
  Ranunculus allegheniensis Britt.	Allegheny Buttercup, Mountain Crowfoot	N
  Ranunculus bulbosus L.	Bulbous Buttercup	I
  Ranunculus hispidus Michx.	Bristly Buttercup, Hispid Buttercup	N
  Ranunculus pusillus Poir.	Low Spearwort	N
  Ranunculus recurvatus Poir. var. recurvatus	Hooked Buttercup, Hooked Crowfoot	N
  Ranunculus sceleratus L. var. sceleratus	Cursed Buttercup, Celery-leaved Crowfoot	N
  Ranunculus septentrionalis Poir.	Carolina Buttercup	N
  Reynoutria japonica Houttuyn var. japonica	Japanese Knotweed	I
  Rhexia mariana L. var. mariana	Maryland Meadow Beauty, Pale Meadow Beauty	N
  Rhexia virginica L.	Virginia Meadow Beauty	N
  Rhododendron catawbiense Michx.	Catawba Rhododendron, Mountain Rosebay, Pink Laurel	N
  Rhododendron maximum L.	Great Rhododendron, White Rosebay, Great Laurel	N
  Rhododendron periclymenoides (Michx.) Shinners	Wild Azalea, Pinxterflower, Pinxterbloom Azalea	N
  Rhododendron pilosum (Michx.) Craven	Minniebush	N
  Rhododendron prinophyllum (Small) Millais	Early Azalea, Rose Azalea, Roseshell Azalea	N
  Rhododendron viscosum (L.) Torr. var. serrulatum (Small) H.E. Ahles	Southeastern Swamp Azalea, Southeastern Clammy Azalea	N
  Rhododendron viscosum (L.) Torr. var. viscosum	Swamp Azalea, Clammy Azalea	N
  Rhodotypos scandens (Thunb.) Makino	Jetbead	I
  Rhus aromatica Aiton var. aromatica	Fragrant Sumac	N
  Rhus copallinum L. var. latifolia Engler	Winged Sumac, Shining Sumac	N
  Rhus glabra L.	Smooth Sumac	N
  Rhus typhina L.	Staghorn Sumac	N
  Rhynchospora capitellata (Michaux) Vahl	Brownish Beaksedge	N
  Rhynchospora glomerata (L.) Vahl	Clustered Beaksedge	N
  Rhynchospora recognita (Gale) Kral	Round-headed Beaksedge	N
  Ribes rotundifolium Michx.	Appalachian Gooseberry	N
  Ribes rubrum L.	Garden Red Currant	I
  Richardia scabra L.	Rough Mexican-clover, Florida Pusley
  Ripariosida hermaphrodita (L.) Weakley & Poindexter	Virginia Sida, Virginia Mallow	N
  Robinia pseudoacacia L.	Black Locust	N
  Rorippa palustris (L.) Besser ssp. palustris	Marsh Yellow Cress	N
  Rorippa sessiliflora (Nutt.) A.S. Hitchc.	Stalkless Yellow Cress, Sessile-flowered Yellow Cress	N
  Rosa carolina L. ssp. carolina	Carolina Rose, Pasture Rose	N
  Rosa luciae Franchet & Rochebrune ex Crepin	Memorial Rose, Dorothy Perkins Rose, Lucie Rose	I
  Rosa multiflora Thunb. ex Murr.	Multiflora Rose	I
  Rosa palustris Marsh.	Swamp Rose	N
  Rosa setigera Michx.	Prairie Rose, Climbing Prairie Rose	N
  Rotala ramosior (L.) Koehne	Toothcup	N
  Rubacer odoratum (L.) Rydb.	Flowering Raspberry, Purple-flowering Raspberry	N
  Rubus allegheniensis Porter	Allegheny Blackberry	N
  Rubus bifrons Vest	European Blackberry, Himalayan Blackberry	I
  Rubus cuneifolius Pursh	Sand Blackberry	N
  Rubus flagellaris Willd.	Common Dewberry	N
  Rubus hispidus L.	Bristly Dewberry, Swamp Dewberry	N
  Rubus occidentalis L.	Black Raspberry	N
  Rubus pensilvanicus Poir.	Pennsylvania Blackberry, Prickly Blackberry	N
  Rubus phoenicolasius Maxim.	Wineberry	I
  Rudbeckia fulgida Ait. var. fulgida	Orange Coneflower	N
  Rudbeckia hirta L. var. pulcherrima Farwell	Black-eyed Susan	N
  Rudbeckia laciniata L.	Cut-leaf Coneflower, Common Cut-leaf Coneflower, Green-headed Coneflower	N
  Rudbeckia triloba L. var. triloba	Three-lobed Coneflower, Brown-eyed Susan	N
  Ruellia caroliniensis (Gmelin) Steudel	Carolina Wild-petunia, Common Wild-petunia	N
  Ruellia purshiana Fernald	Pursh's Wild-petunia	N
  Rumex altissimus Wood	Pale Dock, Tall Dock	N
  Rumex conglomeratus Murr.	Clustered Dock, Clustered Green Dock	I
  Rumex crispus L. ssp. crispus	Curly Dock	I
  Rumex obtusifolius L.	Bitter Dock, Broad-leaf Dock	I
  Rumex verticillatus L.	Swamp Dock	N
  Sabatia angularis (L.) Pursh	Rose-pink	N
  Sagina procumbens L.	Matted Pearlwort	I
  Sagittaria australis (J.G.Smith) Small	Long-beaked Arrowhead	N
  Sagittaria graminea Michaux	Grass-leaved Arrowhead	N
  Sagittaria latifolia Willd. var. pubescens (Muhl. ex Nutt.) J.G. Smith	Hairy Arrowhead	N
  Sagittaria latifolia Willdenow	Broad-leaved Arrowhead, Duck Potato, Wapato	N
  Salix humilis Marshall	Prairie Willow, Upland Willow	N
  Salix nigra Marsh.	Black Willow	N
  Salix sericea Marsh.	Silky Willow	N
  Salvia lyrata L.	Lyre-leaf Sage	N
  Salvia urticifolia L.	Nettle-leaf Sage	N
  Sambucus canadensis L.	Common Elderberry	N
  Sambucus racemosa L. var. pubens (Michx.) Koehne	Red Elderberry	N
  Sanguinaria canadensis L.	Bloodroot	N
  Sanicula canadensis L. var. canadensis	Black Snakeroot	N
  Sanicula marilandica L.	Sanicle	N
  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe	Clustered Snakeroot	N
  Sanicula trifoliata Bickn.	Large-fruited Sanicle	N
  Saponaria officinalis L.	Soapwort, Bouncing Bet	I
  Sassafras albidum (Nutt.) Nees	Sassafras	N
  Saururus cernuus L.	Lizard's-tail, Water-dragon	N
  Sceptridium biternatum (Savigny) Lyon	Southern Grape Fern	N
  Sceptridium dissectum (Sprengel) Lyon	Cut-leaf Grape Fern, Dissected Grape Fern	N
  Schizachyrium scoparium (Michx.) Nash var. scoparium	Little Bluestem	N
  Schoenoplectiella purshiana (Fernald) K. Lye var. purshiana	Blunt-scale Bulrush, Weak-stalk Bulrush	N
  Schoenoplectus pungens (Vahl) Palla var. pungens	Common Threesquare, Chairmaker's Rush	N
  Schoenoplectus tabernaemontani (Gmelin) Palla	Soft-stem Bulrush	N
  Scirpus atrovirens Willd.	Dark Green Bulrush	N
  Scirpus cyperinus (L.) Kunth	Woolgrass	N
  Scirpus expansus Fernald	Woodland Bulrush	N
  Scirpus georgianus Harper	Georgia Bulrush	N
  Scirpus pendulus Muhlenberg	Reddish Bulrush	N
  Scirpus polyphyllus Vahl	Leafy Bulrush	N
  Scleranthus annuus L. ssp. annuus	Knawel, Annual Knawel	I
  Scleria muehlenbergii Steudel	Pitted Nutrush	N
  Scleria oligantha Michaux	Little-headed Nutrush, Few-Flowered Nutrush	N
  Scleria pauciflora Muhl. ex Willd.	Carolina Nutrush, Papillose Nutrush	N
  Scleria pauciflora Muhl. ex Willd. var. pauciflora	Papillose Nutrush	N
  Scleria triglomerata Michaux	Tall Nutrush	N
  Scrophularia lanceolata Pursh	American Figwort, Lanceleaf Figwort, Early Figwort	N
  Scrophularia marilandica L.	Eastern Figwort, Late Figwort	N
  Scutellaria elliptica Muhl. ex Spreng.	Hairy Skullcap	N
  Scutellaria elliptica Muhl. ex Spreng. var. elliptica	Hairy Skullcap	N
  Scutellaria integrifolia L.	Hyssop Skullcap	N
  Scutellaria lateriflora L.	Mad-dog Skullcap, Blue Skullcap	N
  Scutellaria leonardii Epling	Small Skullcap, Leonard's Skullcap	N
  Scutellaria ovata Hill	Heart-leaf Skullcap	N
  Scutellaria ovata Hill ssp. ovata	Heart-leaf Skullcap	N
  Scutellaria ovata Hill ssp. rugosa (A. Wood) Epling	Heart-leaf Skullcap	N
  Scutellaria saxatilis Riddell	Rock Skullcap	N
  Scutellaria serrata Andr.	Showy Skullcap	N
  Secale cereale L.	Rye	I
  Securigera varia (L.) Lassen	Crown Vetch	I
  Sedum glaucophyllum Clausen	Cliff Stonecrop	N
  Sedum sarmentosum Bunge	Stringy Stonecrop	I
  Sedum ternatum Michx.	Wild Stonecrop, Woodland Stonecrop	N
  Selaginella apoda (L.) Spring	Meadow Spikemoss	N
  Selaginella rupestris (L.) Spring	Rock Spikemoss	N
  Senecio vulgaris L.	Common Groundsel	I
  Senega incarnata (L.) J.F.B. Pastore & J.R. Abbott	Pink Milkwort, Procession Flower	N
  Senega sanguinea (L.) J.F.B. Pastore & J.R. Abbott	Field Milkwort, Purple Milkwort	N
  Senega verticillata (L.) J.F.B. Pastore & J.R. Abbott	Whorled Milkwort	N
  Senna hebecarpa (Fernald) Irwin & Barneby	American Senna, Northern Wild Senna	N
  Senna marilandica (L.) Link	Maryland Wild Senna, Southern Wild Senna	N
  Senna obtusifolia (L.) Irwin & Barneby	Sicklepod, Coffeeweed	I
  Sericocarpus caespitosus Nesom	Clumped White-top Aster	N
  Sericocarpus linifolius (L.) B.S.P.	Narrow-leaf White-top Aster	N
  Setaria faberi Herrm.	Nodding Bristlegrass, Japanese Bristlegrass	I
  Setaria italica (L.) Beauv.	Foxtail-millet, Italian Bristlegrass	I
  Setaria parviflora (Poir.) Kerguelen	Knotroot Bristlegrass, Knotroot Foxtail	N
  Setaria pumila (Poir.) Roemer & Schultes ssp. pumila	Yellow Bristlegrass, Yellow Foxtail	I
  Setaria viridis (L.) Beauv. var. viridis	Green Bristlegrass, Green Foxtail	I
  Sicyos angulatus L.	Bur Cucumber, One-seeded Bur Cucumber, Star Cucumber	N
  Sida spinosa L.	Prickly Sida, Prickly Mallow	I
  Silene antirrhina L.	Sleepy Catchfly	N
  Silene caroliniana Walt. var. pensylvanica (Michx.) Fernald	Wild Pink, Northern Wild Pink	N
  Silene latifolia Poir.	White Campion, Evening Lychnis	I
  Silene stellata (L.) Ait. f.	Starry Campion	N
  Silene virginica L.	Fire Pink	N
  Silene vulgaris (Moench) Garcke	Bladder Campion	I
  Silphium asteriscus L.	Rosin Weed	N
  Silphium asteriscus L. var. trifoliatum (L.) Clevinger	Whorled Rosin Weed	N
  Sisymbrium altissimum Linnaeus	Tall Tumble Mustard	I
  Sisymbrium officinale (Linnaeus) Scopoli	Hedge Mustard	I
  Sisyrinchium angustifolium P. Mill.	Narrow-leaved Blue-eyed-grass	N
  Sisyrinchium mucronatum Michx.	Needle-tip Blue-eyed-grass	N
  Sitobolium punctilobulum (Michaux) Desvaux	Hay-scented Fern	N
  Smallanthus uvedalia (L.) Mackenzie ex Small	Hairy Leafcup, Yellow-flowered Leafcup, Bear's-foot	N
  Smilax bona-nox L. var. bona-nox	Catbrier, Fringed Greenbrier	N
  Smilax glauca Walt.	White-leaf Greenbrier, Sawbrier	N
  Smilax herbacea L.	Carrion-flower, Common Carrion-flower, Smooth Carrion-flower	N
  Smilax rotundifolia L.	Common Greenbrier, Bullbrier, Horsebrier	N
  Solanum carolinense L. var. carolinense	Horse-nettle, Carolina Horse-nettle	N
  Solanum dulcamara L.	Bittersweet, Climbing Nightshade	I
  Solanum emulans Raf.	Eastern Black Nightshade	N
  Solanum lycopersicum L.	Tomato	I
  Solanum rostratum Dunal	Buffalo-bur, Kansas-thistle	I
  Solanum sarrachoides Sendt.	Hairy Nightshade	I
  Solidago altissima L. var. altissima	Tall Goldenrod	N
  Solidago arguta Ait.	Sharp-leaved Goldenrod, Cut-leaved Goldenrod	N
  Solidago arguta Ait. var. arguta	Sharp-leaved Goldenrod; Cut-leaved Goldenrod	N
  Solidago arguta Ait. var. caroliniana Gray	Atlantic Goldenrod	N
  Solidago bicolor L.	Silverrod, White Goldenrod	N
  Solidago caesia L. var. caesia	Blue-stemmed Goldenrod, Wreath Goldenrod	N
  Solidago curtisii Torr. & Gray	Curtis' Goldenrod	N
  Solidago erecta Pursh	Erect Goldenrod, Slender Goldenrod	N
  Solidago flexicaulis L.	Broad-Leaved Goldenrod, Zigzag Goldenrod	N
  Solidago gigantea Ait.	Late Goldenrod	N
  Solidago juncea Ait.	Early Goldenrod	N
  Solidago nemoralis Ait. var. nemoralis	Gray Goldenrod	N
  Solidago odora Ait.	Sweet Goldenrod, Anise-scented Goldenrod	N
  Solidago pinetorum Small	Small's Goldenrod, Pineywoods Goldenrod	N
  Solidago puberula Nutt.	Downy Goldenrod	N
  Solidago randii (Porter) Britt.	Rand's Goldenrod	N
  Solidago roanensis Porter	Roan Mountain Goldenrod	N
  Solidago rugosa P. Mill.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago speciosa Nutt.	Showy Goldenrod	N
  Solidago squarrosa Nutt.	Stout Goldenrod	N
  Solidago ulmifolia Muhl. ex Willd.	Elm-leaf Goldenrod	N
  Sonchus asper (L.) Hill	Spiny-leaf Sow Thistle	I
  Sorbus americana Marsh.	American Mountain-ash	N
  Sorghastrum elliottii (C. Mohr) Nash	Slender Indian Grass	N
  Sorghastrum nutans (L.) Nash	Indian Grass, Yellow Indian Grass	N
  Sorghum halepense (L.) Pers.	Johnson Grass	I
  Sparganium americanum Nutt.	American Bur-reed	N
  Sphenopholis nitida (Biehler) Scribn.	Shiny Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. major (Torr.) K.S. Erdman	Slender Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. obtusata	Prairie Wedgegrass	N
  Sphenopholis pensylvanica (L.) A.S. Hitchc.	Swamp Wedgegrass	N
  Spiraea alba Du Roi var. alba	Narrowleaf Meadowsweet	N
  Spiraea corymbosa Raf.	Dwarf Spiraea	N
  Spiraea japonica L. f.	Japanese Spiraea	I
  Spiraea salicifolia L.	Willow-leaf Meadowsweet	I
  Spiranthes cernua (L.) L.C. Rich.	Nodding Ladies'-tresses	N
  Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer	Southern Slender Ladies'-tresses	N
  Spiranthes tuberosa Raf.	Little Ladies'-tresses	N
  Spiranthes vernalis Engelm. & Gray	Twisted Ladies'-tresses, Spring Ladies'-tresses	N
  Spirodela polyrrhiza (L.) Schleid.	Greater Duckweed, Duckmeal	N
  Sporobolus clandestinus (Biehler) A.S. Hitchc.	Rough Dropseed	N
  Sporobolus indicus (L.) R. Br.	Smut Grass	I
  Sporobolus vaginiflorus (Torr. ex Gray) Wood	Poverty Dropseed, Sheathed Dropseed	N
  Stachys cordata Riddell	Heart-leaf Hedge-nettle	N
  Stachys hyssopifolia Michx.	Hyssop-leaf Hedge-nettle, Hyssop Hedge-nettle	N
  Stachys subcordata Rydb.	Blue Ridge Hedge-nettle	N
  Stachys tenuifolia Willd.	Smooth Hedge-nettle	N
  Staphylea trifolia L.	Bladdernut	N
  Steironema ciliatum (L.) Baudo	Fringed Loosestrife	N
  Stellaria graminea L.	Common Stitchwort, Lesser Stitchwort	I
  Stellaria longifolia Muhl.	Long-leaf Stitchwort	N
  Stellaria media (L.) Vill.	Common Chickweed	I
  Stellaria pubera Michx.	Star Chickweed, Common Starwort, Giant Chickweed, Great Chickweed	N
  Stenanthium gramineum (Ker-Gawl.) Morong var. gramineum	Common Featherbells	N
  Strophostyles helvola (L.) Ell.	Beach Bean, Trailing Wild Bean, Amberique Bean	N
  Strophostyles umbellata (Muhl. ex Willd.) Britt.	Pink Wild Bean, Perennial Wild Bean	N
  Stylosanthes biflora (L.) B.S.P.	Pencilflower	N
  Swida alternifolia (L.f.) Small	Alternate-leaf Dogwood, Pagoda Cornel, Pagoda Dogwood	N
  Swida amomum (P. Miller) Small	Silky Dogwood	N
  Swida racemosa (Lamarck) Moldenke	Gray Dogwood	N
  Symphoricarpos orbiculatus Moench	Coralberry
  Symphyotrichum cordifolium (L.) Nesom	Heart-leaved Aster, Blue Wood Aster	N
  Symphyotrichum dumosum (L.) Nesom var. dumosum	Bushy Aster	N
  Symphyotrichum laeve (L.) A. & D. Love	Smooth Blue Aster, Smooth Aster	N
  Symphyotrichum lanceolatum (Willd.) Nesom	Panicled Aster, Eastern Lined Aster	N
  Symphyotrichum lateriflorum (L.) A.& D. Love	Calico Aster, Starved Aster	N
  Symphyotrichum lowrieanum (Porter) Nesom	Lowrie's Aster, Lowrie's Blue Wood Aster	N
  Symphyotrichum novae-angliae (L.) Nesom	New England Aster	N
  Symphyotrichum patens (Ait.) Nesom var. patens	Late Purple Aster	N
  Symphyotrichum phlogifolium (Muhl. ex Willd.) Nesom	Thin-leaf Late Purple Aster	N
  Symphyotrichum pilosum (Willd.) Nesom	Frost Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pilosum	Frost Aster, White Old-field Aster, Awl Aster	N
  Symphyotrichum puniceum (L.) A.& D. Love var. puniceum	Purple-stem Aster	N
  Symphyotrichum racemosum (Ell.) Nesom var. racemosum	Small White Aster	N
  Symphyotrichum racemosum (Ell.) Nesom var. subdumosum (Wieg.) Nesom	Oldfield Small White Aster	N
  Symphyotrichum undulatum (L.) Nesom	Wavy-leaved Aster	N
  Symplocarpus foetidus (L.) Salisbury ex W.P. C. Barton	Skunk Cabbage	N
  Taenidia integerrima (L.) Drude	Yellow Pimpernel	N
  Tanacetum vulgare L.	Common Tansy	I
  Taraxacum officinale G.H. Weber ex Wiggers	Common Dandelion	I
  Tephrosia virginiana (L.) Pers.	Virginia Goat's-rue	N
  Teucrium canadense L. var. canadense	Canada Germander, American Germander	N
  Thalictrum amphibolum Greene	Skunk Meadow-rue	N
  Thalictrum coriaceum (Britt.) Small	Appalachian Meadow-rue, Leatherleaf Meadow-rue, Maid of the Mist	N
  Thalictrum dioicum L.	Early Meadow-rue	N
  Thalictrum pubescens Pursh	Common Tall Meadow-rue	N
  Thalictrum thalictroides (L.) Eames & Boivin	Rue-anemone	N
  Thaspium barbinode (Michx.) Nutt.	Hairy-jointed Meadow Parsnip	N
  Thaspium trifoliatum (L.) Gray	Meadow Parsnip, Purple Meadow Parsnip	N
  Thelypteris palustris Schott var. pubescens (Lawson) Fern.	Marsh Fern	N
  Thlaspi arvense Linnaeus	Field Pennycress	I
  Tiarella cordifolia L.	Heartleaf Foamflower	N
  Tilia americana L.	Basswood	N
  Tipularia discolor (Pursh) Nutt	Cranefly Orchid	N
  Toxicodendron pubescens P.Miller	Poison Oak	N
  Toxicodendron radicans (L.) Kuntze var. radicans	Poison Ivy, Eastern Poison Ivy	N
  Toxicodendron vernix (L.) Kuntze	Poison Sumac	N
  Tradescantia ohiensis Rafinesque	Ohio Spiderwort, Smooth Spiderwort	N
  Tradescantia virginiana L.	Virginia Spiderwort	N
  Tragia betonicifolia Nuttall	Betony-leaf Noseburn	I
  Tragopogon dubius Scop.	Western Salsify, Yellow Salsify, Yellow Goat's-beard	I
  Tragopogon porrifolius L.	Purple Salsify, Vegetable-oyster	I
  Tragopogon pratensis L.	Meadow Salsify, Showy Goat's-beard	I
  Trautvetteria caroliniensis (Walt.) Vail	Tassel-rue	N
  Triadenum walteri (J. G.Gmel.) Gleason	Greater Marsh St. John's-wort	N
  Trichophorum planifolium (Sprengel) Palla	Bashful Bulrush	N
  Trichostema coeruleum (Michx.) K.S.McClell. & Weakley	False Pennyroyal	N
  Trichostema dichotomum L.	Common Blue Curls, Forked Blue Curls	N
  Tridens flavus (L.) A.S. Hitchc.	Purpletop, Tall Redtop	N
  Trientalis borealis Raf.	Northern Starflower	N
  Trifolium arvense L.	Rabbit-foot Clover	I
  Trifolium campestre Schreb.	Low Hop Clover	I
  Trifolium hybridum L.	Alsike Clover	I
  Trifolium incarnatum L.	Crimson Clover	I
  Trifolium pratense L.	Red Clover	I
  Trifolium repens L.	White Clover, Dutch Clover	I
  Trillium cuneatum Raf.	Large Toadshade, Purple Toadshade	I
  Trillium sessile L.	Sessile Trillium, Toad Trillium, Toadshade	N
  Triodanis perfoliata (L.) Nieuwl.	Venus' Looking-glass, Common Venus' Looking-glass	N
  Triosteum perfoliatum L.	Feverwort, Late Horse-gentian	N
  Tripsacum dactyloides (L.) L. var. dactyloides	Eastern Gamagrass	N
  Triticum aestivum L.	Wheat	I
  Tsuga canadensis (L.) Carriere	Eastern Hemlock, Canada Hemlock	N
  Tussilago farfara L.	Coltsfoot	I
  Typha angustifolia L.	Narrowleaf Cattail	N
  Typha latifolia L.	Common Cattail, Broadleaf Cattail	N
  Ulmus americana L.	American Elm	N
  Ulmus parvifolia Jacq.	Chinese Elm, Lacebark Elm	I
  Ulmus rubra Muhl.	Slippery Elm, Red Elm	N
  Urtica dioica L. + Urtica gracilis Ait. ssp. gracilis	Stinging Nettle
  Urtica gracilis Ait. ssp. gracilis	American Stinging Nettle	N
  Utricularia gibba L.	Humped Bladderwort, Shortspur Creeping Bladderwort	N
  Uvularia perfoliata L.	Perfoliate Bellwort	N
  Uvularia puberula Michx.	Mountain Bellwort, Common Bellwort	N
  Uvularia sessilifolia L.	Sessile Bellwort, Wild-oats	N
  Vaccinium angustifolium Ait.	Northern Lowbush Blueberry	N
  Vaccinium fuscatum Ait.	Hairy Highbush Blueberry, Black Highbush Blueberry	N
  Vaccinium pallidum Ait.	Early Lowbush Blueberry, Hillside Blueberry	N
  Vaccinium stamineum L.	Deerberry	N
  Valerianella locusta (L.) Latterade	European Corn-salad, Lamb's-lettuce	I
  Valerianella radiata (L.) Dufr.	Beaked Corn-salad	N
  Valerianella umbilicata (Sull.) Wood	Northern Corn-salad	N
  Vallisneria americana Michx.	Tapegrass, Water-celery	N
  Veratrum viride Aiton	American False-hellebore, White Hellebore, Green Hellebore, Indian Poke	N
  Verbascum blattaria L.	Moth Mullein	I
  Verbascum thapsus L. ssp. thapsus	Common Mullein, Great Mullein Woolly Mullein, Flannel-plant, Velvet-plant	I
  Verbena hastata L.	Blue Vervain, Common Vervain	N
  Verbena simplex Lehm.	Narrow-leaf Vervain	N
  Verbena urticifolia L.	White Vervain	N
  Verbesina alternifolia (L.) Britt. ex Kearney	Wingstem	N
  Verbesina occidentalis (L.) Walt.	Yellow Crownbeard	N
  Vernonia glauca (L.) Willd.	Upland Ironweed, Broad-leaf Ironweed	N
  Vernonia noveboracensis (L.) Michx.	New York Ironweed	N
  Veronica agrestis L.	Field Speedwell	I
  Veronica americana Schwein. ex Benth.	American Speedwell, Brooklime	N
  Veronica anagallis-aquatica L.	Water Speedwell, Brook Pimpernel
  Veronica arvensis L.	Corn Speedwell, Wall Speedwell	I
  Veronica hederifolia L.	Ivy-leaf Speedwell	I
  Veronica officinalis L.	Common Speedwell
  Veronica peregrina L. var. peregrina	Common Purslane Speedwell	N
  Veronica persica Poiret	Bird's-eye Speedwell	I
  Veronica serpyllifolia L. var. serpyllifolia	Thyme-leaf Speedwell	I
  Veronica sublobata M.A. Fischer	Small Ivyleaf Speedwell	I
  Viburnum acerifolium L.	Maple-leaf Viburnum, Dockmackie	N
  Viburnum dentatum complex	Arrow-wood	N
  Viburnum dilatatum Thunberg	Linden Arrow-wood, Linden Viburnum	I
  Viburnum nudum L.	Southern Wild Raisin, Possum-haw	N
  Viburnum prunifolium L.	Black Haw	N
  Viburnum rafinesqueanum J. A. Schultes	Downy Arrow-wood	N
  Viburnum recognitum Fernald	Smooth Arrow-wood	N
  Viburnum sieboldii Miq.	Siebold's Viburnum	I
  Vicia caroliniana Walt.	Wood Vetch, Carolina Vetch	N
  Vicia sativa L.	Narrow-leaf Vetch, Common Vetch	I
  Vicia villosa Roth ssp. varia (Host) Corbiere	Smooth Vetch	I
  Vinca major L.	Greater Periwinkle	I
  Vinca minor L.	Periwinkle, Common Periwinkle	I
  Viola affinis Le Conte	LeConte's Violet, Sand Violet	N
  Viola arvensis Murr.	European Field Pansy	I
  Viola canadensis L.	Canada Violet, Tall White Violet	N
  Viola communis Pollard	Hooded Blue Violet, Confederate Violet	N
  Viola cucullata Ait.	Marsh Blue Violet	N
  Viola eriocarpa Schwein.	Smooth Yellow Violet	N
  Viola fimbriatula J.E. Smith	Northern Downy Violet	N
  Viola hirsutula Brainerd	Southern Wood Violet	N
  Viola minuscula Greene	Smooth White Violet, Small White Violet, Northern White Violet	N
  Viola odorata L.	Sweet Violet, English Violet	I
  Viola palmata L. complex	Wood Violet	N
  Viola palmata L. var. triloba (Schwein.) Gingins ex A. DC.	Northern Three-lobed Violet	N
  Viola pedata L. ssp. pedata	Bird's-foot violet	N
  Viola primulifolia L.	Primrose-leaved Violet	N
  Viola pubescens / eriocarpa complex	Yellow Violet	N
  Viola rafinesquii Greene	Field Pansy, Wild Pansy	N
  Viola sagittata Aiton	Arrow-leaved Violet	N
  Viola sororia Willd.	Common Blue Violet	N
  Viola striata Ait.	Striped Violet, Cream Violet	N
  Viola subsinuata Greene	Lobed Violet, Lobed Blue Violet, Wavy-leaved Violet	N
  Vitis aestivalis Michx.	Summer Grape, Silverleaf Grape	N
  Vitis aestivalis Michx. var. bicolor Deam	Silverleaf Grape	N
  Vitis labrusca L.	Fox Grape	N
  Vitis riparia Michx.	Riverbank Grape	N
  Vitis vulpina L.	Winter Grape, Frost Grape, Chicken Grape	N
  Vulpia myuros (L.) K.C. Gmel.	Rattail Fescue	I
  Vulpia octoflora (Walt.) Rydb.	Six-weeks Fescue	N
  Waldsteinia fragarioides (Michx.) Tratt.	Barren Strawberry	N
  Waldsteinia fragarioides (Michx.) Tratt. ssp. fragarioides	Northern Barren Strawberry	N
  Wisteria sinensis (Sims) Sweet	Chinese Wisteria	I
  Wolffia brasiliensis Weddell	Brazilian Watermeal, Pointed Watermeal	N
  Wolffia columbiana Karst.	Columbian Watermeal	N
  Woodsia obtusa (Spreng.) Torr. ssp. obtusa	Blunt-lobed Woodsia, Blunt-lobed Cliff Fern	N
  Xanthium strumarium L.	Common Cocklebur	N
  Xanthorhiza simplicissima Marsh.	Yellowroot	N
  Xerophyllum asphodeloides (L.) Nutt.	Turkeybeard, Beargrass	N
  Xyris torta J.M. Smith	Twisted Yellow-eyed Grass	N
  Youngia japonica (L.) DC.	Oriental False Hawksbeard, Asiatic False Hawksbeard	I
  Yucca filamentosa L.	Common Yucca, Adam's Needle	N
  Zizia aptera (Gray) Fern.	Heart-leaf Golden-alexanders	N
  Zizia aurea (L.) W.D.J. Koch	Golden-alexanders, Common Golden-alexanders	N

  • Bryophytes
  Download Bryophytes of County

  Scientific Name	Common Name	Native Status
  Amphidium mougeotii (Bruch & Schimp.) Schimp.		N
  Aneura pinguis (L.) Dumort. var. pinguis		N
  Anomodon attenuatus (Hedwig) Huebener		N
  Anomodon minor (Hedwig) Lindberg		N
  Anomodon rostratus (Hedwig) Schimper		N
  Anomodon rugelii (Müll. Hal.) Keissl.		N
  Anomodon tristis (Ces.) Sull. & Lesq.		N
  Arrhenopterum heterostichum Hedwig		N
  Asterella tenella (L.) P. Beauv.		N
  Atrichum angustatum (Brid.) Bruch & Schimp.	Slender Starburst Moss	N
  Atrichum undulatum (Hedw.) P. Beauv.
  Barbula unguiculata Hedwig		N
  Bartramia pomiformis Hedwig	Apple Moss	N
  Bazzania trilobata (L.) Gray		N
  Brachythecium acuminatum (Hedw.) Austin		N
  Brachythecium acutum (Mitt.) Sull.		N
  Brachythecium laetum (Brid.) Schimp.	Pleated Foxtail Moss	N
  Brachythecium rivulare Schimper	River Foxtail Moss	N
  Bryhnia novae-angliae (Sull. & Lesq.) Grout		N
  Bryoandersonia illecebra (Hedw.) H. Rob.	Worm Moss	N
  Bryum argenteum Hedwig var. argenteum	Silver Moss	N
  Bucklandiella sudetica (Funck) Bednarek-Ochyra & Ochyra		N
  Campyliadelphus chrysophyllus (Brid.) Kanda	Bristle Star Moss	N
  Campylophyllum hispidulum (Brid.) Hedenäs	Tiny Star Moss	N
  Cephaloziella hampeana (Nees) Schiffn. ex Loeske		N
  Cheilolejeunea clypeata (Schwein.) W. Ye & R. L. Zhu		N
  Chiloscyphus pallescens (Ehrh. ex Hoffm.) Dumort. var. fragilis (Roth) Muell. Frib. ex R.M. Schust.
  Climacium americanum Bridel	Common Tree Moss	N
  Cololejeunea biddlecomiae (Austin ex Pearson) A. Evans		N
  Conocephalum salebrosum Szweyk., Buczk. & Odrzyk.		N
  Cratoneuron filicinum (Hedw.) Spruce		N
  Cyrto-hypnum minutulum (Hedw.) W.R. Buck & H.A. Crum		N
  Dicranella heteromalla (Hedw.) Schimp	Fine Hair Moss	N
  Dicranum flagellare Hedwig		N
  Dicranum fulvum Hooker	Boulder Broom Moss	N
  Dicranum montanum Hedwig	Crispy Broom Moss	N
  Dicranum scoparium Hedwig	Common Broom Moss	N
  Diphyscium foliosum (Hedw.) D. Mohr		N
  Ditrichum lineare (Sw.) Lindb.		N
  Ditrichum pallidum (Hedw.) Hampe	Saffron Moss	N
  Ditrichum pusillum (Hedw.) Hampe		N
  Drummondia prorepens (Hedw.) E. Britton		N
  Entodon cladorrhizans (Hedw.) Müll. Hal.		N
  Entodon seductrix (Hedw.) Müll. Hal.		N
  Fissidens adianthoides Hedwig		N
  Fissidens bryoides Hedwig		N
  Fissidens osmundioides Hedwig		N
  Fissidens subbasilaris Hedwig		N
  Fontinalis dalecarlica Schimper		N
  Forsstroemia trichomitria (Hedw.) Lindb.	Fan Moss	N
  Frullania brittoniae A. Evans		N
  Frullania plana Sullivant		N
  Frullania riparia Hampe ex Lehm.		N
  Gemmabryum caespiticium (Hedw.) J.R. Spence		N
  Geocalyx graveolens (Schrad.) Nees		N
  Grimmia donniana Sm.		N
  Grimmia laevigata (Bridel) Bridel		N
  Grimmia pilifera Palisot de Beauvois		N
  Haplocladium virginianum (Brid.) Broth.		N
  Harpalejeunea molleri (Steph.) Grolle ssp. integra (R. M. Schust.) Damsh.		N
  Hedwigia ciliata (Hedw.) P. Beauv.	Medusa Moss	N
  Homomallium adnatum (Hedw.) Broth.		N
  Hygroamblystegium varium (Hedw.) Mönkemeyer ssp. varium var. varium	Tangled Thread Moss	N
  Hygrohypnum eugyrium (Schimp.) Loeske	Swollen Brook Moss	N
  Hypnum cupressiforme Hedw. var. cupressiforme		N
  Hypnum curvifolium Hedwig	Greater Plait Moss	N
  Hypnum imponens Hedwig	Brocade Moss	N
  Hypnum pallescens (Hedw.) P. Beauv.	Lesser Plait Moss	N
  Jubula pennsylvanica (Stephani) A. Evans ssp. pennsylvanica		N
  Kurzia sylvatica (A. Evans) Grolle		N
  Lejeunea cavifolia (Ehrh.) Lindb.		N
  Lejeunea laetevirens Nees & Mont.		N
  Lejeunea lamacerina (Steph.) Schiffn. ssp. gemminata R.M. Schust.		N
  Leptobryum pyriforme (Hedw.) Wilson		N
  Leskea gracilescens Hedwig		N
  Leskea obscura Hedwig		N
  Leskea polycarpa Hedw.		N
  Leucobryum glaucum (Hedw.) Ångstr	Cushion Moss	N
  Leucodon brachypus Bridel		N
  Leucodon julaceus (Hedw.) Sull.		N
  Lindbergia brachyptera (Mitt.) Kindb.		N
  Lophocolea heterophylla (Schrad.) Dum.		N
  Lunularia cruciata (L.) Dumort. ex Lindb.		I
  Marsupella sphacelata (Giesecke ex Lindenb.) Dumort.		N
  Metzgeria conjugata Lindberg		N
  Metzgeria crassipilis (Lindb.) A. Evans		N
  Mnium marginatum (Dicks. ex With.) P. Beauv.		N
  Mnium stellare Hedwig		N
  Neckera pennata Hedwig	Shingle Moss	N
  Nowellia curvifolia (Dicks.) Mitt.		N
  Odontoschisma denudatum (Nees) Dumort.		N
  Odontoschisma sphagni (Dicks.) Dumort.		N
  Orthotrichum stellatum Bridel		N
  Philonotis fontana (Hedw.) Brid. var. fontana	Fountain Moss	N
  Philonotis gracillima Ångström		N
  Philonotis marchica (Hedw.) Brid.		N
  Physcomitrium pyriforme (Hedw.) Hampe		N
  Plagiochila appalachiana Inoue		N
  Plagiochila porelloides (Torr. ex Nees) Lindenb.		N
  Plagiochila sullivantii Gottsche ex A. Evans		N
  Plagiomnium ciliare (Müll. Hal.) T.J. Kop.		N
  Plagiomnium cuspidatum (Hedw.) T.J. Kop.		N
  Plagiothecium cavifolium (Brid.) Z. Iwats.		N
  Pleurozium schreberi (Willd. ex Brid.) Mitt.	Phoenix Feather Moss, Big Red Stem	N
  Pogonatum pensilvanicum (Hedw.) P. Beauv.	Algal Haircap Moss	N
  Pohlia wahlenbergii (F. Weber & D. Mohr) A.L. Andrews		N
  Polytrichastrum ohioense (Renauld & Cardot) G.L. Sm.		N
  Polytrichum juniperinum Hedwig	Juniper Haircap Moss	N
  Porella pinnata Linnaeus		N
  Porella platyphylla (L.) Pfeiffer		N
  Pseudotaxiphyllum elegans (Brid.) Z. Iwats.		N
  Ptilidium pulcherrimum (Weber) Vain.		N
  Ptychomitrium incurvum (Schwägr.) Spruce		N
  Ptychostomum creberrimum (Taylor) J.R. Spence & H.P. Ramsay	Scarlet Stalk Moss	N
  Ptychostomum pseudotriquetrum (Hedw.) J.R. Spence & H.P. Ramsay ex Holyoak & N. Pedersen		N
  Pylaisia intricata (Hedw.) Schimp.		N
  Pylaisiadelpha tenuirostris (Bruch & Schimp. ex Sull.) W.R. Buck		N
  Radula australis Austin		N
  Radula obconica Sullivant		N
  Radula quadrata Gottsche		N
  Rauiella scita (P. Beauv.) Reimers		N
  Reboulia hemisphaerica (L.) Raddi		N
  Rhizomnium punctatum (Hedw.) T.J. Kop.		N
  Rhodobryum ontariense (Kindb.) Kindb.	Rose Moss	N
  Rhynchostegium serrulatum (Hedw.) A. Jaeger		N
  Rosulabryum capillare (Hedw.) J.R. Spence	Cluster Moss	N
  Scapania nemorea (L.) Grolle		N
  Scapania undulata (L.) Dumort.		N
  Schistidium apocarpum (Hedw.) Bruch & Schimp.		N
  Schistidium liliputanum (Müll. Hal.) Deguchi		N
  Schistidium sp. A.		N
  Schwetschkeopsis fabronia (Schwägr.) Broth.		N
  Sematophyllum adnatum (Michx.) E. Britton		N
  Sematophyllum demissum (Wilson) Mitt.		N
  Solenostoma crenuliforme (Aust.) Steph.		N
  Solenostoma gracillimum (Sm.) R.M. Schust.		N
  Sphagnum affine Renauld & Cardot		N
  Sphagnum recurvum Palisot de Beauvois		N
  Syzygiella autumnalis (DC.) K. Feldberg, Vána, Hentschel & J. Heinrichs		N
  Thamnobryum alleghaniense (Müll. Hal.) Nieuwl.		N
  Thuidium delicatulum (Hedw.) Schimp.	Delicate Fern Moss	N
  Torrentaria riparioides (Hedw.) Ochyra		N
  Tortella humilis (Hedw.) Jenn.		N
  Tortula muralis Hedwig		I
  Trematodon longicollis Michaux		N
  Trichostomum tenuirostre (Hook. & Taylor) Lindb. var. tenuirostre		N
  Ulota crispa (Hedw.) Brid.		N
  Ulota hutchinsiae (Sm.) Hammar var. hutchinsiae	Rock Tuft Moss	N
  Weissia controversa Hedwig		N

• Alleghany
  • Vascular Plants
  Download Vascular Plants of County

  Scientific Name	Common Name	Native Status
  Acalypha gracilens Gray	Slender Three-seeded Mercury, Short-stalk Copperleaf	N
  Acalypha rhomboidea Raf.	Common Three-seeded Mercury, Common Copperleaf	N
  Acalypha virginica L.	Virginia Three-seeded Mercury, Virginia Copperleaf	N
  Acer negundo L. var. negundo	Boxelder, Eastern Boxelder	N
  Acer nigrum Michx. f.	Black Maple	N
  Acer pensylvanicum L.	Striped Maple	N
  Acer platanoides L.	Norway maple	I
  Acer rubrum L.	Red Maple	N
  Acer saccharinum L.	Silver Maple	N
  Acer saccharum Marshall	Sugar Maple	N
  Acer spicatum Lamarck	Mountain Maple	N
  Acetosa acetosella (L.) P. Miller	Sheep Sorrel	I
  Achillea borealis Bongard	Common Yarrow	N
  Aconitum uncinatum L.	Blue Monkshood	N
  Acorus calamus L.	Sweetflag, European Calamus	I
  Actaea podocarpa DC.	Mountain Black Cohosh, Late Black Cohosh	N
  Actaea racemosa L.	Common Black Cohosh, Bugbane	N
  Adiantum pedatum L.	Northern Maidenhair Fern	N
  Aesculus flava Solander	Yellow Buckeye	N
  Agalinis purpurea (L.) Pennell	Purple False Foxglove	N
  Agastache nepetoides (L.) Kuntze	Yellow Giant Hyssop	N
  Agastache scrophulariifolia (Willd.) Kuntze	Purple Giant Hyssop	N
  Ageratina altissima (L.) King & H.E. Robins.	White Snakeroot	N
  Ageratina aromatica (L.) Spach	Small White Snakeroot, Lesser Snakeroot	N
  Agrimonia gryposepala Wallr.	Tall Hairy Agrimony	N
  Agrimonia parviflora Ait.	Small-flowered Agrimony, Harvest-lice	N
  Agrimonia pubescens Wallr.	Downy Agrimony	N
  Agrimonia rostellata Wallr.	Woodland Agrimony	N
  Agrostis capillaris L.	Colonial Bentgrass	I
  Agrostis gigantea Roth	Redtop	I
  Agrostis perennans (Walt.) Tuckerman	Autumn Bentgrass	N
  Ailanthus altissima (P. Miller) Swingle	Tree-of-heaven	I
  Albizia julibrissin Durazz.	Mimosa, Silk Tree	I
  Alisma subcordatum Rafinesque	Southern Water-plantain	N
  Alliaria petiolata (Bieberstein) Cavara & Grande	Garlic Mustard, Hedge Garlic	I
  Allium ampeloprasum L.	Wild Leek	I
  Allium canadense L. var. canadense	Wild Onion, Meadow Onion	N
  Allium cernuum Roth	Nodding Onion	N
  Allium oxyphilum Wherry	Shale Barren Nodding Onion	N
  Allium tricoccum Ait.	Ramps, Wild Leek, Rampscallions	N
  Alnus serrulata (Ait.) Willd.	Smooth Alder, Hazel Alder	N
  Alyssum alyssoides (L.) L.	Pale Alyssum, Yellow Alyssum	I
  Amaranthus cruentus L.	Red Amaranth, Blood Amaranth, Purple Amaranth	I
  Amauropelta noveboracensis (L.) S.E. Fawcett & A.R. Smith	New York Fern	N
  Ambrosia artemisiifolia L.	Common Ragweed	N
  Ambrosia trifida L.	Giant Ragweed	N
  Amelanchier arborea (Michx. f.) Fernald	Downy Serviceberry	N
  Amelanchier laevis Wieg.	Smooth Serviceberry	N
  Amelanchier sanguinea (Pursh) DC.	Roundleaf Serviceberry	N
  Amianthium muscitoxicum (Walt.) Gray	Fly-poison	N
  Amphicarpaea bracteata (L.) Fern. var. bracteata	Hog-peanut	N
  Anagallis arvensis L.	Scarlet Pimpernel, Common Pimpernel	I
  Andersonglossum virginianum (L.) J.I. Cohen	Wild Comfrey	N
  Andropogon gerardii Vitman	Big Bluestem, Turkeyfoot	N
  Anemone lancifolia Pursh	Lanceleaf Anemone, Mountain Anemone	N
  Anemone quinquefolia L. var. minima (DC.) Frodin	Dwarf Anemone	N
  Anemone virginiana L. var. virginiana	Thimbleweed, Tall Anemone	N
  Angelica triquinata Michx.	Filmy Angelica, Mountain Angelica	N
  Angelica venenosa (Greenway) Fern.	Hairy Angelica	N
  Antennaria plantaginifolia (L.) Richards.	Plantain-leaved Pussytoes	N
  Antennaria solitaria Rydb.	Single-head Pussytoes	N
  Antennaria virginica Stebbins	Shale-barren Pussytoes	N
  Aphyllon uniflorum L.	Cancer-root	N
  Apios americana Medik.	Groundnut	N
  Aplectrum hyemale (Muhl. ex Willd.) Torrey	Puttyroot, Adam-and-Eve	N
  Apocynum androsaemifolium L.	Spreading Dogbane	N
  Apocynum cannabinum L.	Indian Hemp, Hemp Dogbane	N
  Apocynum floribundum Greene	Intermediate Dogbane	N
  Apocynum sibiricum Jacq.	Clasping-leaved Dogbane	N
  Aquilegia canadensis L.	Wild Columbine, Eastern Red Columbine	N
  Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz ssp. lyrata	Lyre-leaf Rock Cress	N
  Arabidopsis thaliana (Linnaeus) Heynhold	Mouse-ear Cress	I
  Aralia nudicaulis L.	Wild Sarsaparilla	N
  Aralia racemosa L.	Spikenard, American Spikenard	N
  Aralia spinosa L.	Devil's Walking-stick	N
  Arctium minus Bernh.	Common Burdock, Lesser Burdock	I
  Arenaria serpyllifolia L.	Large Thyme-leaved Sandwort	I
  Arisaema triphyllum (L.) Schott ssp. triphyllum	Common Jack-in-the-pulpit	N
  Aristida oligantha Michx.	Prairie Three-awn Grass	N
  Arnoglossum atriplicifolium (L.) H.E. Robins.	Pale Indian-plantain	N
  Arnoglossum reniforme (Hooker) H. Robinson	Great Indian-plantain	N
  Aronia arbutifolia (L.) Pers.	Red Chokeberry	N
  Aronia melanocarpa (Michx.) Elliott	Black Chokeberry	N
  Arrhenatherum elatius (L.) J. & K. Presl var. elatius	Tall Oatgrass	I
  Artemisia ludoviciana Nutt. ssp. ludoviciana	Silver Wormword, Western Mugwort, White Sagebrush	I
  Arthraxon hispidus (Thunb.) Makino var. hispidus	Joint-head Grass	I
  Aruncus dioicus (Walt.) Fernald var. dioicus	Goat's-beard	N
  Asarum canadense L.	Common Wild Ginger	N
  Asclepias exaltata L.	Tall Milkweed	N
  Asclepias quadrifolia Jacq.	Four-leaf Milkweed	N
  Asclepias syriaca L.	Common Milkweed	N
  Asclepias tuberosa L. var. tuberosa	Butterfly-weed, Common Butterfly-weed	N
  Asclepias variegata L.	White Milkweed	N
  Asclepias verticillata L.	Whorled Milkweed	N
  Asimina triloba (L.) Dunal	Pawpaw, Common Pawpaw	N
  Asparagus officinalis L.	Asparagus	I
  Asplenium montanum Willd.	Mountain Spleenwort	N
  Asplenium pinnatifidum Nuttall	Lobed Spleenwort, Pinnatifid Spleenwort	N
  Asplenium platyneuron (L.) B.S.P.	Ebony Spleenwort	N
  Asplenium rhizophyllum L.	Walking Fern	N
  Asplenium ruta-muraria L. var. cryptolepis (Fern.) Wherry	American Wall-rue	N
  Asplenium trichomanes L. ssp. trichomanes	Maidenhair Spleenwort	N
  Asplenium ×trudellii Wherry	Trudell's Spleenwort	N
  Astragalus canadensis L. var. canadensis	Canada Milkvetch	N
  Astragalus neglectus (Torr. & Gray) Sheldon	Cooper's Milkvetch	N
  Athyrium asplenioides (Michx.) A.A. Eaton	Southern Lady Fern	N
  Aureolaria flava (L.) Farwell	Smooth Yellow False Foxglove, Smooth Oak-leach	N
  Aureolaria levigata (Raf.) Raf.	Entire-leaf Yellow False Foxglove, Appalachian Oak-leach	N
  Aureolaria pedicularia (L.) Raf.	Fern-leaf Yellow False Foxglove, Annual Oak-leach	N
  Avenella flexuosa (Linnaeus) Drejer	Wavy Hairgrass	N
  Baptisia tinctoria (L.) R. Br. ex Ait. f.	Yellow Wild Indigo, Horsefly Weed	N
  Barbarea verna (Miller) Ascherson	Early Winter Cress	I
  Barbarea vulgaris R. Brown	Common Winter Cress, Yellow Rocket	I
  Bartonia virginica (L.) BSP	Yellow Bartonia, Yellow Screwstem	N
  Benthamidia florida (L.) Spach	Flowering Dogwood	N
  Berberis canadensis P. Mill.	American Barberry, Allegheny Barberry	N
  Berberis thunbergii DC	Japanese Barberry	I
  Betula alleghaniensis Britt.	Yellow Birch	N
  Betula lenta L. var. lenta	Sweet Birch, Black Birch	N
  Betula nigra L.	River Birch, Red Birch	N
  Bidens bipinnata L.	Spanish Needles	N
  Bidens cernua L.	Nodding Beggar-ticks, Nodding Bur-marigold	N
  Bidens comosa (Gray) Wiegand	Three-lobe Beggar-ticks	N
  Bidens comosa (Gray) Wiegand + Bidens connata Muhl. ex Willd.	Three-lobe Beggar-ticks	N
  Bidens frondosa L.	Devil's Beggar-ticks	N
  Bidens polylepis Blake	Midwestern Tickseed Sunflower
  Blephilia ciliata (L.) Benth.	Downy Wood Mint	N
  Blephilia hirsuta (Pursh) Benth.	Hairy Wood Mint	N
  Boehmeria cylindrica (L.) Sw.	False Nettle	N
  Borodinia canadensis (L.) P.J. Alexander & Windham	Sicklepod, Canada Rock Cress	N
  Borodinia laevigata (Muhl. ex Willd.) P.J. Alexander & Windham	Smooth Rock Cress	N
  Borodinia serotina (Steele) P.J. Alexander & Windham	Shale Barren Rock Cress	N
  Botrypus virginianus (L.) Michx.	Rattlesnake Fern	N
  Brachyelytrum aristosum (Michx.) Trel. in Banner & Coville	Northern Shorthusk	N
  Brachyelytrum erectum (Schreb. ex Spreng.) Beauv.	Bearded Shorthusk, Common Shorthusk	N
  Brasenia schreberi J. F. Gmel.	Water Shield	N
  Brickellia eupatorioides (L.) Shinners	False Boneset	N
  Bromus inermis Leyss.	Awnless Brome Grass, Smooth Brome	I
  Bromus latiglumis (Shear) A.S. Hitchc.	Riverbank Brome, Auricled Brome, Hairy Woodbrome	N
  Bromus nottowayanus Fern.	Nottoway Valley Brome Grass, Satin Brome	N
  Bromus pubescens Sprengel	Common Eastern Brome Grass, Hairy Woodland Brome	N
  Bromus sterilis L.	Poverty Brome	I
  Bromus tectorum L.	Downy Brome, Downy Chess, Cheatgrass	I
  Broussonetia papyrifera (L.) L'Her. ex Vent.	Paper Mulberry	I
  Buglossoides arvensis (L.) I.M. Johnston ssp. arvensis	Corn-gromwell	I
  Calamagrostis porteri Gray ssp. porteri	Porter's Reedgrass	N
  Callitriche heterophylla Pursh var. heterophylla	Large Water-starwort	N
  Calystegia sepium (L.) R. Br. complex	Hedge Bindweed	N
  Calystegia spithamaea (L.) Pursh ssp. purshiana (Wherry ) Brummitt	Appalachian Low Bindweed	N
  Calystegia spithamaea (L.) Pursh ssp. spithamaea	Low Bindweed	N
  Camelina microcarpa Andrzejowski ex. A. P. DeCandolle	Little-seed False Flax, Little-pod False Flax	I
  Campanula divaricata Michx.	Southern Harebell, Appalachian Bellflower	N
  Campanulastrum americanum (L.) Small	Tall Bellflower	N
  Campsis radicans (L.) Seem. ex Bureau	Trumpet-creeper	N
  Capnoides sempervirens (L.) Borkh.	Pale Corydalis, Pink Corydalis, Rock Harlequin	N
  Capsella bursa-pastoris (Linnaeus) Medicus	Common Shepherd's Purse	I
  Cardamine angustata O. E. Schulz	Slender Toothwort	N
  Cardamine bulbosa (Schreber ex. Muhlenberg) Britton, Sterns & Poggenberg	Spring Cress, Bulbous Bittercress	N
  Cardamine concatenata (Michaux) O. Schwarz	Cut-leaf Toothwort	N
  Cardamine hirsuta Linnaeus	Hairy Bittercress	I
  Cardamine parviflora Linnaeus var. arenicola (Britton) O. E. Schulz	Small-flowered Bittercress, Sand Bittercress	N
  Cardamine pensylvanica Muhlenberg ex Willdenow	Pennsylvania Bittercress	N
  Cardamine rotundifolia Michaux	American Bittercress, Mountain Watercress	N
  Carduus acanthoides L. ssp. acanthoides	Spiny Plumeless Thistle	I
  Carex aggregata Mackenzie	Glomerate Sedge	N
  Carex albicans complex		N
  Carex albicans Willd. ex Sprengel var. albicans	White-tinged Sedge	N
  Carex albolutescens Schweinitz	Greenish-white Sedge	N
  Carex albursina Sheldon	White Bear Sedge	N
  Carex amphibola complex		N
  Carex annectens (Bickn.) Bickn.	Yellow-fuited Sedge	N
  Carex argyrantha Tuckerman ex Dewey	Silvery-flowered Sedge, Hay Sedge	N
  Carex atlantica Bailey	Prickly Bog Sedge, Atlantic Sedge	N
  Carex baileyi Britton	Shortbeak Sedge, Fescue Sedge	N
  Carex blanda Dewey	Eastern Woodland Sedge	N
  Carex brunnescens (Pers.) Poiret	Brownish Sedge	N
  Carex canescens L. var. disjuncta Fernald	Silvery Sedge	N
  Carex cephalophora Muhl. ex Willd.	Oval-leaved Sedge	N
  Carex communis Bailey	Fibrous-rooted Sedge	N
  Carex crinita Lam.	Long-fringed Sedge	N
  Carex debilis Michaux var. debilis	White-edged Sedge	N
  Carex digitalis Willd.	Slender Woodland Sedge	N
  Carex flaccosperma complex	Meadow Sedge, Thin-fruited Sedge	N
  Carex frankii Kunth	Frank's Sedge	N
  Carex glaucodea Tuckerman ex Olney	Blue Sedge	N
  Carex gracilescens Steudel	Slender Loose-flowered Sedge	N
  Carex gracillima Schw.	Graceful Sedge	N
  Carex granularis Muhl. ex Willd.	Limestone Meadow Sedge	N
  Carex grisea Wahlenb.	Inflated Narrow-leaved Sedge	N
  Carex hirsutella Mackenzie	Fuzzy Sedge, Hairy-leaved Sedge	N
  Carex hitchcockiana Dewey	Hitchcock's Sedge	N
  Carex jamesii Schweinitz	James's Sedge	N
  Carex laxiculmis Schweinitz	Spreading Sedge	N
  Carex laxiflora Lam.	Broad Loose-flowered Sedge	N
  Carex leptalea Wahlenberg var. leptalea	Bristly-stalk Sedge	N
  Carex lupulina Willd.	Hop Sedge	N
  Carex lurida Wahlenb.	Sallow Sedge	N
  Carex muehlenbergii Schk. ex Willd.	Muehlenberg's Sedge	N
  Carex muehlenbergii Schk. ex Willd. var. muehlenbergii	Muehlenberg's Sedge	N
  Carex oligocarpa Willd.	Eastern Few-fruited Sedge	N
  Carex pensylvanica Lam.	Pennsylvania Sedge	N
  Carex platyphylla Carey	Broad-leaved Sedge	N
  Carex polymorpha Muhl.	Variable Sedge	N
  Carex prasina Wahlenb.	Drooping Sedge	N
  Carex reznicekii Werier	Reznicek's Sedge	N
  Carex rosea Schk. ex Willd.	Rosy Sedge	N
  Carex scabrata Schweinitz	Eastern Rough Sedge	N
  Carex scoparia Schk. ex Willd.	Broom Sedge	N
  Carex sparganioides Muhl. ex Willd.	Bur-reed Sedge	N
  Carex squarrosa L.	Squarrose Sedge	N
  Carex stipata Muhl. ex Willd. var. stipata	Stalk-grain Sedge, Awl-fruit Sedge	N
  Carex striatula Michaux	Lined Sedge	N
  Carex stricta Lam.	Tussock Sedge, Upright Sedge, Stool Sedge	N
  Carex swanii (Fernald) Mackenzie	Swan's Sedge	N
  Carex tetanica Schkuhr	Rigid Sedge	N
  Carex tonsa (Fernald) Bicknell	Shaved Sedge	N
  Carex torta Boott	Twisted Sedge	N
  Carex trichocarpa Willd.	Hairy-fruited Sedge	N
  Carex typhina Michaux	Cattail Sedge	N
  Carex virescens Muhl. ex Willd.	Ribbed Sedge	N
  Carex vulpinoidea Michaux	Fox Sedge	N
  Carex willdenowii Schk. ex Willd.	Willdenow's Sedge	N
  Carex woodii Dewey	Wood's Sedge	N
  Carpinus caroliniana Walt.	American Hornbeam, Ironwood	N
  Carya cordiformis (Wangenh.) K. Koch	Bitternut Hickory	N
  Carya glabra (P. Miller) Sweet	Pignut Hickory	N
  Carya ovalis (Wangenh.) Sarg.	Red Hickory, Sweet Pignut Hickory	N
  Carya ovata (P.Mill.) K. Koch	Shagbark hickory	N
  Carya tomentosa (Poir.) Nutt.	Mockernut Hickory	N
  Castanea dentata (Marshall) Borkhausen	American Chestnut	N
  Castanea pumila (Linnaeus) P. Miller	Allegheny Chinkapin	N
  Castilleja coccinea (L.) Spreng.	Eastern Indian Paintbrush	N
  Catalpa bignonioides Walt.	Southern Catalpa	I
  Caulophyllum thalictroides (L.) Michx.	Blue Cohosh, Common Blue Cohosh	N
  Ceanothus americanus L.	New Jersey Tea, Redroot	N
  Celastrus scandens L.	Climbing Bittersweet, American Bittersweet	N
  Celtis laevigata Willd.	Sugarberry, Southern Hackberry	N
  Celtis occidentalis L.	Common Hackberry, Northern Hackberry	N
  Celtis pumila Pursh	Dwarf Hackberry, Georgia Hackberry	N
  Centaurea stoebe L. ssp. micranthos (S.G. Gmelin ex Gugler) Hayek	Spotted Knapweed	I
  Cephalanthus occidentalis L.	Buttonbush	N
  Cerastium brachypetalum Pers.	Gray Mouse-ear Chickweed	I
  Cerastium brachypodum (Engelm. ex Gray) B.L. Robinson	Shortstalk Chickweed	N
  Cerastium fontanum Baumg. ssp. vulgare (Hartman) Greuter & Burdet	Common Mouse-ear Chickweed	I
  Cerastium glomeratum Thuill.	Sticky Mouse-ear Chickweed	I
  Cerastium semidecandrum L.	Little Mouse-ear Chickweed	I
  Ceratophyllum echinatum A. Gray	Spineless Hornwort	N
  Cercis canadensis L. var. canadensis	Eastern Redbud	N
  Chaenorrhinum minus (L.) Lange ssp. minus	Dwarf Snapdragon, Lesser Toadflax	I
  Chaerophyllum procumbens (L.) Crantz var. procumbens	Spreading Chervil	N
  Chamaelirium luteum (L.) Gray	Devil's-bit	N
  Chasmanthium latifolium (Michx.) Yates	River Oats	N
  Chelone glabra L.	White Turtlehead	N
  Chenopodiastrum simplex (Torrey) S. Fuentes, Uotila, & Borsch	Maple-leaf Goosefoot, Giant-seed Goosefoot	N
  Chenopodium album L.	Lamb's-quarters, Pigweed	I
  Chenopodium foggii Wahl	Fogg's Goosefoot	N
  Chenopodium standleyanum Aellen	Woodland Goosefoot, Standley's Goosefoot	N
  Chimaphila maculata (L.) Pursh	Spotted Wintergreen, Striped Wintergreen	N
  Chionanthus virginicus L.	Fringetree, Old Man's Beard	N
  Chrysogonum virginianum L.	Green-and-gold	N
  Chrysopsis mariana (L.) Ell.	Maryland Golden-aster	N
  Chrysosplenium americanum Schwein. ex Hook.	Golden Saxifrage, Water-mat, Water-carpet	N
  Cichorium intybus L.	Chicory, Succory	I
  Cicuta maculata L. var. maculata	Water-hemlock, Spotted Water-hemlock	N
  Cinna arundinacea L.	Common Wood Reedgrass, Sweet Wood Reed-grass	N
  Circaea canadensis (L.) Hill	Enchanter's Night-shade	N
  Cirsium arvense (L.) Scop.	Canada Thistle, Field Thistle	I
  Cirsium discolor (Muhl. ex Willd.) Spreng.	Field Thistle	N
  Claytonia virginica L. var. virginiana	Spring Beauty, Virginia Spring Beauty, Eastern Spring Beauty	N
  Claytosmunda claytoniana (L.) Metzgar & Rouhan	Interrupted Fern	N
  Clematis albicoma Wherry	White-haired Leatherflower	N
  Clematis occidentalis (Hornemann) DC. var. occidentalis	Purple Clematis, Mountain Clematis	N
  Clematis ochroleuca Ait.	Curlyheads	N
  Clematis terniflora DC.	Sweet Autumn Clematis, Japanese Clematis	I
  Clematis virginiana L.	Virgin’s-bower	N
  Clinopodium vulgare L.	Wild Basil	N
  Clintonia borealis (Ait.) Raf.	Bluebead Lily, Yellow Clintonia	N
  Clintonia umbellulata (Michx.) Morong	Speckled Wood Lily, White Clintonia	N
  Clitoria mariana L. var. mariana	Butterfly Pea	N
  Coincya monensis (L.) Greuter & Burdet ssp. recurvata (Allioni) Leadlay	Wallflower-cabbage	I
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. rigidula	Tall Flat Panic Grass	N
  Collinsonia canadensis L.	Richweed, Canada Horsebalm	N
  Commelina communis L.	Asiatic Dayflower, Common Dayflower	I
  Commelina diffusa Burman f.	Creeping Dayflower	I
  Commelina erecta L.	Slender Dayflower, Erect Dayflower	N
  Comptonia peregrina (L.) Coult.	Sweet-fern	N
  Conoclinium coelestinum (L.) DC.	Mistflower, Ageratum	N
  Conopholis americana (L.) Wallroth	Squawroot, Bearcorn	N
  Consolida ajacis (L.) Schur.	Rocket Larkspur	I
  Convallaria pseudomajalis Bartram	American Lily-of-the-valley	N
  Corallorhiza maculata (Raf.) Raf. var. maculata	Eastern Spotted Coralroot	N
  Corallorhiza odontorhiza (Willd.) Nuttall	Autumn Coralroot	N
  Coreopsis major Walt.	Woodland Coreopsis	N
  Coreopsis verticillata L.	Whorled Coreopsis, Thread-leaf Coreopsis	N
  Corydalis flavula (Raf.) DC	Yellow Corydalis, Yellow Fumewort, Yellow Harlequin	N
  Corylus americana Walt.	American Hazelnut, American Filbert	N
  Corylus cornuta Marsh. var. cornuta	Beaked Hazelnut	N
  Crataegus calpodendron (Ehrh.) Medik.	Pear Hawthorn	N
  Crataegus coccinea L.	Scarlet Hawthorn	N
  Crataegus compacta Sargent	Clustered Hawthorn, Thames Hawthorn	N
  Crataegus crus-galli L. var. crus-galli	Cockspur Hawthorn	N
  Crataegus intricata Lange var. biltmoreana (Beadle) R.W. Lance	Biltmore Hawthorn	N
  Crataegus intricata Lange var. intricata	Entangled Hawthorn	N
  Crataegus intricata Lange var. rubella (Beadle) Kruschke	Reddish Hawthorn	N
  Crataegus intricata Lange var. straminea (Beadle) E.J. Palmer	Yellow-fruited Hawthorn	N
  Crataegus iracunda Beadle	Forest Hawthorn	N
  Crataegus macrosperma Ashe	Big-fruited Hawthorn, Eastern Hawthorn	N
  Crataegus margarettae Ashe	Margaret's Hawthorn	N
  Crataegus pruinosa (Wendl. f.) K. Koch var. dissona (Sarg.) Eggelstone	Large-leaved Frosted Hawthorn	N
  Crataegus pruinosa (Wendl. f.) K. Koch var. pruinosa	Frosted Hawthorn	N
  Crataegus punctata Jacq.	Dotted Hawthorn	N
  Crataegus schuettei Ashe	Schuette's Hawthorn	N
  Crataegus succulenta Schrad. ex Link var. succulenta	Fleshy Hawthorn	N
  Crataegus uniflora Muenchh.	One-flowered Hawthorn	N
  Crataegus ×vailiae Britton	Vail's Hawthorn	N
  Crepis pulchra L.	Small-flower Hawksbeard	I
  Croton glandulosus L. var. septentrionalis Muell.-Arg.	Tropic Croton, Tooth-leaved Croton, Sand Croton	N
  Croton monanthogynus Michx.	Prairie Tea, One-seeded Croton	N
  Cryptotaenia canadensis (L.) DC.	Honewort	N
  Cubelium concolor (T.F. Forst.) Raf. ex Britt. & A. Brown	Green Violet	N
  Cunila origanoides (L.) Britt.	Common Dittany, Wild Oregano, Stonemint	N
  Cuphea viscosissima Jacq.	Blue Waxweed, Clammy Cuphea	N
  Cuscuta campestris Yuncker	Field Dodder	N
  Cuscuta gronovii Willd. ex Roem. & Schult.	Common Dodder	N
  Cynodon dactylon (L.) Pers.	Bermuda Grass	I
  Cynoglossum officinale L.	Hound's-tongue	I
  Cyperus bipartitus Torrey	Slender Flatsedge, Shining Flatsedge	N
  Cyperus esculentus L. var. leptostachyus Böckler	Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond
  Cyperus flavescens L.	Yellow Flatsedge	N
  Cyperus lupulinus (Sprengel) Marcks ssp. lupulinus	Upland Flatsedge	N
  Cyperus lupulinus complex		N
  Cyperus odoratus L. var. odoratus	Fragrant Flatsedge, Rusty Flatsedge	N
  Cyperus squarrosus L. var. squarrosus	Awned Flatsedge	N
  Cyperus strigosus L.	Straw-colored Flatsedge	N
  Cypripedium acaule Aiton	Pink Lady's-slipper, Moccasin-flower	N
  Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight	Large Yellow Lady's-slipper	N
  Cystopteris bulbifera (L.) Bernh.	Bulblet Fern, Bulblet Bladder Fern	N
  Cystopteris protrusa (Weatherby) Blasdell	Lowland Bladder Fern, Lowland Brittle Fern	N
  Dactylis glomerata L.	Orchard Grass	I
  Danthonia compressa Austin	Mountain Oatgrass	N
  Danthonia spicata (L.) Beauv. ex Roemer & J.A. Schultes	Poverty Oatgrass	N
  Daucus carota L.	Queen-Anne's Lace, Wild Carrot	I
  Delphinium tricorne Michx.	Dwarf Larkspur	N
  Dendrolycopodium hickeyi (W.H. Wagner, Beitel & Moran) A. Haines	Hickey's Ground-pine, Hickey's Tree-clubmoss	N
  Dendrolycopodium obscurum (L.) A. Haines	Common Ground-pine, Common Tree-clubmoss, Flat-branched Tree-clubmoss	N
  Desmodium canescens (L.) DC.	Hoary Tick-trefoil	N
  Desmodium ciliare (Muhl. ex Willd.) DC.	Hairy Small-leaf Tick-trefoil	N
  Desmodium cuspidatum (Muhl. ex Willd.) Loudon	Toothed Tick-trefoil, Large-bracted Tick-trefoil	N
  Desmodium nuttallii (Schindl.) Schub.	Nuttall's Tick-trefoil	N
  Desmodium paniculatum (L.) DC. var. paniculatum	Narrow-leaf Tick-trefoil, Panicled-leaf Tick-trefoil	N
  Desmodium perplexum Schub.	Perplexing Tick-trefoil	N
  Desmodium rotundifolium DC.	Round-leaf Tick-trefoil, Prostrate Tick-trefoil	N
  Dianthus armeria L.	Deptford Pink	I
  Dicentra canadensis (Goldie) Walp.	Squirrel Corn	N
  Dicentra cucullaria (L.) Bernh.	Dutchman's Breeches	N
  Dicentra eximia (Ker-Gawl.) Torr.	Wild Bleeding Heart	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. acuminatum	Woolly Panic Grass	N
  Dichanthelium acuminatum complex		N
  Dichanthelium appalachiense Townsend & LeBlond	Appalachian Panic Grass	N
  Dichanthelium boscii (Poir.) Gould & C.A. Clark	Bosc's Panic Grass	N
  Dichanthelium clandestinum (L.) Gould	Deer-Tongue Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould	Variable Panic Grass, Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. ashei (Pearson ex Ashe) Mohlenbrock	Ashe's Panic Grass	N
  Dichanthelium depauperatum (Muhl.) Gould	Starved Panic Grass	N
  Dichanthelium dichotomum (L.) Gould var. dichotomum	Small-fruited Panic Grass	N
  Dichanthelium dichotomum complex		N
  Dichanthelium linearifolium (Scribn.) Gould	Slim-leaf Panic Grass, Linear-leaf Panic Grass	N
  Dichanthelium microcarpon (Muhl. ex Elliott) Mohlenbrock	Branched Panic Grass	N
  Dichanthelium scoparium (Lam.) Gould	Velvet Panic Grass	N
  Diervilla lonicera Miller	Northern Bush-honeysuckle	N
  Digitaria ciliaris (Retz.) Koeler	Southern Crabgrass	N
  Digitaria sanguinalis / ciliaris complex	Hairy Crabgrass, Big Crabgrass, Southern Crabgrass
  Dioscorea polystachya Turczaninow	Chinese Yam, Cinnamon Vine	I
  Diospyros virginiana L.	Common Persimmon, American Persimmon	N
  Diphasiastrum digitatum (Dill. ex A. Braun) Holub	Common Running-cedar, Common Running-pine	N
  Diphasiastrum tristachyum (Pursh) Holub	Ground-cedar, Blue Running-cedar	N
  Dipsacus fullonum L.	Wild Teasel, Common Teasel	I
  Dirca palustris L.	Leatherwood	N
  Doellingeria umbellata (P. Mill.) Nees var. umbellata	Tall Flat-topped White Aster	N
  Draba ramossissima Desvaux	Rocktwist	N
  Draba verna Linnaeus	Whitlow-grass	I
  Dryopteris campyloptera (Kunze) Clarkson	Mountain Wood Fern	N
  Dryopteris carthusiana (Vill.) H.P. Fuchs	Spinulose Wood Fern, Toothed Wood Fern	N
  Dryopteris goldieana (Hook. ex Goldie) Gray	Goldie's Wood Fern	N
  Dryopteris intermedia (Muhl. ex Willd.) Gray	Evergreen Wood Fern, Fancy Fern	N
  Dryopteris marginalis (L.) Gray	Marginal Wood Fern	N
  Dulichium arundinaceum (L.) Britton var. arundinaceum	Three-way Sedge	N
  Dysphania ambrosioides (L.) Mosyakin & Clemants	Mexican Tea, Wormseed, Epazote	I
  Echinacea laevigata (C.L. Boynt. & Beadle) Blake	Smooth Coneflower	N
  Echinochloa crus-galli (L.) Beauv. var. crus-galli	Barnyard Grass	I
  Echinochloa muricata (Beauv.) Fern. var. muricata	Rough Barnyard Grass	N
  Echium vulgare L.	Viper's Bugloss, Blueweed	I
  Eclipta prostrata (L.) L.	False Daisy, Yerba-de-tajo	N
  Elaeagnus multiflora Thunb.	Cherry Silverberry	I
  Elaeagnus umbellata Thunb.	Autumn Olive	I
  Eleocharis erythropoda Steudel	Bald Spikerush	N
  Eleocharis obtusa (Willd.) Schultes	Blunt Spikerush	N
  Eleocharis quadrangulata (Michaux) R. & S.	Square-stem Spikerush	N
  Eleocharis tenuis (Willd.) Schultes var. tenuis	Slender Spikerush	N
  Eleusine indica (L.) Gaertn.	Indian Goosegrass, Yard Grass	I
  Elodea canadensis Michx.	Common Waterweed	N
  Elodea nuttallii (Planchon) St. John	Nuttall's Waterweed, Free-flowered Waterweed	N
  Elymus hystrix L. var. hystrix	Bottlebrush Grass	N
  Elymus repens (L.) Gould	Quackgrass, Dog Grass	I
  Elymus riparius Wieg.	Riverbank Wild Rye	N
  Elymus trachycaulus (Link) Gould ex Shinners ssp. trachycaulus	Slender Wheatgrass	N
  Elymus villosus Muhl. ex Willd.	Hairy Wild Rye, Downy Wild Rye	N
  Elymus virginicus L. var. intermedius (Vasey ex . Gray) Bush	Virginia Wild Rye	N
  Elymus virginicus L. var. virginicus	Virginia Wild Rye	N
  Endodeca serpentaria (L.) Raf.	Virginia Snakeroot, Turpentine-root	N
  Epifagus virginiana (L.) W.Barton	Beechdrops	N
  Epigaea repens L.	Trailing Arbutus	N
  Epilobium ciliatum Raf. ssp. ciliatum	American Willow-herb, Fringed Willow-herb, Hairy Willow-herb	N
  Epilobium coloratum Biehler	Purple-leaved Willow-herb	N
  Equisetum arvense L.	Field Horsetail	N
  Equisetum praealtum Rafinesque	Tall Scouring-Rush	N
  Eragrostis capillaris (L.) Nees	Lacegrass	N
  Eragrostis cilianensis (All.) Vignola. ex Janchen	Stinkgrass	I
  Eragrostis frankii C.A. Mey. ex Steud.	Sandbar Lovegrass, Frank's Lovegrass	N
  Eragrostis hypnoides (Lam.) B.S.P.	Creeping Lovegrass	N
  Eragrostis pilosa (L.) Beauv. var. pilosa	India Lovegrass	I
  Eragrostis spectabilis (Pursh) Steud.	Purple Lovegrass, Tumblegrass	N
  Erechtites hieraciifolius (L.) Raf. ex DC.	Fireweed, Pilewort, American Burnweed	N
  Erigeron annuus (L.) Pers.	Annual Fleabane	N
  Erigeron canadensis L.	Horseweed, Common Horseweed	N
  Erigeron pulchellus Michx. var. pulchellus	Robin's Plantain	N
  Erigeron strigosus Muhl. ex Willd. var. strigosus	Daisy Fleabane	N
  Eriogonum allenii S. Wats. in A. Gray et al.	Shale Barren Wild Buckwheat	N
  Eriophorum virginicum L.	Tawny Cottongrass	N
  Erysimum capitatum (Douglas ex. Hooker) E. L. Greene var. capitatum	Western Wallflower	N
  Erythronium umbilicatum Parks & Hardin ssp. umbilicatum	Dimpled Trout Lily	N
  Euonymus alatus (Thunb.) Sieb.	Winged Euonymus, Burning Bush	I
  Euonymus atropurpureus Jacq.	Eastern Wahoo	N
  Eupatorium album L.	White Thoroughwort	N
  Eupatorium godfreyanum Cronq.	Godfrey's Thoroughwort	N
  Eupatorium perfoliatum L.	Boneset, Common Boneset	N
  Eupatorium pilosum Walt.	Vervain Thoroughwort, Rough Boneset	N
  Eupatorium sessilifolium L.	Upland Boneset	N
  Euphorbia commutata Engelm.	Wood Spurge, Tinted Woodland Spurge	N
  Euphorbia corollata L.	Flowering Spurge	N
  Euphorbia dentata Michx.	Toothed Spurge, Green Poinsettia	I
  Euphorbia falcata L.	Crescent Spurge, Sickle Spurge	I
  Euphorbia humistrata Engelm.	Spreading Sandmat
  Euphorbia lathyris L.	Caper Spurge, Mole Plant	I
  Euphorbia maculata L.	Spotted Spurge, Milk-purslane	N
  Euphorbia nutans Lagasca y Segura	Nodding Spurge, Eyebane	N
  Eurybia divaricata (L.) Nesom	White Wood Aster	N
  Eurybia macrophylla (L.) Cass.	Big-leaf Aster, Large-leaved Aster	N
  Eurybia schreberi (Nees) Nees	Schreber's Aster	N
  Euthamia graminifolia (L.) Nutt.	Common Grass-leaved Goldenrod	N
  Eutrochium fistulosum (Barratt) E.E. Lamont	Hollow Joe-pye-weed	N
  Eutrochium purpureum (Linnaeus) E.E. Lamont var. purpureum	Sweet-scented Joe-pye-weed, Sweet Joe-pye-weed, Purple Joe-pye-weed	N
  Fagus grandifolia Ehrhart	American Beech	N
  Fallopia convolvulus (L.) A. Love	Bindweed, Black Bindweed	I
  Fallopia cristata (Engelm. & A. Gray) Holub	Crested False Buckwheat	N
  Fallopia scandens (L.) Holub	Climbing False Buckwheat	N
  Festuca rubra L.	Red Fescue	N
  Festuca subverticillata (Pers.) Alexeev	Nodding Fescue	N
  Floerkea proserpinacoides Willd.	False Mermaid, False Mermaid-weed	N
  Fragaria virginiana Duchesne	Wild Strawberry	N
  Fraxinus americana L.	White Ash	N
  Fraxinus biltmoreana Beadle	Biltmore Ash, Biltmore White Ash	N
  Galactia regularis (L.) B.S.P.	Eastern Milkpea	N
  Galax urceolata (Poir.) Brummitt	Galax	N
  Galearis spectabilis (L.) Raf.	Showy Orchis, Showy Orchid	N
  Galinsoga quadriradiata Ruiz & Pavon	Fringed Quickweed, Hairy Galinsoga, Shaggy Soldier	I
  Galium aparine L.	Cleavers	N
  Galium circaezans Michx.	Forest Bedstraw	N
  Galium concinnum Torr. & Gray	Shining Bedstraw	N
  Galium lanceolatum Torr.	Lanceleaf Wild Licorice	N
  Galium latifolium Michx.	Purple Bedstraw	N
  Galium mollugo L.	Smooth Bedstraw, Hedge Bedstraw	I
  Galium obtusum Bigelow	Blunt-leaf Bedstraw	N
  Galium obtusum Bigelow var. obtusum	Bluntleaf Bedstraw	N
  Galium pilosum Ait.	Hairy Bedstraw	N
  Galium tinctorium L.	Three-lobed Bedstraw	N
  Galium triflorum Michx.	Sweet-scented Bedstraw	N
  Gaultheria procumbens L.	Wintergreen, Teaberry	N
  Gaylussacia baccata (Wangenh.) K. Koch	Black Huckleberry	N
  Gaylussacia brachycera (Michx.) Gray	Box Huckleberry	N
  Gentianella quinquefolia (L.) Small	Eastern Stiff Gentian	N
  Geranium columbinum L.	Long-stalk Cranesbill	I
  Geranium maculatum L.	Wild Geranium	N
  Geranium molle L.	Dove's-foot Geranium, Dove's-foot Cranesbill	I
  Geum canadense Jacquin	White Avens	N
  Geum virginianum L.	Cream Avens	N
  Gillenia trifoliata (L.) Moench	Bowman's-root, Mountain Indian-physic	N
  Glechoma hederacea L.	Gill-over-the-ground, Ground-ivy	I
  Gleditsia triacanthos L.	Honey Locust
  Glyceria acutiflora Torr.	Sharp-scaled Mannagrass, Creeping Mannagrass	N
  Glyceria canadensis (Michx.) Trin.	Canada Mannagrass, Rattlesnake Mannagrass	N
  Glyceria laxa (Scribn.) Scribn.	Northern Mannagrass, Lax Mannagrass	N
  Glyceria melicaria (Michx.) F.T. Hubbard	Slender Mannagrass, Melic Mannagrass	N
  Glyceria striata (Lam.) A.S. Hitchc. var. striata	Fowl Mannagrass	N
  Goodyera pubescens (Willd.) R.Br. ex Aiton f.	Downy Rattlesnake-plantain	N
  Gratiola neglecta Torr.	Clammy Hedge-hyssop	N
  Greeneochloa coarctata (Eaton) P.M. Peterson, Soreng, Romasch. & Barberá	Nuttall's Reedgrass	N
  Gymnocarpium appalachianum Pryer and Haufler	Appalachian Oak Fern	N
  Hackelia virginiana (L.) I.M.Johnston	Virginia Stickseed	N
  Hamamelis virginiana L. var. virginiana	Witch Hazel	N
  Hedeoma pulegioides (L.) Pers.	American Pennyroyal	N
  Helenium autumnale L.	Common Sneezeweed, Autumn Sneezeweed	N
  Helianthus decapetalus L.	Thin-leaved Sunflower	N
  Helianthus divaricatus L.	Woodland Sunflower	N
  Helianthus laevigatus Torr. & Gray	Smooth Sunflower	N
  Helianthus maximiliani Schrad.	Maximilian Sunflower	I
  Helianthus tuberosus L.	Jerusalem Artichoke	I
  Heliopsis helianthoides (L.) Sweet var. helianthoides	Oxeye, Smooth Oxeye	N
  Hepatica acutiloba DC.	Sharp-lobed Hepatica, Sharp-lobed Liverleaf	N
  Hepatica americana (DC.) Ker-Gawl.	Round-lobed Hepatica, Round-lobed Liverleaf	N
  Hesperis matronalis Linnaeus	Dame's Rocket	I
  Heteranthera dubia (Jacquin) MacMillan	Water Stargrass	N
  Heteranthera reniformis Ruiz & Pavon	Mud Plantain, Kidneyleaf Mud Plantain	N
  Heuchera americana L.	Alumroot, Americana Alumroot	N
  Heuchera pubescens Pursh	Marbled Alumroot	N
  Heuchera villosa Michaux	Hairy Alumroot	N
  Hexalectris spicata (Walter) Barnh.	Crested Coralroot	N
  Hexasepalum teres (Walter) J.H. Kirkbride	Common Buttonweed, Rough Buttonweed	N
  Hexastylis minor (Ashe) Blomquist	Little Heartleaf	N
  Hexastylis virginica (L.) Small	Virginia Heartleaf	N
  Hibiscus trionum L.	Flower-of-an-hour	I
  Hieracium gronovii L.	Hairy Hawkweed	N
  Hieracium paniculatum L.	Panicled Hawkweed, Alleghany Hawkweed	N
  Hieracium traillii Greene	Maryland Hawkweed	N
  Hieracium venosum L.	Rattlesnake Weed	N
  Holcus lanatus L.	Common Velvet Grass	I
  Holosteum umbellatum L. ssp. umbellatum	Jagged Chickweed	I
  Houstonia caerulea L.	Common Bluets, Azur Bluets, Quaker Ladies	N
  Houstonia longifolia Gaertn.	Longleaf Bluets	N
  Houstonia tenuifolia Nuttall	Narrowleaf Bluets, Diffuse-branched Bluets	N
  Humulus lupulus L.	Common Hops
  Hydrangea arborescens L.	Wild Hydrangea, Smooth Hydrangea	N
  Hydrocotyle americana L.	American Water-pennywort, American Marsh-pennywort	N
  Hydrophyllum canadense L.	Canada Waterleaf	N
  Hydrophyllum virginianum L. var. atranthum (E.J. Alexander) Constance	Appalachian Waterleaf	N
  Hydrophyllum virginianum L. var. virginianum	Virginia Waterleaf, Eastern Waterleaf	N
  Hylodesmum glutinosum (Muhl. ex Willld.) H. Ohashi & R.R. Mill	Pointed-leaf Tick-trefoil	N
  Hylodesmum nudiflorum (L.) H. Ohashi & R.R. Mill	Naked-Flowered Tick-trefoil	N
  Hylotelephium telephioides (Michx.) H. Ohba	Allegheny Stonecrop, Allegheny Live-for-ever	N
  Hypericum densiflorum Pursh	Bushy St. John's-wort	N
  Hypericum mutilum L.	Dwarf St. John's-wort	N
  Hypericum perforatum L.	Common St. John's-wort	I
  Hypericum prolificum L.	Shrubby St. John's-wort	N
  Hypericum punctatum Lam.	Spotted St. John's-wort	N
  Hypericum stragulum P. Adams & Robson	Low St. Andrew's Cross	N
  Hypoxis hirsuta (L.) Coville	Eastern Yellow Stargrass	N
  Ilex montana Torr. & Gray ex Gray	Mountain Holly	N
  Ilex verticillata (L.) Gray	Winterberry	N
  Iliamna remota Greene	Kankakee Mallow, Kankakee Globe-mallow	N
  Impatiens capensis Meerburg	Orange Jewelweed, Spotted Jewelweed	N
  Impatiens pallida Nuttall	Yellow Jewelweed, Pale Jewelweed	N
  Ionactis linariifolia (L.) Greene	Stiff-leaved Aster	N
  Ipomoea lacunosa L.	Small White Morning Glory	N
  Ipomoea pandurata (L.) G.F.W. Mey.	Wild Potato-vine, Manroot, Man-of-the-earth	N
  Ipomoea purpurea (L.) Roth	Common Morning Glory	I
  Iris cristata Solander ex Aiton	Dwarf Crested Iris	N
  Iris pseudacorus L.	Yellow Iris, Yellow Flag	I
  Iris verna L.	Dwarf Iris	N
  Iris verna L. var. smalliana Fernald ex M.E. Edwards	Upland Dwarf Iris	N
  Isoetes engelmannii A. Braun	Engelmann's Quillwort	N
  Isoetes valida (Engelm.) Clute	Mountain Quillwort	N
  Isotrema macrophyllum (Lam.) C.F. Reed	Dutchman's-pipe, Pipevine	N
  Isotria verticillata (Muhl. ex Willd.) Raf.	Large Whorled Pogonia	N
  Jeffersonia diphylla (L.) Pers.	Twinleaf	N
  Juglans cinerea L.	Butternut, White Walnut	N
  Juglans nigra L.	Black Walnut	N
  Juncus biflorus Ell.	Large Grass-leaved Rush	N
  Juncus brachycephalus (Engelm.) Buch.	Small-headed Rush	N
  Juncus debilis Gray	Weak Rush	N
  Juncus diffusissimus Buckl.	Diffuse Rush, Slim-pod Rush
  Juncus dudleyi Wieg.	Dudley's Rush	N
  Juncus effusus L. var. solutus Fernald & Wiegand	Common Rush, Soft Rush	N
  Juncus marginatus Rostk.	Grass-leaved Rush	N
  Juncus tenuis Willd.	Path Rush, Slender Rush, Poverty Rush	N
  Juncus tweedyi Rydberg	Narrow-panicled Rush	N
  Juniperus virginiana L. var. virginiana	Eastern Redcedar	N
  Justicia americana (L.)Vahl	Common Water-willow, American Water-willow	N
  Kalmia latifolia L.	Mountain Laurel, Ivy	N
  Lactuca canadensis L.	Wild Lettuce	N
  Lactuca floridana (L.) Gaertn.	Florida Blue Lettuce, Woodland Lettuce	N
  Lactuca serriola L.	Prickly Lettuce	I
  Lamium amplexicaule L. var. amplexicaule	Henbit, Henbit Dead-nettle	I
  Lamium purpureum L.	Red Dead-nettle, Purple Dead-nettle	I
  Laportea canadensis (L.) Weddell	Wood Nettle	N
  Lapsana communis L.	Common Nipplewort	I
  Lathyrus latifolius L.	Everlasting Pea, Perennial Sweet Pea	I
  Lathyrus venosus Muhl. ex Willd. var. venosus	Veiny Pea	N
  Lechea racemulosa Michx.	Common Pinweed, Illinois Pinweed	N
  Leersia oryzoides (L.) Sw.	Rice Cutgrass	N
  Leersia virginica Willd.	White Grass, White Cutgrass, Virginia Cutgrass	N
  Lemna minor L.	Common Duckweed	N
  Lemna minuta Kunth	Least Duckweed
  Lemna perpusilla Torr.	Minute Duckweed	N
  Lemna valdiviana Phil.	Pale Duckweed	N
  Leonurus cardiaca L. ssp. cardiaca	Motherwort, Lion's-tail	I
  Lepidium campestre (Linnaeus) R. Brown	Field Pepperweed, Field Peppergrass, Cow Cress	I
  Lepidium virginicum L. var. virginicum	Virginia Pepperweed, Virginia Peppergrass, Common Peppergrass, Poor Man's Pepper	N
  Lespedeza bicolor Turcz.	Shrubby Bush-clover, Bicolor Lespedeza, Shrub Lespedeza,	I
  Lespedeza cuneata (Dum.-Cours.) G. Don	Sericea Lespedeza, Chinese Lespedeza	I
  Lespedeza frutescens (L.) Ell.	Violet Lespedeza, Violet Bush-clover	N
  Lespedeza hirta (L.) Hornemann var. hirta	Hairy Lespedeza, Hairy Bush-clover	N
  Lespedeza procumbens Michx.	Trailing Lespedeza, Trailing Bush-clover	N
  Lespedeza repens (L.) W. Bart.	Creeping Lespedeza, Creeping Bush-clover	N
  Lespedeza violacea (L.) Pers.	Wand Lespedeza, Wand Bush-clover	N
  Leucanthemum vulgare Lam.	Oxeye Daisy	I
  Liatris aspera Michx.	Tall Blazing Star, Rough Blazing Star	N
  Liatris helleri T.C. Porter	Heller's Blazing Star	N
  Liatris pilosa (Aiton) Willd.	Grass-leaf Blazing Star, Grass-leaf Gayfeather	N
  Liatris scariosa (L.) Willd.	Large Blazing Star, Eastern Blazing Star	N
  Liatris squarrulosa Michx.	Appalachian Blazing Star, Appalachian Gayfeather	N
  Ligusticum canadense (L.) Britt.	American Lovage	N
  Lilium canadense L.	Canada Lily	N
  Lilium philadelphicum L.	Wood Lily	N
  Linaria vulgaris P. Mill.	Butter-and-eggs, Yellow Toadflax	I
  Lindera benzoin (L.) Blume	Spicebush	N
  Linum medium (Planch.) Britton var. texanum (Planch.) Fern.	Stiff Yellow Flax, Common Yellow Flax	N
  Linum striatum Walt.	Ridged Yellow Flax	N
  Linum virginianum L.	Virginia Yellow Flax, Woodland Flax	N
  Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl.	Lily-leaved Twayblade, Large Twayblade	N
  Liriodendron tulipifera L.	Tulip-Poplar, Yellow Poplar, Tuliptree	N
  Lithospermum canescens (Michx.) Lehm.	Hoary Puccoon	N
  Lithospermum latifolium Michx.	American Gromwell, American Stoneseed	N
  Lithospermum parviflorum Weakley, Witsell, & D. Estes	Shaggy False Gromwell, Eastern Prairie Marbleseed	N
  Lobelia cardinalis L.	Cardinal Flower	N
  Lobelia inflata L.	Indian Tobacco	N
  Lobelia siphilitica L.	Great Blue Lobelia	N
  Lobelia spicata Lam.	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. scaposa McVaugh	Pale-spike Lobelia	N
  Lolium perenne L.	Rye Grass	I
  Lolium perenne L. var. perenne	English Rye Grass, Perennial Rye Grass	I
  Lonicera japonica Thunb.	Japanese Honeysuckle	I
  Lonicera morrowii Gray	Morrow's Honeysuckle	I
  Lotus corniculatus L.	Bird's-foot Trefoil	I
  Ludwigia decurrens Walter	Wing-leaved Primrose-willow, Winged Water-primrose	N
  Ludwigia palustris (L.) Elliott	Marsh Seedbox, Common Water-purslane	N
  Luzula acuminata Raf.	Hairy Woodrush	N
  Luzula bulbosa (Wood) Smyth & Smyth	Bulbous Woodrush	N
  Luzula echinata (Small) F.J. Hermann	Spreading Woodrush	N
  Luzula multiflora (Ehrhart) Lejeune var. multiflora	Common Woodrush	N
  Lycium barbarum L.	Common Matrimony-vine, Wolfberry, Goji Berry	I
  Lycopodium clavatum L.	Staghorn Clubmoss, Running Clubmoss	N
  Lycopus americanus Muhl. ex W. Bart.	American Bugleweed	N
  Lycopus rubellus Moench	Taper-leaf Water Horehound, Stalked Water Horehound	N
  Lycopus virginicus L.	Virginia Bugleweed, Virginia Water Horehound	N
  Lygodium palmatum (Bernh.) Sw.	American Climbing Fern, Hartford Fern	N
  Lyonia ligustrina (L.) DC. var. ligustrina	Maleberry, He-Huckleberry	N
  Lysimachia nummularia L.	Moneywort, Creeping Jenny	I
  Lysimachia quadrifolia L.	Whorled Loosestrife	N
  Lysimachia terrestris (L.) B.S.P.	Swamp Loosestrife, Bog Loosestrife, Swamp Candles	N
  Lythrum salicaria L.	Purple Loosestrife	I
  Magnolia acuminata (L.) L.	Cucumber Magnolia, Cucumber-tree	N
  Maianthemum canadense Desf.	Canada Mayflower, False Lily-of-the-valley	N
  Maianthemum racemosum (L.) Link	Eastern Solomon's-plume, False Solomon's-seal	N
  Malaxis unifolia Michaux	Green Adder's-mouth	N
  Malus coronaria (L.) P. Mill.	Sweet Crabapple	N
  Malus domestica (Suckow) Borkh.	Common Apple	I
  Matricaria discoidea DC.	Pineapple Weed, Rayless Chamomile	I
  Medeola virginiana L.	Indian Cucumber-root	N
  Medicago lupulina L.	Black Medick	I
  Medicago sativa L.	Alfalfa, Lucerne	I
  Melampyrum lineare Desr.	Cow-wheat	N
  Melanthium parviflorum (Michaux) S. Watson	Mountain Bunchflower, Small-flowered False-hellebore	N
  Melilotus albus Medikus	White Sweet-clover	I
  Melilotus officinalis (L.) Lam.	Yellow Sweet-clover	I
  Melissa officinalis L.	Lemon Balm, Common Balm	I
  Menispermum canadense L.	Canada Moonseed, Common Moonseed, Yellow Parilla	N
  Mentha canadensis L.	Canada Mint, Wild Mint	N
  Mertensia virginica (L.) Pers. ex Link	Virginia Bluebells, Virginia Cowslip	N
  Micranthes petiolaris (Raf.) Bush var. petiolaris	Michaux's Saxifrage, Cliff Saxifrage	N
  Micranthes virginiensis (Michaux) Small	Early Saxifrage	N
  Microstegium vimineum (Trin.) A. Camus	Japanese Stiltgrass, Nepalese Brown-top, Japanese Grass	I
  Mimulus alatus Aiton	Winged Monkeyflower	N
  Mimulus ringens L. var. ringens	Square-stemmed Monkeyflower, Allegheny Monkeyflower	N
  Mitchella repens L.	Partridge-berry	N
  Mitella diphylla L.	Two-leaved Miterwort, Bishop's Cap	N
  Mollugo verticillata L.	Carpetweed, Green Carpetweed, Indian Chickweed	I
  Monarda clinopodia L.	White Bergamot, Basil Beebalm	N
  Monarda fistulosa L.	Wild Bergamot	N
  Monotropa uniflora L.	Indian Pipe	N
  Monotropsis odorata Schwein. ex Ell.	Sweet Pinesap	N
  Muhlenbergia frondosa (Poir.) Fern.	Smooth Wirestem Muhly	N
  Muhlenbergia mexicana (L.) Trin.	Hairy Wirestem Muhly	N
  Muhlenbergia sobolifera (Muhl. ex Willd.) Trin.	Rock Muhly, Cliff Muhly	N
  Muhlenbergia sylvatica (Torr.) Torr. ex Gray	Woodland Muhly	N
  Muhlenbergia tenuiflora (Willd.) B.S.P.	Slender Muhly	N
  Myriopteris lanosa (Michaux) Grusz & Windham	Hairy Lip Fern	N
  Myriopteris rufa Fée	Chestnut Lip Fern	N
  Myriopteris tomentosa (Link) Fée	Woolly Lip Fern	N
  Nabalus albus (L.) Hooker	White Rattlesnake-root	N
  Nabalus altissimus (L.) Hooker	Tall Rattlesnake-root	N
  Nabalus trifoliolatus Cassini	Gall-of-the-earth	N
  Nasturtium officinale R. Brown	Watercress	I
  Nepeta cataria L.	Catnip, Catmint	I
  Noccaea perfoliata (Linnaeus) Al-Shehbaz	Perfoliate Pennycress, Thoroughwort Pennycress	I
  Nuphar advena (Ait.) Ait.f.	Yellow Pond-lily, Common Spatterdock	N
  Nymphaea odorata Aiton ssp. odorata	White Water-lily, Fragrant Water-lily	N
  Nyssa sylvatica Marshall	Black Gum, Sour Gum	N
  Oclemena acuminata (Michx.) Greene	Whorled Wood Aster	N
  Oenothera argillicola Mackenzie	Shale Barren Evening-primrose	N
  Oenothera biennis L.	Common Evening-primrose	N
  Oenothera fruticosa L.	Narrow-leaf Sundrops, Southern Sundrops	N
  Oenothera gaura W.L. Wagner & Hoch	Biennial Gaura, Northeastern Gaura	N
  Oenothera perennis L.	Small Sundrops, Little Sundrops	N
  Oenothera tetragona Roth	Sundrops	N
  Onoclea sensibilis L.	Sensitive Fern, Bead Fern	N
  Opuntia humifusa complex	Eastern Prickly-pear	N
  Osmorhiza claytonii (Michx.) C.B. Clarke	Sweet Cicely	N
  Osmorhiza longistylis (Torr.) DC.	Aniseroot	N
  Osmunda spectabilis Willd.	Royal Fern	N
  Osmundastrum cinnamomeum (L.) C. Presl var. cinnamomeum	Cinnamon Fern	N
  Ostrya virginiana (P.Mill.) K.Koch	Hop-hornbeam, Eastern Hop-hornbeam, Ironwood	N
  Oxalis corniculata L.	Creeping Wood-sorrel
  Oxalis florida Salisbury	Slender Yellow Wood-sorrel	N
  Oxalis grandis Small	Great Yellow Wood-sorrel	N
  Oxalis stricta L.	Common Yellow Wood-sorrel	N
  Oxalis violacea L.	Violet Wood-sorrel	N
  Oxydendrum arboreum (L.) DC.	Sourwood, Sorrel Tree	N
  Packera anonyma (Wood) W.A. Weber & A. Love	Small's Ragwort	N
  Packera antennariifolia (Britton) W.A. Weber & A. Love	Shale-barren Ragwort	N
  Packera aurea (L.) A. & D. Love	Golden Ragwort, Heartleaf Ragwort	N
  Packera obovata (Muhl. ex Willd.) W.A. Weber & A. Love	Round-leaved Ragwort, Running Ragwort	N
  Panax quinquefolius L.	Ginseng, American Ginseng, Sang	N
  Panicum capillare L. ssp. capillare	Witch Grass	N
  Panicum dichotomiflorum Michx. var. dichotomiflorum	Spreading Panic Grass, Fall Panic Grass	N
  Panicum philadelphicum Bernh. ex Trin. ssp. philadelphicum	Philadelphia Panic Grass	N
  Panicum virgatum L.	Switchgrass	N
  Panicum virgatum L. var. virgatum	Switchgrass	N
  Papaver dubium L.	Field Poppy, Long-headed Poppy	I
  Parietaria pensylvanica Muhl. ex Willd.	Pennsylvania Pellitory, Rock Pellitory	N
  Paronychia argyrocoma (Michx.) Nutt.	Silverling, Silver Whitlow-wort	N
  Paronychia canadensis (L.) Wood	Smooth Forked Nailwort	N
  Paronychia fastigiata (Raf.) Fern.	Hairy Forked Nailwort	N
  Paronychia montana (Small) Pax & K. Hoffmann	Mountain Nailwort	N
  Paronychia virginica Spreng. var. virginica	Yellow Nailwort	N
  Parthenium integrifolium L. var. integrifolium	Common Wild Quinine	N
  Parthenocissus inserta (Kern.) Fritsch	Thicket Creeper, Woodbine
  Parthenocissus quinquefolia (L.) Planch.	Virginia-creeper	N
  Paspalum pubiflorum Rupr. ex Fourn. var. glabrum Vasey	Hairy-seed Paspalum, Hairy-seed Crown-grass	N
  Paspalum setaceum Michx.	Thin Paspalum, Slender Paspalum	N
  Paspalum setaceum Michx. var. mühlenbergii (Nash) Fern.	Muhlenberg's Slender Paspalum	N
  Passiflora lutea L.	Yellow Passionflower	N
  Pastinaca sativa L.	Wild Parsnip	I
  Patis racemosa (Sm.) Romasch., P.M. Peterson, & Soreng	Black-seed Ricegrass	N
  Paulownia tomentosa (Thunb.) Steud.	Royal Paulownia, Princess Tree, Empress Tree	I
  Pedicularis canadensis L.	Lousewort, Wood-betony	N
  Pellaea atropurpurea (L.) Link	Purple Cliff-brake	N
  Penstemon canescens (Britt.) Britt.	Gray Beard-tongue, Eastern Gray Beard-tongue	N
  Penstemon pallidus Small	Eastern Pale Beard-tongue	N
  Penthorum sedoides L.	Ditch Stonecrop	N
  Persicaria amphibia (L.) Gray	Water Smartweed	N
  Persicaria hydropiper (L.) Spach	Marsh-pepper Smartweed, Water-pepper	I
  Persicaria hydropiperoides (Michx.) Small	Mild Water-pepper, Marsh-pepper Smartweed	N
  Persicaria longiseta (Bruijn) Kitagawa	Long-bristled Smartweed, Bristly Lady's-Thumb	I
  Persicaria maculosa Gray	Lady's-thumb, Spotted Lady's-thumb	I
  Persicaria pensylvanica (L.) M. Gomez	Pennsylvania Smartweed, Pinkweed	N
  Persicaria punctata (Ell.) Small	Dotted Smartweed	N
  Persicaria sagittata (L.) H. Gross ex Nakai	Arrow-leaf Tearthumb	N
  Persicaria virginiana (L.) Gaertn.	Virginia Knotweed, Jumpseed	N
  Petrorhagia prolifera (L.) P.W. Ball & Heywood	Childing Pink, Proliferous Pink	I
  Phacelia bipinnatifida Michx.	Fernleaf Phacelia, Forest Phacelia	N
  Phacelia dubia (L.) Trel. var. dubia	Appalachian Phacelia	N
  Phegopteris hexagonoptera (Michx.) Fee	Broad Beech Fern	N
  Phleum pratense L.	Timothy	I
  Phlox amplifolia Britt.	Large-leaf Phlox	N
  Phlox buckleyi Wherry	Sword-leaf Phlox	N
  Phlox carolina L.	Carolina Phlox, Thick-leaf Phlox	N
  Phlox divaricata L.	Wild Blue Phlox, Woodland Phlox	N
  Phlox glaberrima L.	Smooth Phlox	N
  Phlox maculata L.	Meadow Phlox, Wild Sweet-william	N
  Phlox ovata L.	Mountain Phlox, Appalachian Phlox	N
  Phlox paniculata L.	Fall Phlox, Garden Phlox	N
  Phlox stolonifera Sims	Creeping Phlox	N
  Phlox subulata L.	Moss Phlox, Moss-pink	N
  Phoradendron leucarpum (Raf.) Reveal & M.C. Johnston ssp. leucarpum	American Mistletoe, Eastern Mistletoe	N
  Phragmites australis (Cav.) Trin. ex Steud.	Common Reed	I
  Phryma leptostachya L.	Lopseed, American Lopseed	N
  Physalis pubescens L.	Downy Ground-cherry	N
  Physocarpus opulifolius (L.) Maxim. var. opulifolius	Common Ninebark, Eastern Ninebark	N
  Phytolacca americana L. var. americana	Common Pokeweed	N
  Pieris floribunda (Pursh) Benth. & Hook. f.	Evergreen Mountain Fetterbush, Mountain Andromeda	N
  Pilea pumila (L.) Gray	Clearweed, Greenfruit Clearweed	N
  Pilosella caespitosa (Dum.) P.D. Sell & C. West	Meadow Hawkweed, Yellow King-devil	I
  Pilosella floribunda (Wimmer & Grabowski) Arvet-Touvet	Glaucous Hawkweed	I
  Pilosella piloselloides (Villars) Soják	Tall Hawkweed	I
  Pinus pungens Lambert	Table-mountain Pine	N
  Pinus rigida Miller	Pitch Pine	N
  Pinus strobus L.	Eastern White Pine	N
  Pinus virginiana Miller	Virginia Pine, Scrub Pine	N
  Piptochaetium avenaceum (L.) Parodi	Eastern Needlegrass	N
  Plantago aristata Michxaux	Bracted Plantain, Large-bracted Plantain	I
  Plantago lanceolata L.	English Plantain, Rib-grass	I
  Plantago rugelii Dcne.	American Plantain, Broad-leaved Plantain, Blackseed Plantain	N
  Plantago virginica L.	Virginia Plantain, Paleseed Plantain	N
  Platanthera ciliaris (L.) Lindl.	Yellow Fringed Orchid	N
  Platanthera clavellata (Michx.) Luer	Small Green Wood Orchid	N
  Platanthera orbiculata (Pursh) Lindl.	Large Round-leaved Orchid	N
  Platanthera psycodes (L.) Lindl.	Small Purple Fringed Orchid	N
  Platanus occidentalis L.	Sycamore, American Sycamore	N
  Pleopeltis michauxiana (Weath.) Hickey & Sprunt	Resurrection Fern, Scaly Polypody	N
  Poa alsodes Gray	Grove Bluegrass	N
  Poa compressa L.	Flat-stemmed Bluegrass	I
  Poa cuspidata Nutt.	Early Bluegrass, Short-leaved Bluegrass	N
  Poa pratensis L.	Kentucky Bluegrass	I
  Poa sylvestris Gray	Woodland Bluegrass	N
  Podophyllum peltatum L.	Mayapple	N
  Polanisia dodecandra (L.) A. DC. var. dodecandra	Common Clammy-weed	N
  Polemonium reptans L. var. reptans	Spreading Jacob's Ladder, Greek Valerian	N
  Polygaloides paucifolia (Willd.) J.R. Abbott	Gaywings, Fringed Polygala	N
  Polygonatum biflorum (Walt.) Ell.	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. commutatum (J.A. & J.H. Schultes) Morong	Large Solomon's-seal, King Solomon's-seal	N
  Polygonatum pubescens (Willd.) Pursh	Hairy Solomon's-seal, Downy Solomon's-seal	N
  Polygonum aviculare L.	Prostrate Knotweed, Knotgrass	I
  Polygonum tenue Michx.	Slender Knotweed	N
  Polymnia canadensis L.	White-flowered Leafcup	N
  Polypodium virginianum L.	Common Rock Polypody, Common Rockcap Fern	N
  Polystichum acrostichoides (Michx.) Schott	Christmas Fern	N
  Populus alba L.	White Poplar, Silver Poplar	I
  Populus grandidentata Michx.	Bigtooth Aspen	N
  Populus ×canescens (Ait.) Sm.	Gray Poplar	I
  Potamogeton crispus L.	Curled Pondweed, Curly Pondweed	I
  Potamogeton illinoensis Morong	Illinois pondweed	N
  Potamogeton nodosus L.	Longleaf Pondweed, American Pondweed	N
  Potentilla canadensis L.	Dwarf Cinquefoil, Canada Cinquefoil	N
  Potentilla norvegica L.	Rough Cinquefoil	N
  Potentilla recta L.	Sulphur Cinquefoil, Rough-fruited Cinquefoil	I
  Potentilla simplex Michx.	Common Cinquefoil	N
  Prosartes lanuginosa (Michx.) D. Don	Yellow Mandarin, Yellow Fairybells	N
  Prunella vulgaris L.	Self-heal, Heal-all	N
  Prunus alleghaniensis Porter var. alleghaniensis	Allegheny Plum, Allegheny Sloe	N
  Prunus angustifolia Marshall	Chickasaw Plum	N
  Prunus pensylvanica L.f.	Pin Cherry, Fire Cherry	N
  Prunus persica (L.) Batsch	Peach	I
  Prunus serotina Ehrhart ssp. serotina	Black Cherry, Wild Black Cherry	N
  Prunus subhirtella Miq.	Spring Cherry, Higan Cherry, Winter-flowering Cherry	I
  Prunus virginiana L. var. virginiana	Choke Cherry	N
  Pseudognaphalium obtusifolium (L.) Hilliard & Burtt	Sweet Everlasting, Catfoot, Rabbit Tobacco	N
  Ptelea trifoliata L. var. trifoliata	Hop-tree, Wafer-ash	N
  Pteridium aquilinum (L.) Kuhn	Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. latiusculum (Desv.) Hulten	Eastern Bracken Fern	N
  Pycnanthemum incanum (L.) Michx. var. incanum	Hoary Mountain-mint	N
  Pycnanthemum incanum complex	Hoary Mountain-mint	N
  Pycnanthemum loomisii Nutt.	Loomis' Mountain-mint	N
  Pycnanthemum pycnanthemoides (Leavenworth) Fern.	Southern Mountain-mint	N
  Pycnanthemum tenuifolium Schrad.	Narrow-leaf Mountain-mint, Slender Mountain-mint	N
  Pyrus calleryana Dcne.	Callery Pear	I
  Quercus alba Linnaeus	White Oak	N
  Quercus bicolor Willdenow	Swamp White Oak	N
  Quercus coccinea Muenchhausen	Scarlet Oak	N
  Quercus ilicifolia Wangenheim	Bear Oak, Scrub Oak	N
  Quercus marilandica Muenchhausen var. marilandica	Blackjack Oak	N
  Quercus montana Willd.	Chestnut Oak, Rock Chestnut Oak	N
  Quercus muehlenbergii Engelmann	Chinquapin Oak, Chinkapin Oak, Yellow Oak	N
  Quercus rubra Linnaeus var. rubra	Northern Red Oak	N
  Quercus stellata Wangenheim	Post Oak	N
  Quercus velutina Lamarck	Black Oak	N
  Ranunculus abortivus L.	Kidneyleaf Buttercup	N
  Ranunculus allegheniensis Britt.	Allegheny Buttercup, Mountain Crowfoot	N
  Ranunculus bulbosus L.	Bulbous Buttercup	I
  Ranunculus hispidus Michx.	Bristly Buttercup, Hispid Buttercup	N
  Ranunculus pusillus Poir.	Low Spearwort	N
  Ranunculus recurvatus Poir. var. recurvatus	Hooked Buttercup, Hooked Crowfoot	N
  Reynoutria japonica Houttuyn var. japonica	Japanese Knotweed	I
  Rhododendron calendulaceum (Michx.) Torr.	Flame Azalea	N
  Rhododendron catawbiense Michx.	Catawba Rhododendron, Mountain Rosebay, Pink Laurel	N
  Rhododendron maximum L.	Great Rhododendron, White Rosebay, Great Laurel	N
  Rhododendron periclymenoides (Michx.) Shinners	Wild Azalea, Pinxterflower, Pinxterbloom Azalea	N
  Rhododendron pilosum (Michx.) Craven	Minniebush	N
  Rhododendron prinophyllum (Small) Millais	Early Azalea, Rose Azalea, Roseshell Azalea	N
  Rhus aromatica Aiton var. aromatica	Fragrant Sumac	N
  Rhus copallinum L. var. latifolia Engler	Winged Sumac, Shining Sumac	N
  Rhus glabra L.	Smooth Sumac	N
  Rhus typhina L.	Staghorn Sumac	N
  Rhynchospora capitellata (Michaux) Vahl	Brownish Beaksedge	N
  Ribes cynosbati L.	Prickly Gooseberry	N
  Ribes rotundifolium Michx.	Appalachian Gooseberry	N
  Ribes rubrum L.	Garden Red Currant	I
  Ripariosida hermaphrodita (L.) Weakley & Poindexter	Virginia Sida, Virginia Mallow	N
  Robinia pseudoacacia L.	Black Locust	N
  Rosa carolina L. ssp. carolina	Carolina Rose, Pasture Rose	N
  Rosa multiflora Thunb. ex Murr.	Multiflora Rose	I
  Rubacer odoratum (L.) Rydb.	Flowering Raspberry, Purple-flowering Raspberry	N
  Rubus allegheniensis Porter	Allegheny Blackberry	N
  Rubus flagellaris Willd.	Common Dewberry	N
  Rubus hispidus L.	Bristly Dewberry, Swamp Dewberry	N
  Rubus occidentalis L.	Black Raspberry	N
  Rubus phoenicolasius Maxim.	Wineberry	I
  Rudbeckia hirta L. var. hirta	Woodland Black-eyed Susan	N
  Rudbeckia hirta L. var. pulcherrima Farwell	Black-eyed Susan	N
  Rudbeckia laciniata L.	Cut-leaf Coneflower, Common Cut-leaf Coneflower, Green-headed Coneflower	N
  Rudbeckia triloba L. var. triloba	Three-lobed Coneflower, Brown-eyed Susan	N
  Rumex obtusifolius L.	Bitter Dock, Broad-leaf Dock	I
  Sabatia angularis (L.) Pursh	Rose-pink	N
  Sabulina michauxii (Fenzl) Dillenberger & Kadereit	Rock Sandwort, Michaux's Stitchwort	N
  Sagittaria australis (J.G.Smith) Small	Long-beaked Arrowhead	N
  Sagittaria latifolia Willd. var. pubescens (Muhl. ex Nutt.) J.G. Smith	Hairy Arrowhead	N
  Sagittaria latifolia Willdenow	Broad-leaved Arrowhead, Duck Potato, Wapato	N
  Salix caroliniana Michx.	Carolina Willow, Coastal Plain Willow	N
  Salix eriocephala Michx.	Heart-leaved Willow	N
  Salix humilis Marshall	Prairie Willow, Upland Willow	N
  Salix nigra Marsh.	Black Willow	N
  Salix sericea Marsh.	Silky Willow	N
  Salsola tragus L.	Russian Thistle, Tumbleweed	I
  Salvia lyrata L.	Lyre-leaf Sage	N
  Sambucus canadensis L.	Common Elderberry	N
  Sambucus racemosa L. var. pubens (Michx.) Koehne	Red Elderberry	N
  Sanguinaria canadensis L.	Bloodroot	N
  Sanicula canadensis L. var. canadensis	Black Snakeroot	N
  Sanicula marilandica L.	Sanicle	N
  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe	Clustered Snakeroot	N
  Saponaria officinalis L.	Soapwort, Bouncing Bet	I
  Sassafras albidum (Nutt.) Nees	Sassafras	N
  Sceptridium dissectum (Sprengel) Lyon	Cut-leaf Grape Fern, Dissected Grape Fern	N
  Schizachyrium scoparium (Michx.) Nash var. scoparium	Little Bluestem	N
  Schoenoplectus pungens (Vahl) Palla var. pungens	Common Threesquare, Chairmaker's Rush	N
  Schoenoplectus tabernaemontani (Gmelin) Palla	Soft-stem Bulrush	N
  Scirpus ancistrochaetus Schuyler	Northeastern Bulrush	N
  Scirpus atrovirens Willd.	Dark Green Bulrush	N
  Scirpus cyperinus (L.) Kunth	Woolgrass	N
  Scirpus expansus Fernald	Woodland Bulrush	N
  Scirpus georgianus Harper	Georgia Bulrush	N
  Scirpus pendulus Muhlenberg	Reddish Bulrush	N
  Scirpus polyphyllus Vahl	Leafy Bulrush	N
  Scleria ciliata Michaux var. ciliata	Hairy Nutrush, Fringed Nutrush	N
  Scleria pauciflora Muhl. ex Willd. var. pauciflora	Papillose Nutrush	N
  Scrophularia lanceolata Pursh	American Figwort, Lanceleaf Figwort, Early Figwort	N
  Scrophularia marilandica L.	Eastern Figwort, Late Figwort	N
  Scutellaria elliptica Muhl. ex Spreng.	Hairy Skullcap	N
  Scutellaria elliptica Muhl. ex Spreng. var. elliptica	Hairy Skullcap	N
  Scutellaria integrifolia L.	Hyssop Skullcap	N
  Scutellaria lateriflora L.	Mad-dog Skullcap, Blue Skullcap	N
  Scutellaria nervosa Pursh	Veined Skullcap, Veiny Skullcap	N
  Scutellaria ovata Hill	Heart-leaf Skullcap	N
  Scutellaria ovata Hill ssp. rugosa (A. Wood) Epling	Heart-leaf Skullcap	N
  Scutellaria saxatilis Riddell	Rock Skullcap	N
  Scutellaria serrata Andr.	Showy Skullcap	N
  Sedum glaucophyllum Clausen	Cliff Stonecrop	N
  Sedum ternatum Michx.	Wild Stonecrop, Woodland Stonecrop	N
  Selaginella apoda (L.) Spring	Meadow Spikemoss	N
  Selaginella rupestris (L.) Spring	Rock Spikemoss	N
  Senega polygama (Walt.) J.F.B. Pastore & J.R. Abbott	Racemed Milkwort	N
  Senega sanguinea (L.) J.F.B. Pastore & J.R. Abbott	Field Milkwort, Purple Milkwort	N
  Senega verticillata (L.) J.F.B. Pastore & J.R. Abbott	Whorled Milkwort	N
  Senna hebecarpa (Fernald) Irwin & Barneby	American Senna, Northern Wild Senna	N
  Sericocarpus caespitosus Nesom	Clumped White-top Aster	N
  Setaria faberi Herrm.	Nodding Bristlegrass, Japanese Bristlegrass	I
  Setaria viridis (L.) Beauv. var. viridis	Green Bristlegrass, Green Foxtail	I
  Sicyos angulatus L.	Bur Cucumber, One-seeded Bur Cucumber, Star Cucumber	N
  Sida spinosa L.	Prickly Sida, Prickly Mallow	I
  Silene antirrhina L.	Sleepy Catchfly	N
  Silene caroliniana Walt. var. pensylvanica (Michx.) Fernald	Wild Pink, Northern Wild Pink	N
  Silene latifolia Poir.	White Campion, Evening Lychnis	I
  Silene stellata (L.) Ait. f.	Starry Campion	N
  Silene virginica L.	Fire Pink	N
  Silene vulgaris (Moench) Garcke	Bladder Campion	I
  Silphium asteriscus L.	Rosin Weed	N
  Silphium asteriscus L. var. trifoliatum (L.) Clevinger	Whorled Rosin Weed	N
  Silphium compositum Michx. var. reniforme (Raf. ex Nutt.) Torr. & Gray	Kidney-leaf Rosin Weed	N
  Sisyrinchium angustifolium P. Mill.	Narrow-leaved Blue-eyed-grass	N
  Sisyrinchium mucronatum Michx.	Needle-tip Blue-eyed-grass	N
  Sitobolium punctilobulum (Michaux) Desvaux	Hay-scented Fern	N
  Smallanthus uvedalia (L.) Mackenzie ex Small	Hairy Leafcup, Yellow-flowered Leafcup, Bear's-foot	N
  Smilax glauca Walt.	White-leaf Greenbrier, Sawbrier	N
  Smilax hispida Raf.	Bristly Greenbrier, Chinaroot	N
  Smilax rotundifolia L.	Common Greenbrier, Bullbrier, Horsebrier	N
  Solanum carolinense L. var. carolinense	Horse-nettle, Carolina Horse-nettle	N
  Solanum dulcamara L.	Bittersweet, Climbing Nightshade	I
  Solidago altissima L. var. altissima	Tall Goldenrod	N
  Solidago arguta Ait.	Sharp-leaved Goldenrod, Cut-leaved Goldenrod	N
  Solidago bicolor L.	Silverrod, White Goldenrod	N
  Solidago caesia L. var. caesia	Blue-stemmed Goldenrod, Wreath Goldenrod	N
  Solidago canadensis L. var. hargeri Fern.	Harger's Goldenrod	N
  Solidago curtisii Torr. & Gray	Curtis' Goldenrod	N
  Solidago erecta Pursh	Erect Goldenrod, Slender Goldenrod	N
  Solidago flexicaulis L.	Broad-Leaved Goldenrod, Zigzag Goldenrod	N
  Solidago gigantea Ait.	Late Goldenrod	N
  Solidago harrisii Steele	Shale Barren Goldenrod	N
  Solidago juncea Ait.	Early Goldenrod	N
  Solidago nemoralis Ait. var. nemoralis	Gray Goldenrod	N
  Solidago odora Ait.	Sweet Goldenrod, Anise-scented Goldenrod	N
  Solidago rigida L. var. rigida	Stiff Goldenrod	N
  Solidago roanensis Porter	Roan Mountain Goldenrod	N
  Solidago speciosa Nutt.	Showy Goldenrod	N
  Solidago ulmifolia Muhl. ex Willd.	Elm-leaf Goldenrod	N
  Sonchus oleraceus L.	Common Sow Thistle	I
  Sorbus americana Marsh.	American Mountain-ash	N
  Sorghastrum nutans (L.) Nash	Indian Grass, Yellow Indian Grass	N
  Sorghum halepense (L.) Pers.	Johnson Grass	I
  Sparganium americanum Nutt.	American Bur-reed	N
  Sphenopholis nitida (Biehler) Scribn.	Shiny Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. obtusata	Prairie Wedgegrass	N
  Spinulum annotinum (L.) A. Haines	Stiff Clubmoss, Bristly Clubmoss	N
  Spiraea corymbosa Raf.	Dwarf Spiraea	N
  Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer	Southern Slender Ladies'-tresses	N
  Spiranthes ochroleuca (Rydb.) Rydb.	Yellow Nodding Ladies'-tresses	N
  Sporobolus vaginiflorus (Torr. ex Gray) Wood	Poverty Dropseed, Sheathed Dropseed	N
  Stachys subcordata Rydb.	Blue Ridge Hedge-nettle	N
  Staphylea trifolia L.	Bladdernut	N
  Steironema ciliatum (L.) Baudo	Fringed Loosestrife	N
  Steironema lanceolatum (Walt.) Gray	Lanceleaf Loosestrife	N
  Stellaria graminea L.	Common Stitchwort, Lesser Stitchwort	I
  Stellaria media (L.) Vill.	Common Chickweed	I
  Stellaria pubera Michx.	Star Chickweed, Common Starwort, Giant Chickweed, Great Chickweed	N
  Strophostyles helvola (L.) Ell.	Beach Bean, Trailing Wild Bean, Amberique Bean	N
  Stuckenia pectinata (L.) Borner	Sago Pondweed	N
  Swida alternifolia (L.f.) Small	Alternate-leaf Dogwood, Pagoda Cornel, Pagoda Dogwood	N
  Swida amomum (P. Miller) Small	Silky Dogwood	N
  Swida racemosa (Lamarck) Moldenke	Gray Dogwood	N
  Symphoricarpos orbiculatus Moench	Coralberry
  Symphyotrichum cordifolium (L.) Nesom	Heart-leaved Aster, Blue Wood Aster	N
  Symphyotrichum laeve (L.) A. & D. Love	Smooth Blue Aster, Smooth Aster	N
  Symphyotrichum lanceolatum (Willd.) Nesom	Panicled Aster, Eastern Lined Aster	N
  Symphyotrichum lateriflorum (L.) A.& D. Love	Calico Aster, Starved Aster	N
  Symphyotrichum novae-angliae (L.) Nesom	New England Aster	N
  Symphyotrichum oblongifolium (Nutt.) Nesom	Aromatic Aster	N
  Symphyotrichum patens (Ait.) Nesom var. patens	Late Purple Aster	N
  Symphyotrichum phlogifolium (Muhl. ex Willd.) Nesom	Thin-leaf Late Purple Aster	N
  Symphyotrichum pilosum (Willd.) Nesom	Frost Aster	N
  Symphyotrichum prenanthoides (Muhl. ex Willd.) Nesom	Crooked-stem Aster	N
  Symphyotrichum racemosum (Ell.) Nesom var. racemosum	Small White Aster	N
  Symphyotrichum undulatum (L.) Nesom	Wavy-leaved Aster	N
  Symplocarpus foetidus (L.) Salisbury ex W.P. C. Barton	Skunk Cabbage	N
  Taenidia integerrima (L.) Drude	Yellow Pimpernel	N
  Taenidia montana (Mackenzie) Cronq.	Mountain Pimpernel	N
  Taraxacum officinale G.H. Weber ex Wiggers	Common Dandelion	I
  Tephrosia virginiana (L.) Pers.	Virginia Goat's-rue	N
  Teucrium canadense L. var. canadense	Canada Germander, American Germander	N
  Thalictrum amphibolum Greene	Skunk Meadow-rue	N
  Thalictrum dioicum L.	Early Meadow-rue	N
  Thalictrum pubescens Pursh	Common Tall Meadow-rue	N
  Thalictrum thalictroides (L.) Eames & Boivin	Rue-anemone	N
  Thaspium barbinode (Michx.) Nutt.	Hairy-jointed Meadow Parsnip	N
  Thaspium trifoliatum (L.) Gray	Meadow Parsnip, Purple Meadow Parsnip	N
  Thelypteris palustris Schott var. pubescens (Lawson) Fern.	Marsh Fern	N
  Thuja occidentalis L.	American Arborvitae, Northern Whitecedar, Flat Cedar	N
  Tilia americana L.	Basswood	N
  Toxicodendron radicans (L.) Kuntze var. radicans	Poison Ivy, Eastern Poison Ivy	N
  Tradescantia virginiana L.	Virginia Spiderwort	N
  Tragopogon dubius Scop.	Western Salsify, Yellow Salsify, Yellow Goat's-beard	I
  Trautvetteria caroliniensis (Walt.) Vail	Tassel-rue	N
  Triadenum fraseri (Spach) Gleason	Fraser's Marsh St. John's-wort	N
  Triadenum virginicum (L.) Raf.	Virginia Marsh St. John's-wort, Common Marsh St. John's-wort	N
  Trichophorum planifolium (Sprengel) Palla	Bashful Bulrush	N
  Trichostema coeruleum (Michx.) K.S.McClell. & Weakley	False Pennyroyal	N
  Tridens flavus (L.) A.S. Hitchc.	Purpletop, Tall Redtop	N
  Trientalis borealis Raf.	Northern Starflower	N
  Trifolium dubium Sibthorp	Lesser Hop Clover, Least Hop Clover	I
  Trifolium pratense L.	Red Clover	I
  Trifolium repens L.	White Clover, Dutch Clover	I
  Trifolium virginicum Small	Kates Mountain Clover	N
  Trillidium undulatum Floden & E.E. Schilling	Painted Trillium, Striped Wake-robin	N
  Trillium erectum L.	Red Trillium, Wake-robin, Stinking Benjamin	N
  Trillium grandiflorum (Michx.) Salisb.	Large-flowered Trillium, Great White Trillium	N
  Triodanis perfoliata (L.) Nieuwl.	Venus' Looking-glass, Common Venus' Looking-glass	N
  Triosteum angustifolium L.	Lesser Horse-gentian, Yellow Horse-gentian	N
  Triosteum perfoliatum L.	Feverwort, Late Horse-gentian	N
  Tripsacum dactyloides (L.) L. var. dactyloides	Eastern Gamagrass	N
  Tsuga canadensis (L.) Carriere	Eastern Hemlock, Canada Hemlock	N
  Tussilago farfara L.	Coltsfoot	I
  Typha latifolia L.	Common Cattail, Broadleaf Cattail	N
  Ulmus americana L.	American Elm	N
  Ulmus pumila L.	Siberian Elm	I
  Ulmus rubra Muhl.	Slippery Elm, Red Elm	N
  Urtica dioica L.	European Stinging Nettle, Great Nettle	I
  Urtica dioica L. + Urtica gracilis Ait. ssp. gracilis	Stinging Nettle
  Utricularia geminiscapa Benj.	Two-flowered Bladderwort, Hidden-fruited Bladderwort	N
  Utricularia gibba L.	Humped Bladderwort, Shortspur Creeping Bladderwort	N
  Uvularia perfoliata L.	Perfoliate Bellwort	N
  Uvularia puberula Michx.	Mountain Bellwort, Common Bellwort	N
  Vaccinium altomontanum W.W. Ashe	Blue Ridge Blueberry	N
  Vaccinium angustifolium Ait.	Northern Lowbush Blueberry	N
  Vaccinium erythrocarpum Michx.	Southern Mountain Cranberry, Highbush Cranberry	N
  Vaccinium pallidum Ait.	Early Lowbush Blueberry, Hillside Blueberry	N
  Vaccinium stamineum L.	Deerberry	N
  Valerianella locusta (L.) Latterade	European Corn-salad, Lamb's-lettuce	I
  Verbascum blattaria L.	Moth Mullein	I
  Verbascum thapsus L. ssp. thapsus	Common Mullein, Great Mullein Woolly Mullein, Flannel-plant, Velvet-plant	I
  Verbena hastata L.	Blue Vervain, Common Vervain	N
  Verbena simplex Lehm.	Narrow-leaf Vervain	N
  Verbena urticifolia L.	White Vervain	N
  Verbesina alternifolia (L.) Britt. ex Kearney	Wingstem	N
  Verbesina occidentalis (L.) Walt.	Yellow Crownbeard	N
  Vernonia gigantea (Walt.) Trel. ex Brann. & Cov.	Tall Ironweed	N
  Vernonia noveboracensis (L.) Michx.	New York Ironweed	N
  Veronica anagallis-aquatica L.	Water Speedwell, Brook Pimpernel
  Veronica arvensis L.	Corn Speedwell, Wall Speedwell	I
  Veronica hederifolia L.	Ivy-leaf Speedwell	I
  Veronica officinalis L.	Common Speedwell
  Veronica peregrina L. var. peregrina	Common Purslane Speedwell	N
  Veronica persica Poiret	Bird's-eye Speedwell	I
  Veronica serpyllifolia L. var. serpyllifolia	Thyme-leaf Speedwell	I
  Viburnum acerifolium L.	Maple-leaf Viburnum, Dockmackie	N
  Viburnum cassinoides L.	Northern Wild Raisin, Withe-rod	N
  Viburnum lantanoides Michx.	Hobblebush, Witch's-hobble	N
  Viburnum prunifolium L.	Black Haw	N
  Viburnum rafinesqueanum J. A. Schultes	Downy Arrow-wood	N
  Vicia americana Muhl. ex Willd. var. americana	American Vetch, Purple Vetch	N
  Vicia caroliniana Walt.	Wood Vetch, Carolina Vetch	N
  Vicia sativa L.	Narrow-leaf Vetch, Common Vetch	I
  Viola blanda Willd.	Sweet White Violet	N
  Viola canadensis L.	Canada Violet, Tall White Violet	N
  Viola cucullata Ait.	Marsh Blue Violet	N
  Viola fimbriatula J.E. Smith	Northern Downy Violet	N
  Viola hastata Michx.	Halberd-leaved Yellow Violet	N
  Viola hirsutula Brainerd	Southern Wood Violet	N
  Viola labradorica Schrank	Dog-violet	N
  Viola lanceolata L.	Lance-leaved Violet, Narrow-leaved Violet	N
  Viola pedata L. ssp. pedata	Bird's-foot violet	N
  Viola pubescens / eriocarpa complex	Yellow Violet	N
  Viola pubescens Aiton	Downy Yellow Violet	N
  Viola rafinesquii Greene	Field Pansy, Wild Pansy	N
  Viola rostrata Pursh	Long-spurred Violet	N
  Viola sororia Willd.	Common Blue Violet	N
  Viola striata Ait.	Striped Violet, Cream Violet	N
  Viola tenuisecta Zumwalde & H.E.Ballard	Virginia Shale Woodland Violet	N
  Vitis aestivalis Michx.	Summer Grape, Silverleaf Grape	N
  Vitis riparia Michx.	Riverbank Grape	N
  Vitis rupestris Scheele	Sand Grape	N
  Vitis vulpina L.	Winter Grape, Frost Grape, Chicken Grape	N
  Waldsteinia fragarioides (Michx.) Tratt.	Barren Strawberry	N
  Waldsteinia fragarioides (Michx.) Tratt. ssp. fragarioides	Northern Barren Strawberry	N
  Woodsia appalachiana T.M.C. Taylor	Appalachian Woodsia, Appalachian Cliff Fern, Mountain Woodsia	N
  Woodsia ilvensis (L.) R. Br.	Rusty Woodsia, Rusty Cliff Fern	N
  Woodsia obtusa (Spreng.) Torr. ssp. obtusa	Blunt-lobed Woodsia, Blunt-lobed Cliff Fern	N
  Xanthium strumarium L.	Common Cocklebur	N
  Xanthorhiza simplicissima Marsh.	Yellowroot	N
  Xerophyllum asphodeloides (L.) Nutt.	Turkeybeard, Beargrass	N
  Yucca filamentosa L.	Common Yucca, Adam's Needle	N
  Zanthoxylum americanum P. Mill.	Toothache Tree, Northern Prickly-ash, Common Prickly-ash	N
  Zizia aptera (Gray) Fern.	Heart-leaf Golden-alexanders	N
  Zizia aurea (L.) W.D.J. Koch	Golden-alexanders, Common Golden-alexanders	N
  Zizia trifoliata (Michx.) Fern.	Mountain Golden-alexanders	N

  • Bryophytes
  Download Bryophytes of County

  Scientific Name	Common Name	Native Status
  Anacamptodon splachnoides (Froel. ex Brid.) Brid.	Knothole Moss	N
  Anastrophyllum michauxii (F. Weber) H. Buch ex A. Evans		N
  Anomodon rostratus (Hedwig) Schimper		N
  Arrhenopterum heterostichum Hedwig		N
  Atrichum angustatum (Brid.) Bruch & Schimp.	Slender Starburst Moss	N
  Aulacomnium palustre (Hedw.) Schwägr.	Ribbed Bog Moss	N
  Barbula unguiculata Hedwig		N
  Bartramia pomiformis Hedwig	Apple Moss	N
  Bazzania denudata (Torr. ex Gottsche, Lindenb. & Nees) Trevis.		N
  Bazzania trilobata (L.) Gray		N
  Blepharostoma trichophyllum (L.) Dumortier		N
  Brachythecium laetum (Brid.) Schimp.	Pleated Foxtail Moss	N
  Brachythecium rutabulum (Hedw.) Schimp.	Rough Foxtail Moss	N
  Brachythecium salebrosum (Hoffm. ex F. Weber & D. Mohr) Schimp.	Golden Foxtail Moss	N
  Brotherella recurvans (Michx.) M. Fleisch.	Satin Moss	N
  Bryoandersonia illecebra (Hedw.) H. Rob.	Worm Moss	N
  Calypogeia muelleriana (Schiffn.) Müll. Frib.		N
  Campyliadelphus chrysophyllus (Brid.) Kanda	Bristle Star Moss	N
  Campylophyllum hispidulum (Brid.) Hedenäs	Tiny Star Moss	N
  Cephalozia bicuspidata (L.) Dumort.		N
  Cephaloziella divaricata (Sm.) Schiffn.		N
  Chiloscyphus pallescens (Ehrh. ex Hoffm.) Dumort. var. fragilis (Roth) Muell. Frib. ex R.M. Schust.
  Climacium americanum Bridel	Common Tree Moss	N
  Cololejeunea biddlecomiae (Austin ex Pearson) A. Evans		N
  Coscinodon cribrosus (Hedw.) Spruce		N
  Cratoneuron filicinum (Hedw.) Spruce		N
  Cryphaea glomerata Schimp. ex Sull.		N
  Ctenidium molluscum (Hedw.) Mitt.		N
  Dicranum bonjeanii De Notaris		N
  Dicranum flagellare Hedwig		N
  Dicranum fulvum Hooker	Boulder Broom Moss	N
  Dicranum fuscescens Turner var. fuscescens	Curly Broom Moss	N
  Dicranum montanum Hedwig	Crispy Broom Moss	N
  Dicranum polysetum Swartz	Wrinkled Broom Moss	N
  Dicranum scoparium Hedwig	Common Broom Moss	N
  Dicranum undulatum Schrad. ex Brid.		N
  Didymodon fallax (Hedw.) R.H. Zander		N
  Didymodon tophaceus (Brid.) Lisa		N
  Diphyscium foliosum (Hedw.) D. Mohr		N
  Diplophyllum apiculatum (A. Evans) Steph.		N
  Ditrichum lineare (Sw.) Lindb.		N
  Fabronia ciliaris (Brid.) Brid.		N
  Fissidens adianthoides Hedwig		N
  Fissidens bryoides Hedwig		N
  Fissidens dubius P. Beauv.		N
  Fissidens subbasilaris Hedwig		N
  Fontinalis novae-angliae Sullivant		N
  Frullania asagrayana Montagne		N
  Frullania eboracensis Gottsche ssp. eboracensis		N
  Frullania riparia Hampe ex Lehm.		N
  Fuscocephaloziopsis lunulifolia (Dumort.) Vana & Söderstr.		N
  Gemmabryum caespiticium (Hedw.) J.R. Spence		N
  Grimmia laevigata (Bridel) Bridel		N
  Grimmia pilifera Palisot de Beauvois		N
  Gymnostomum aeruginosum J.E. Smith		N
  Haplocladium virginianum (Brid.) Broth.		N
  Hedwigia ciliata (Hedw.) P. Beauv.	Medusa Moss	N
  Homomallium adnatum (Hedw.) Broth.		N
  Hygroamblystegium varium (Hedw.) Mönkemeyer ssp. varium var. varium	Tangled Thread Moss	N
  Hylocomium splendens (Hedw.) Schimp.	Stairstep Moss	N
  Hymenostylium recurvirostrum (Hedw.) Dixon var. recurvirostrum		N
  Hypnum imponens Hedwig	Brocade Moss	N
  Hypnum lindbergii Mitt.	Pale Plait Moss	N
  Isopterygiopsis muelleriana (Schimp.) Z. Iwats.		N
  Jubula pennsylvanica (Stephani) A. Evans ssp. pennsylvanica		N
  Lejeunea lamacerina (Steph.) Schiffn. ssp. gemminata R.M. Schust.		N
  Lejeunea ruthii (A. Evans) R.M. Schust.		N
  Lepidozia reptans (L.) Dumort.		N
  Leptodictyum riparium (Hedw.) Warnst.	Wet Thread Moss	N
  Leucodon andrewsianus (H.A. Crum & L.E. Anderson) W.D. Reese & L.E. Anderson		N
  Leucodon brachypus Bridel		N
  Leucodon julaceus (Hedw.) Sull.		N
  Loeskeobryum brevirostre (Brid.) M. Fleisch. ex Broth.		N
  Marchantia polymorpha L.		N
  Metzgeria conjugata Lindberg		N
  Metzgeria furcata (L.) Corda		N
  Mnium hornum Hedwig		N
  Nowellia curvifolia (Dicks.) Mitt.		N
  Odontoschisma sphagni (Dicks.) Dumort.		N
  Orthotrichum ohioense Sullivant & Lesquereux		N
  Orthotrichum stellatum Bridel		N
  Pallavicinia lyellii (Hook.) Carruth.		N
  Philonotis fontana (Hedw.) Brid. var. fontana	Fountain Moss	N
  Philonotis marchica (Hedw.) Brid.		N
  Plagiomnium ciliare (Müll. Hal.) T.J. Kop.		N
  Plagiomnium ellipticum (Brid.) T.J. Kop.		N
  Plagiothecium cavifolium (Brid.) Z. Iwats.		N
  Plagiothecium laetum Schimp.		N
  Platygyrium repens (Brid.) Schimp.		N
  Pleurozium schreberi (Willd. ex Brid.) Mitt.	Phoenix Feather Moss, Big Red Stem	N
  Pohlia cruda (Hedw.) Lindb.		N
  Polytrichastrum ohioense (Renauld & Cardot) G.L. Sm.		N
  Polytrichum piliferum Hedwig	Bristly Haircap Moss	N
  Porella platyphylla (L.) Pfeiffer		N
  Pseudotaxiphyllum elegans (Brid.) Z. Iwats.		N
  Ptilium crista-castrensis (Hedw.) De Not.	Knight's Plume Moss	N
  Ptychomitrium incurvum (Schwägr.) Spruce		N
  Ptychostomum pseudotriquetrum (Hedw.) J.R. Spence & H.P. Ramsay ex Holyoak & N. Pedersen		N
  Pylaisiadelpha tenuirostris (Bruch & Schimp. ex Sull.) W.R. Buck		N
  Radula complanata (L.) Dumort.		N
  Radula quadrata Gottsche		N
  Radula tenax Lindberg		N
  Rauiella scita (P. Beauv.) Reimers		N
  Reboulia hemisphaerica (L.) Raddi		N
  Rhabdoweisia crispata (Dicks. ex With.) Lindb.		N
  Rhodobryum ontariense (Kindb.) Kindb.	Rose Moss	N
  Rhytidium rugosum (Hedw.) Kindb.		N
  Riccia huebeneriana Lindenb. subsp. sullivantii (Austin) R.M. Schust.		N
  Rosulabryum capillare (Hedw.) J.R. Spence	Cluster Moss	N
  Scapania nemorea (L.) Grolle		N
  Schistidium apocarpum (Hedw.) Bruch & Schimp.		N
  Schistidium crassithecium H. H. Blom ex B. H. Allen		N
  Schistidium liliputanum (Müll. Hal.) Deguchi		N
  Schistidium rivulare (Brid.) Podp.		N
  Schistidium viride H. H. Blom & C. Darigo		N
  Schwetschkeopsis fabronia (Schwägr.) Broth.		N
  Sematophyllum demissum (Wilson) Mitt.		N
  Sphagnum affine Renauld & Cardot		N
  Sphagnum palustre Linnaeus		N
  Sphagnum recurvum Palisot de Beauvois		N
  Syntrichia pagorum (Milde) J.J. Amann		N
  Syzygiella autumnalis (DC.) K. Feldberg, Vána, Hentschel & J. Heinrichs		N
  Taxiphyllum taxirameum (Mitt.) M. Fleisch.		N
  Tetraphis pellucida Hedwig var. pellucida		N
  Thamnobryum alleghaniense (Müll. Hal.) Nieuwl.		N
  Thelia asprella (Schimp.) Sull.		N
  Thuidium delicatulum (Hedw.) Schimp.	Delicate Fern Moss	N
  Torrentaria riparioides (Hedw.) Ochyra		N
  Tortella humilis (Hedw.) Jenn.		N
  Tortella tortuosa (Hedw.) Limpr. var. tortuosa		N
  Trichocolea tomentella (Ehrh.) Dumort.		N
  Ulota crispa (Hedw.) Brid.		N
  Ulota hutchinsiae (Sm.) Hammar var. hutchinsiae	Rock Tuft Moss	N
  Weissia controversa Hedwig		N

• Amelia
  • Vascular Plants
  Download Vascular Plants of County

  Scientific Name	Common Name	Native Status
  Abutilon theophrasti Medik.	Velvetleaf	I
  Acalypha gracilens Gray	Slender Three-seeded Mercury, Short-stalk Copperleaf	N
  Acalypha ostryifolia Riddell	Hornbeam Copperleaf, Rough-pod Copperleaf	I
  Acalypha rhomboidea Raf.	Common Three-seeded Mercury, Common Copperleaf	N
  Acalypha virginica L.	Virginia Three-seeded Mercury, Virginia Copperleaf	N
  Acer floridanum (Chapm.) Pax.	Southern Sugar Maple, Florida Maple	N
  Acer negundo L. var. negundo	Boxelder, Eastern Boxelder	N
  Acer rubrum L.	Red Maple	N
  Acetosa acetosella (L.) P. Miller	Sheep Sorrel	I
  Achillea borealis Bongard	Common Yarrow	N
  Aconitum uncinatum L.	Blue Monkshood	N
  Actaea racemosa L.	Common Black Cohosh, Bugbane	N
  Adiantum pedatum L.	Northern Maidenhair Fern	N
  Agalinis decemloba (Greene) Pennell	Ten-lobed False Foxglove	N
  Agalinis purpurea (L.) Pennell	Purple False Foxglove	N
  Agalinis setacea (J.F. Gmel.) Raf.	Threadleaf False Foxglove	N
  Agalinis tenuifolia (Vahl) Raf.	Slender-leaf False Foxglove, Slender False Foxglove	N
  Agastache nepetoides (L.) Kuntze	Yellow Giant Hyssop	N
  Ageratina altissima (L.) King & H.E. Robins.	White Snakeroot	N
  Ageratina aromatica (L.) Spach	Small White Snakeroot, Lesser Snakeroot	N
  Agrimonia parviflora Ait.	Small-flowered Agrimony, Harvest-lice	N
  Agrimonia pubescens Wallr.	Downy Agrimony	N
  Agrimonia rostellata Wallr.	Woodland Agrimony	N
  Agrostemma githago L. var. githago	Common Corncockle	I
  Agrostis gigantea Roth	Redtop	I
  Agrostis hyemalis (Walt.) B.S.P.	Winter Bentgrass, Ticklegrass	N
  Agrostis perennans (Walt.) Tuckerman	Autumn Bentgrass	N
  Ailanthus altissima (P. Miller) Swingle	Tree-of-heaven	I
  Aira caryophyllea L.	Silver Hairgrass	I
  Aira elegans Willd. ex Kunth	Elegant Hairgrass	I
  Albizia julibrissin Durazz.	Mimosa, Silk Tree	I
  Aletris farinosa L.	White Colicroot	N
  Alisma subcordatum Rafinesque	Southern Water-plantain	N
  Allium canadense L. var. canadense	Wild Onion, Meadow Onion	N
  Allium vineale L.	Field Garlic, Onion Grass, Wild Onion	I
  Alnus serrulata (Ait.) Willd.	Smooth Alder, Hazel Alder	N
  Amaranthus albus L.	Tumbleweed Amaranth, White Amaranth, Prostrate Pigweed	I
  Amaranthus hybridus L.	Slender Pigweed, Smooth Pigweed, Green Amaranth	N
  Amaranthus spinosus L.	Spiny Amaranth	I
  Amauropelta noveboracensis (L.) S.E. Fawcett & A.R. Smith	New York Fern	N
  Ambrosia artemisiifolia L.	Common Ragweed	N
  Ambrosia trifida L.	Giant Ragweed	N
  Amelanchier arborea (Michx. f.) Fernald	Downy Serviceberry	N
  Amelanchier canadensis (L.) Medik.	Canadian Serviceberry	N
  Amelanchier obovalis (Michx.) Ashe	Coastal Plain Serviceberry	N
  Amphicarpaea bracteata (L.) Fern. var. bracteata	Hog-peanut	N
  Amsonia tabernaemontana Walt.	Eastern Blue-star, Eastern Blue Dogbane	N
  Anagallis arvensis L.	Scarlet Pimpernel, Common Pimpernel	I
  Anchistea virginica (L.) Presl	Virginia Chain Fern	N
  Andersonglossum virginianum (L.) J.I. Cohen	Wild Comfrey	N
  Andropogon gerardii Vitman	Big Bluestem, Turkeyfoot	N
  Andropogon glomeratus (Walt.) B.S.P.	Bushy Bluestem	N
  Andropogon gyrans Ashe	Elliott's Bluestem	N
  Andropogon ternarius Michx. var. ternarius	Splitbeard Bluestem, Silvery Bluestem	N
  Andropogon virginicus L.	Broomsedge, Broomstraw, Sedge Grass, Sage Grass	N
  Anemone quinquefolia L. var. quinquefolia	Wood Anemone	N
  Anemone virginiana L. var. virginiana	Thimbleweed, Tall Anemone	N
  Angelica venenosa (Greenway) Fern.	Hairy Angelica	N
  Antennaria parlinii Fern. ssp. fallax (Greene) Bayer & Stebbins	Big-head Pussytoes	N
  Antennaria parlinii Fern. ssp. parlinii	Parlin's Pussytoes	N
  Antennaria plantaginifolia (L.) Richards.	Plantain-leaved Pussytoes	N
  Anthemis arvensis L.	Corn Chamomile	I
  Anthemis cotula L.	Mayweed, Stinking Chamomile	I
  Anthoxanthum odoratum L.	Sweet Vernal Grass	I
  Aphyllon uniflorum L.	Cancer-root	N
  Apios americana Medik.	Groundnut	N
  Apocynum cannabinum L.	Indian Hemp, Hemp Dogbane	N
  Aquilegia canadensis L.	Wild Columbine, Eastern Red Columbine	N
  Arabidopsis thaliana (Linnaeus) Heynhold	Mouse-ear Cress	I
  Aralia spinosa L.	Devil's Walking-stick	N
  Arctium minus Bernh.	Common Burdock, Lesser Burdock	I
  Arenaria serpyllifolia L.	Large Thyme-leaved Sandwort	I
  Arisaema dracontium (L.) Schott	Green Dragon	N
  Arisaema triphyllum (L.) Schott ssp. triphyllum	Common Jack-in-the-pulpit	N
  Aristida dichotoma Michx. var. dichotoma	Fork-tip Three-awn Grass	N
  Aristida oligantha Michx.	Prairie Three-awn Grass	N
  Aristida purpurascens Poir.	Purple Three-awn Grass, Arrow-feather, Three-awn Grass	N
  Arnica acaulis (Walt.) B.S.P.	Leopard's-bane	N
  Arnoglossum atriplicifolium (L.) H.E. Robins.	Pale Indian-plantain	N
  Aronia arbutifolia (L.) Pers.	Red Chokeberry	N
  Aronia melanocarpa (Michx.) Elliott	Black Chokeberry	N
  Aronia prunifolia (Marsh.) Rehder	Purple Chokeberry	N
  Arrhenatherum elatius (L.) J. & K. Presl var. bulbosum (Willd.) Spenner	Tuber Oatgrass	I
  Arrhenatherum elatius (L.) J. & K. Presl var. elatius	Tall Oatgrass	I
  Artemisia vulgaris L.	Common Mugwort	I
  Arthraxon hispidus (Thunb.) Makino var. hispidus	Joint-head Grass	I
  Aruncus dioicus (Walt.) Fernald var. dioicus	Goat's-beard	N
  Asarum canadense L.	Common Wild Ginger	N
  Asclepias amplexicaulis J.E. Smith	Clasping Milkweed	N
  Asclepias incarnata L.	Swamp Milkweed	N
  Asclepias incarnata L. var. pulchra (Ehrh. ex Willd.) Pers.	Swamp Milkweed	N
  Asclepias rubra L.	Red Milkweed	N
  Asclepias syriaca L.	Common Milkweed	N
  Asclepias tuberosa L. var. tuberosa	Butterfly-weed, Common Butterfly-weed	N
  Asclepias variegata L.	White Milkweed	N
  Asclepias viridiflora Raf.	Green Milkweed	N
  Asimina triloba (L.) Dunal	Pawpaw, Common Pawpaw	N
  Asparagus officinalis L.	Asparagus	I
  Asplenium platyneuron (L.) B.S.P.	Ebony Spleenwort	N
  Asplenium trichomanes L. ssp. trichomanes	Maidenhair Spleenwort	N
  Aster tataricus L. f.	Tartarian Aster	I
  Athyrium asplenioides (Michx.) A.A. Eaton	Southern Lady Fern	N
  Aureolaria levigata (Raf.) Raf.	Entire-leaf Yellow False Foxglove, Appalachian Oak-leach	N
  Aureolaria pedicularia (L.) Raf.	Fern-leaf Yellow False Foxglove, Annual Oak-leach	N
  Aureolaria virginica (L.) Pennell	Downy Yellow False Foxglove, Downy Oak-leach	N
  Baccharis halimifolia L.	High-tide Bush, Groundsel Tree	N
  Baptisia tinctoria (L.) R. Br. ex Ait. f.	Yellow Wild Indigo, Horsefly Weed	N
  Barbarea verna (Miller) Ascherson	Early Winter Cress	I
  Barbarea vulgaris R. Brown	Common Winter Cress, Yellow Rocket	I
  Bartonia virginica (L.) BSP	Yellow Bartonia, Yellow Screwstem	N
  Benthamidia florida (L.) Spach	Flowering Dogwood	N
  Betula nigra L.	River Birch, Red Birch	N
  Bidens bipinnata L.	Spanish Needles	N
  Bidens comosa (Gray) Wiegand + Bidens connata Muhl. ex Willd.	Three-lobe Beggar-ticks	N
  Bidens connata Muhl. ex Willd.	Purple-stem Beggar-ticks	N
  Bidens discoidea (Torr. & Gray) Britt.	Small Beggar-ticks	N
  Bidens frondosa L.	Devil's Beggar-ticks	N
  Bidens laevis (L.) B.S.P.	Smooth Bur-marigold, Showy Bur-marigold	N
  Bidens polylepis Blake	Midwestern Tickseed Sunflower
  Bidens vulgata Greene	Tall Beggar-ticks, Big Devil's Beggar-ticks	N
  Bignonia capreolata L.	Cross-vine	N
  Blephilia ciliata (L.) Benth.	Downy Wood Mint	N
  Boehmeria cylindrica (L.) Sw.	False Nettle	N
  Boltonia caroliniana (Walt.) Fern.	Carolina Doll's-daisy	N
  Borodinia canadensis (L.) P.J. Alexander & Windham	Sicklepod, Canada Rock Cress	N
  Borodinia laevigata (Muhl. ex Willd.) P.J. Alexander & Windham	Smooth Rock Cress	N
  Botrypus virginianus (L.) Michx.	Rattlesnake Fern	N
  Brachyelytrum erectum (Schreb. ex Spreng.) Beauv.	Bearded Shorthusk, Common Shorthusk	N
  Brasenia schreberi J. F. Gmel.	Water Shield	N
  Brassica rapa Linnaeus	Turnip, Bird's Rape, Field Rape, Field Mustard	I
  Bromus catharticus Vahl var. catharticus	Rescue Grass	I
  Bromus hordeaceus L. ssp. hordeaceus	Soft Brome Grass, Soft Chess	I
  Bromus japonicus Thunb. ex Murr.	Japanese Brome Grass, Japanese Chess	I
  Bromus pubescens Sprengel	Common Eastern Brome Grass, Hairy Woodland Brome	N
  Bromus racemosus L.	Smooth Brome, Bald Brome, Meadow Brome, Hairy Chess	I
  Bromus tectorum L.	Downy Brome, Downy Chess, Cheatgrass	I
  Broussonetia papyrifera (L.) L'Her. ex Vent.	Paper Mulberry	I
  Buglossoides arvensis (L.) I.M. Johnston ssp. arvensis	Corn-gromwell	I
  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris	Common Hairsedge	N
  Calepina irregularis (Asso) Thellung	White Ball Mustard, Calepina	I
  Callitriche heterophylla Pursh var. heterophylla	Large Water-starwort	N
  Calopogon tuberosus (L.) BSP var. tuberosus	Tuberous Grass-pink, Common Grass-pink	N
  Caltha palustris L.	Marsh Marigold, Cowslip	N
  Calystegia sepium (L.) R. Br. complex	Hedge Bindweed	N
  Calystegia silvatica (Kit.) Griesb. ssp. fraterniflora (Mackenzie & Bush) Brummitt	Large Bindweed, Giant Bindweed	N
  Calystegia spithamaea (L.) Pursh ssp. spithamaea	Low Bindweed	N
  Camelina microcarpa Andrzejowski ex. A. P. DeCandolle	Little-seed False Flax, Little-pod False Flax	I
  Campsis radicans (L.) Seem. ex Bureau	Trumpet-creeper	N
  Capsella bursa-pastoris (Linnaeus) Medicus	Common Shepherd's Purse	I
  Cardamine bulbosa (Schreber ex. Muhlenberg) Britton, Sterns & Poggenberg	Spring Cress, Bulbous Bittercress	N
  Cardamine concatenata (Michaux) O. Schwarz	Cut-leaf Toothwort	N
  Cardamine hirsuta Linnaeus	Hairy Bittercress	I
  Cardamine occulta Hornem.	Wavy Bittercress	I
  Cardamine pensylvanica Muhlenberg ex Willdenow	Pennsylvania Bittercress	N
  Carex albicans complex		N
  Carex albicans Willd. ex Sprengel var. albicans	White-tinged Sedge	N
  Carex albicans Willd. ex Sprengel var. australis (Bailey) Rettig	Southern White-tinged Sedge	N
  Carex albicans Willd. ex Sprengel var. emmonsii (Dewey ex Torr.) Rettig	Emmons's Sedge	N
  Carex albolutescens Schweinitz	Greenish-white Sedge	N
  Carex amphibola complex		N
  Carex amphibola Steudel	Eastern Narrow-leaved Sedge	N
  Carex annectens (Bickn.) Bickn.	Yellow-fuited Sedge	N
  Carex atlantica Bailey	Prickly Bog Sedge, Atlantic Sedge	N
  Carex blanda Dewey	Eastern Woodland Sedge	N
  Carex bushii Mackenzie	Bush's Sedge	N
  Carex caroliniana Schweinitz	Carolina Sedge	N
  Carex cephalophora Muhl. ex Willd.	Oval-leaved Sedge	N
  Carex complanata Torr. & Hook.	Hirsute Sedge	N
  Carex conjuncta Boott	Soft Fox Sedge	N
  Carex corrugata Fernald	Prune-fruited Sedge	N
  Carex crebriflora Wiegand	Coastal Plain Sedge	N
  Carex crinita Lam.	Long-fringed Sedge	N
  Carex crinita Lam. var. brevicrinis Fernald	Short-fringed Sedge	N
  Carex crinita Lam. var. crinita	Long-fringed Sedge	N
  Carex davisii Schw. & Torrey	Davis's Sedge	N
  Carex debilis Michaux var. debilis	White-edged Sedge	N
  Carex debilis Michx. var. pubera A. Gray	Allegheny Sedge	N
  Carex digitalis Willd.	Slender Woodland Sedge	N
  Carex digitalis Willd. var. digitalis	Slender Woodland Sedge	N
  Carex digitalis Willd. var. macropoda Fernald	Long-spiked Slender Woodland Sedge	N
  Carex festucacea Schk. ex Willd.	Fescue Sedge	N
  Carex flaccosperma complex	Meadow Sedge, Thin-fruited Sedge	N
  Carex flaccosperma Dewey	Meadow Sedge, Thin-fruited Sedge	N
  Carex glaucodea Tuckerman ex Olney	Blue Sedge	N
  Carex gracilescens Steudel	Slender Loose-flowered Sedge	N
  Carex gracillima Schw.	Graceful Sedge	N
  Carex granularis Muhl. ex Willd.	Limestone Meadow Sedge	N
  Carex grayi Carey	Gray's Sedge	N
  Carex grisea Wahlenb.	Inflated Narrow-leaved Sedge	N
  Carex hirsutella Mackenzie	Fuzzy Sedge, Hairy-leaved Sedge	N
  Carex intumescens Rudge var. intumescens	Bladder Sedge	N
  Carex laevivaginata (Kukenth.) Mackenzie	Smooth-sheathed Sedge	N
  Carex laxiculmis Schweinitz	Spreading Sedge	N
  Carex laxiflora Lam.	Broad Loose-flowered Sedge	N
  Carex louisianica Bailey	Louisiana Sedge	N
  Carex lupulina Willd.	Hop Sedge	N
  Carex lurida Wahlenb.	Sallow Sedge	N
  Carex mesochorea Mackenzie	Midland Sedge	N
  Carex molestiformis Rezn. & P. Rothr.	Frightful Sedge	N
  Carex muehlenbergii Schk. ex Willd.	Muehlenberg's Sedge	N
  Carex muehlenbergii Schk. ex Willd. var. enervis Boott	Small-fruited Muehlenberg's Sedge	N
  Carex nigromarginata Schweinitz	Black-edged Sedge	N
  Carex normalis Mackenzie	Greater Straw Sedge	N
  Carex oxylepis Torrey & Hooker	Sharp-scale Sedge	N
  Carex pensylvanica Lam.	Pennsylvania Sedge	N
  Carex planispicata Naczi	Flat-spiked Sedge	N
  Carex prasina Wahlenb.	Drooping Sedge	N
  Carex radiata (Wahlenb.) Small	Eastern Star Sedge	N
  Carex reznicekii Werier	Reznicek's Sedge	N
  Carex rosea Schk. ex Willd.	Rosy Sedge	N
  Carex scoparia Schk. ex Willd.	Broom Sedge	N
  Carex squarrosa L.	Squarrose Sedge	N
  Carex stipata Muhl. ex Willd. var. maxima Chapman ex Boott	Large Stalk-grain Sedge	N
  Carex stipata Muhl. ex Willd. var. stipata	Stalk-grain Sedge, Awl-fruit Sedge	N
  Carex striatula Michaux	Lined Sedge	N
  Carex styloflexa Buckley	Bent Sedge	N
  Carex swanii (Fernald) Mackenzie	Swan's Sedge	N
  Carex texensis (Torr.) Bailey	Texas Sedge	N
  Carex tonsa (Fernald) Bicknell	Shaved Sedge	N
  Carex tribuloides Wahlenb. var. tribuloides	Blunt Broom Sedge	N
  Carex typhina Michaux	Cattail Sedge	N
  Carex umbellata Schk. ex Willd.	Parasol Sedge	N
  Carex vulpinoidea Michaux	Fox Sedge	N
  Carex willdenowii Schk. ex Willd.	Willdenow's Sedge	N
  Carpinus caroliniana Walt.	American Hornbeam, Ironwood	N
  Carya cordiformis (Wangenh.) K. Koch	Bitternut Hickory	N
  Carya glabra (P. Miller) Sweet	Pignut Hickory	N
  Carya ovalis (Wangenh.) Sarg.	Red Hickory, Sweet Pignut Hickory	N
  Carya ovata (P.Mill.) K. Koch	Shagbark hickory	N
  Carya pallida (Ashe) Engl. & Graebn.	Sand Hickory, Pale Hickory	N
  Carya tomentosa (Poir.) Nutt.	Mockernut Hickory	N
  Castanea pumila (Linnaeus) P. Miller	Allegheny Chinkapin	N
  Catalpa speciosa (Warder) Warder ex Engelm.	Northern Catalpa	I
  Ceanothus americanus L.	New Jersey Tea, Redroot	N
  Celtis laevigata Willd.	Sugarberry, Southern Hackberry	N
  Celtis occidentalis L.	Common Hackberry, Northern Hackberry	N
  Centaurea nigrescens Willd.	Tyrol Knapweed	I
  Centaurea stoebe L. ssp. micranthos (S.G. Gmelin ex Gugler) Hayek	Spotted Knapweed	I
  Centrosema virginianum (L.) Benth. ssp. virginianum	Spurred Butterfly Pea	N
  Cephalanthus occidentalis L.	Buttonbush	N
  Cerastium glomeratum Thuill.	Sticky Mouse-ear Chickweed	I
  Ceratophyllum echinatum A. Gray	Spineless Hornwort	N
  Cercis canadensis L. var. canadensis	Eastern Redbud	N
  Chaenorrhinum minus (L.) Lange ssp. minus	Dwarf Snapdragon, Lesser Toadflax	I
  Chaerophyllum procumbens (L.) Crantz var. procumbens	Spreading Chervil	N
  Chaerophyllum tainturieri Hook.	Hairy-fruit Chervil, Southern Wild Chervil	N
  Chamaecrista fasciculata (Michx.) Greene var. fasciculata	Common Partridge-pea	N
  Chamaecrista nictitans (L.) Moench var. nictitans	Wild Sensitive Plant, Sensitive Partridge-pea	N
  Chamaelirium luteum (L.) Gray	Devil's-bit	N
  Chasmanthium latifolium (Michx.) Yates	River Oats	N
  Chasmanthium laxum (L.) Yates	Slender Spikegrass	N
  Chelone glabra L.	White Turtlehead	N
  Chenopodium album L.	Lamb's-quarters, Pigweed	I
  Chenopodium pratericola Rydberg	Narrowleaf Goosefoot	I
  Chimaphila maculata (L.) Pursh	Spotted Wintergreen, Striped Wintergreen	N
  Chimaphila umbellata (L.) W. Barton ssp. cisatlantica (Blake) Hulten	Pipsissewa, Prince's-pine	N
  Chionanthus virginicus L.	Fringetree, Old Man's Beard	N
  Chrysogonum virginianum L.	Green-and-gold	N
  Chrysopsis mariana (L.) Ell.	Maryland Golden-aster	N
  Cichorium intybus L.	Chicory, Succory	I
  Cicuta maculata L. var. maculata	Water-hemlock, Spotted Water-hemlock	N
  Cinna arundinacea L.	Common Wood Reedgrass, Sweet Wood Reed-grass	N
  Circaea canadensis (L.) Hill	Enchanter's Night-shade	N
  Cirsium discolor (Muhl. ex Willd.) Spreng.	Field Thistle	N
  Cirsium pumilum (Nutt.) Spreng.	Pasture Thistle	N
  Cirsium vulgare (Savi) Ten.	Bull Thistle	I
  Cladium mariscoides (Muhl.) Torrey	Twig-rush	N
  Claytonia virginica L. var. virginiana	Spring Beauty, Virginia Spring Beauty, Eastern Spring Beauty	N
  Clematis ochroleuca Ait.	Curlyheads	N
  Clematis terniflora DC.	Sweet Autumn Clematis, Japanese Clematis	I
  Clematis viorna L.	Northern Leatherflower, Vase-vine	N
  Clematis virginiana L.	Virgin’s-bower	N
  Clinopodium calamintha (L.) Stace	Lesser Calamint, Basil-thyme	I
  Clinopodium vulgare L.	Wild Basil	N
  Clitoria mariana L. var. mariana	Butterfly Pea	N
  Coleataenia anceps (Michx.) Soreng ssp. anceps	Beaked Panic Grass	N
  Coleataenia longifolia (Torrey) Soreng ssp. longifolia	Long-leaved Panic Grass	N
  Coleataenia pulchra (F. Dietrich) Mabberley & LeBlond	Redtop Panic Grass	N
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. rigidula	Tall Flat Panic Grass	N
  Comandra umbellata (L.) Nuttall var. umbellata	Eastern Bastard Toadflax	N
  Commelina communis L.	Asiatic Dayflower, Common Dayflower	I
  Commelina diffusa Burman f.	Creeping Dayflower	I
  Commelina virginica L.	Virginia Dayflower	N
  Conium maculatum L.	Poison Hemlock	I
  Conoclinium coelestinum (L.) DC.	Mistflower, Ageratum	N
  Consolida ajacis (L.) Schur.	Rocket Larkspur	I
  Corallorhiza odontorhiza (Willd.) Nuttall	Autumn Coralroot	N
  Coreopsis auriculata L.	Larkspur Coreopsis	N
  Coreopsis lanceolata L.	Long-stalk Coreopsis
  Coreopsis tripteris L.	Tall Coreopsis	N
  Coreopsis verticillata L.	Whorled Coreopsis, Thread-leaf Coreopsis	N
  Corydalis flavula (Raf.) DC	Yellow Corydalis, Yellow Fumewort, Yellow Harlequin	N
  Corylus americana Walt.	American Hazelnut, American Filbert	N
  Crataegus crus-galli L. var. crus-galli	Cockspur Hawthorn	N
  Crataegus phaenopyrum (L. f.) Medik.	Washington Hawthorn	N
  Crataegus pruinosa (Wendl. f.) K. Koch var. pruinosa	Frosted Hawthorn	N
  Crataegus uniflora Muenchh.	One-flowered Hawthorn	N
  Crataegus viridis L. var. viridis	Green Hawthorn	N
  Crataegus ×vailiae Britton	Vail's Hawthorn	N
  Crepis pulchra L.	Small-flower Hawksbeard	I
  Crotalaria sagittalis L.	Rattlebox, Arrowhead Rattlebox	N
  Croton glandulosus L. var. septentrionalis Muell.-Arg.	Tropic Croton, Tooth-leaved Croton, Sand Croton	N
  Croton willdenowii Webster	Glade Rushfoil, Outcrop Rushfoil, Willdenow's Croton	N
  Cryptotaenia canadensis (L.) DC.	Honewort	N
  Cunila origanoides (L.) Britt.	Common Dittany, Wild Oregano, Stonemint	N
  Cuphea viscosissima Jacq.	Blue Waxweed, Clammy Cuphea	N
  Cuscuta campestris Yuncker	Field Dodder	N
  Cuscuta compacta Jussieu ex Choisy	Compact Dodder	N
  Cuscuta gronovii Willd. ex Roem. & Schult.	Common Dodder	N
  Cyanus segetum Hill	Cornflower, Bachelor's-buttons	I
  Cynanchum laeve (Michx.) Pers.	Honeyvine, Sandvine	N
  Cynodon dactylon (L.) Pers.	Bermuda Grass	I
  Cyperus bipartitus Torrey	Slender Flatsedge, Shining Flatsedge	N
  Cyperus compressus L.	Poorland Flatsedge	N
  Cyperus difformis L.	Variable Flatsedge	I
  Cyperus echinatus (L.) Wood	Globe Flatsedge	N
  Cyperus flavescens L.	Yellow Flatsedge	N
  Cyperus hortensis (Salzmann ex Steudel) Dorr	Low Spikesedge	N
  Cyperus iria L.	Rice-field Flatsedge	I
  Cyperus lancastriensis Porter ex Gray	Many-flowered Flatsedge	N
  Cyperus lupulinus complex		N
  Cyperus neotropicalis Alain	American Halfchaff Sedge	N
  Cyperus pseudovegetus Steudel	Green Flatsedge, Marsh Flatsedge	N
  Cyperus retrofractus (L.) Torrey	Rough Flatsedge	N
  Cyperus retrorsus Chapman	Pineland Flatsedge	N
  Cyperus strigosus L.	Straw-colored Flatsedge	N
  Cypripedium acaule Aiton	Pink Lady's-slipper, Moccasin-flower	N
  Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight	Large Yellow Lady's-slipper	N
  Cystopteris protrusa (Weatherby) Blasdell	Lowland Bladder Fern, Lowland Brittle Fern	N
  Cytisus scoparius (L.) Link	Common Broom, Scotch Broom	I
  Dactylis glomerata L.	Orchard Grass	I
  Danthonia sericea Nutt.	Silky Oatgrass	N
  Danthonia spicata (L.) Beauv. ex Roemer & J.A. Schultes	Poverty Oatgrass	N
  Datura stramonium L.	Jimson-weed	I
  Daucus carota L.	Queen-Anne's Lace, Wild Carrot	I
  Dendrolycopodium obscurum (L.) A. Haines	Common Ground-pine, Common Tree-clubmoss, Flat-branched Tree-clubmoss	N
  Deparia acrostichoides (Sw.) M. Kato	Silvery Spleenwort	N
  Desmodium canescens (L.) DC.	Hoary Tick-trefoil	N
  Desmodium ciliare (Muhl. ex Willd.) DC.	Hairy Small-leaf Tick-trefoil	N
  Desmodium cuspidatum (Muhl. ex Willd.) Loudon	Toothed Tick-trefoil, Large-bracted Tick-trefoil	N
  Desmodium glabellum (Michx.) DC.	Dillenius' Tick-trefoil	N
  Desmodium laevigatum (Nutt.) DC.	Smooth Tick-trefoil	N
  Desmodium marilandicum (L.) DC.	Smooth Small-leaf Tick-trefoil, Maryland Tick-trefoil	N
  Desmodium nuttallii (Schindl.) Schub.	Nuttall's Tick-trefoil	N
  Desmodium obtusum (Muhl. ex Willd.) DC.	Stiff Tick-trefoil	N
  Desmodium paniculatum (L.) DC. var. paniculatum	Narrow-leaf Tick-trefoil, Panicled-leaf Tick-trefoil	N
  Desmodium perplexum Schub.	Perplexing Tick-trefoil	N
  Desmodium rotundifolium DC.	Round-leaf Tick-trefoil, Prostrate Tick-trefoil	N
  Desmodium viridiflorum (L.) DC.	Velvet-leaf Tick-trefoil	N
  Dianthus armeria L.	Deptford Pink	I
  Dichanthelium aciculare (Desv. ex Poir.) Gould & C.A. Clark	Needle-leaf Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. acuminatum	Woolly Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. fasciculatum (Torr.) Freckmann	Slender-stemmed Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. lindheimeri (Nash) Gould & C.A. Clark	Lindheimer's Panic Grass	N
  Dichanthelium acuminatum complex		N
  Dichanthelium angustifolium (Ell.) Gould	Narrow-leaved Panic Grass	N
  Dichanthelium boscii (Poir.) Gould & C.A. Clark	Bosc's Panic Grass	N
  Dichanthelium clandestinum (L.) Gould	Deer-Tongue Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould	Variable Panic Grass, Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. ashei (Pearson ex Ashe) Mohlenbrock	Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. commutatum	Variable Panic Grass	N
  Dichanthelium depauperatum (Muhl.) Gould	Starved Panic Grass	N
  Dichanthelium dichotomum (L.) Gould var. dichotomum	Small-fruited Panic Grass	N
  Dichanthelium dichotomum complex		N
  Dichanthelium laxiflorum (Lam.) Gould	Open-flower Panic Grass	N
  Dichanthelium meridionale (Ashe) Freckmann	Matting Panic Grass	N
  Dichanthelium microcarpon (Muhl. ex Elliott) Mohlenbrock	Branched Panic Grass	N
  Dichanthelium polyanthes (Schultes) Mohlenbrock	Round-seed Panic Grass	N
  Dichanthelium ravenelii (Scribn. & Merr.) Gould	Ravenel's Panic Grass	N
  Dichanthelium scoparium (Lam.) Gould	Velvet Panic Grass	N
  Dichanthelium sphaerocarpon (Ell.) Gould	Round-fruited Panic Grass	N
  Dichanthelium villosissimum (Nash) Freckmann var. villosissimum	White-haired Panic Grass	N
  Dichanthelium yadkinense (Ashe) Mohlenbrock	Spotted-sheath Panic Grass	N
  Dichondra carolinensis Michx.	Carolina Ponyfoot	N
  Digitaria ciliaris (Retz.) Koeler	Southern Crabgrass	N
  Digitaria filiformis (L.) Koeler var. filiformis	Slender Crabgrass	N
  Digitaria ischaemum (Schreb.) Muhl.	Smooth Crabgrass	I
  Digitaria sanguinalis / ciliaris complex	Hairy Crabgrass, Big Crabgrass, Southern Crabgrass
  Digitaria villosa (Walt.) Pers.	Shaggy Crabgrass	N
  Diodia virginiana L.	Virginia Buttonweed	N
  Dioscorea polystachya Turczaninow	Chinese Yam, Cinnamon Vine	I
  Dioscorea villosa L.	Wild Yam	N
  Diospyros virginiana L.	Common Persimmon, American Persimmon	N
  Diphasiastrum digitatum (Dill. ex A. Braun) Holub	Common Running-cedar, Common Running-pine	N
  Doellingeria infirma (Michx.) Greene	Cornel-leaved Aster	N
  Doellingeria umbellata (P. Mill.) Nees var. umbellata	Tall Flat-topped White Aster	N
  Draba verna Linnaeus	Whitlow-grass	I
  Drosera capillaris Poir.	Pink Sundew	N
  Dryopteris carthusiana (Vill.) H.P. Fuchs	Spinulose Wood Fern, Toothed Wood Fern	N
  Dryopteris cristata (L.) Gray	Crested Wood Fern, Crested Fern	N
  Dryopteris intermedia (Muhl. ex Willd.) Gray	Evergreen Wood Fern, Fancy Fern	N
  Dulichium arundinaceum (L.) Britton var. arundinaceum	Three-way Sedge	N
  Dysphania ambrosioides (L.) Mosyakin & Clemants	Mexican Tea, Wormseed, Epazote	I
  Echinochloa crus-galli (L.) Beauv. var. crus-galli	Barnyard Grass	I
  Echinochloa muricata (Beauv.) Fern. var. muricata	Rough Barnyard Grass	N
  Echinodorus cordifolius (L.) Grisebach	Creeping Burhead	N
  Echium vulgare L.	Viper's Bugloss, Blueweed	I
  Eclipta prostrata (L.) L.	False Daisy, Yerba-de-tajo	N
  Elaeagnus umbellata Thunb.	Autumn Olive	I
  Eleocharis acicularis (L.) Roemer & Schultes	Needle Spikerush	N
  Eleocharis obtusa (Willd.) Schultes	Blunt Spikerush	N
  Eleocharis quadrangulata (Michaux) R. & S.	Square-stem Spikerush	N
  Eleocharis tenuis (Willd.) Schultes var. tenuis	Slender Spikerush	N
  Eleocharis verrucosa (Svens.) Harms	Slender Spikerush	N
  Elephantopus carolinianus Raeusch.	Carolina Elephant's-foot	N
  Elephantopus tomentosus L.	Hairy Elephant's-foot, Devil's Grandmother	N
  Eleusine indica (L.) Gaertn.	Indian Goosegrass, Yard Grass	I
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball	Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. glabriflorus	Smooth Southeastern Wild Rye	N
  Elymus hystrix L. var. hystrix	Bottlebrush Grass	N
  Elymus hystrix L. var. piedmontanus Poindexter & Weakley	Piedmont Bottlebrush Grass	N
  Elymus macgregorii Brooks & Campbell	Early Wild Rye, MacGregor's Wild Rye	N
  Elymus virginicus L. var. virginicus	Virginia Wild Rye	N
  Endodeca serpentaria (L.) Raf.	Virginia Snakeroot, Turpentine-root	N
  Epifagus virginiana (L.) W.Barton	Beechdrops	N
  Epilobium coloratum Biehler	Purple-leaved Willow-herb	N
  Equisetum arvense L.	Field Horsetail	N
  Equisetum praealtum Rafinesque	Tall Scouring-Rush	N
  Eragrostis capillaris (L.) Nees	Lacegrass	N
  Eragrostis cilianensis (All.) Vignola. ex Janchen	Stinkgrass	I
  Eragrostis curvula (Schrad.) Nees	Weeping Lovegrass	I
  Eragrostis hirsuta (Michx.) Nees	Big-top Lovegrass	N
  Eragrostis pilosa (L.) Beauv. var. pilosa	India Lovegrass	I
  Eragrostis spectabilis (Pursh) Steud.	Purple Lovegrass, Tumblegrass	N
  Erechtites hieraciifolius (L.) Raf. ex DC.	Fireweed, Pilewort, American Burnweed	N
  Erianthus alopecuroides (L.) Ell.	Silver Plumegrass, Woolly Plumegrass	N
  Erianthus contortus Ell.	Spiral-awned Plumegrass, Short-beard Plumegrass	N
  Erianthus giganteus (Walt.) P. Beauv.	Giant Plumegrass, Sugarcane Plumegrass	N
  Erigeron annuus (L.) Pers.	Annual Fleabane	N
  Erigeron canadensis L.	Horseweed, Common Horseweed	N
  Erigeron philadelphicus L. var. philadelphicus	Philadelphia Fleabane	N
  Erigeron pulchellus Michx. var. pulchellus	Robin's Plantain	N
  Erigeron pusillus Nutt.	Southern Horseweed	N
  Erigeron strigosus Muhl. ex Willd. var. strigosus	Daisy Fleabane	N
  Eryngium prostratum Nutt. ex DC.	Creeping Eryngo	N
  Eryngium yuccifolium Michx. var. yuccifolium	Northern Rattlesnake-master, Button Eryngo	N
  Erythronium americanum Ker-Gawl. ssp. americanum	Yellow Trout Lily, American Trout Lily	N
  Eubotrys racemosus (L.) Nutt.	Fetterbush, Swamp Dog-hobble	N
  Euonymus alatus (Thunb.) Sieb.	Winged Euonymus, Burning Bush	I
  Euonymus americanus L.	Strawberry-bush, American Strawberry-bush, Heart's-a-bustin'	N
  Euonymus atropurpureus Jacq.	Eastern Wahoo	N
  Eupatorium album L.	White Thoroughwort	N
  Eupatorium capillifolium (Lam.) Small	Dog-fennel	N
  Eupatorium godfreyanum Cronq.	Godfrey's Thoroughwort	N
  Eupatorium hyssopifolium L.	Hyssop-leaf Thoroughwort	N
  Eupatorium perfoliatum L.	Boneset, Common Boneset	N
  Eupatorium pilosum Walt.	Vervain Thoroughwort, Rough Boneset	N
  Eupatorium pubescens Muhl. ex Willd.	Hairy Thoroughwort, Hairy Boneset	N
  Eupatorium rotundifolium L.	Roundleaf Thoroughwort, Roundleaf Boneset	N
  Eupatorium saltuense Fern.	Pasture Thoroughwort	N
  Eupatorium serotinum Michx.	Late Thoroughwort	N
  Eupatorium sessilifolium L.	Upland Boneset	N
  Eupatorium torreyanum Short and Peter	Torrey's Thoroughwort	N
  Euphorbia commutata Engelm.	Wood Spurge, Tinted Woodland Spurge	N
  Euphorbia corollata L.	Flowering Spurge	N
  Euphorbia cyparissias L.	Cypress Spurge	I
  Euphorbia dentata Michx.	Toothed Spurge, Green Poinsettia	I
  Euphorbia maculata L.	Spotted Spurge, Milk-purslane	N
  Euphorbia nutans Lagasca y Segura	Nodding Spurge, Eyebane	N
  Euphorbia pubentissima Michx.	False Flowering Spurge	N
  Eurybia divaricata (L.) Nesom	White Wood Aster	N
  Eurybia schreberi (Nees) Nees	Schreber's Aster	N
  Euthamia caroliniana (L.) Greene ex Porter & Britt.	Slender Flat-top Goldenrod	N
  Euthamia lanceolata (L.) Nesom	Hairy Grass-leaved Goldenrod	N
  Eutrochium fistulosum (Barratt) E.E. Lamont	Hollow Joe-pye-weed	N
  Fagus grandifolia Ehrhart	American Beech	N
  Fallopia convolvulus (L.) A. Love	Bindweed, Black Bindweed	I
  Fallopia cristata (Engelm. & A. Gray) Holub	Crested False Buckwheat	N
  Fallopia scandens (L.) Holub	Climbing False Buckwheat	N
  Festuca paradoxa Desv.	Cluster Fescue	N
  Festuca rubra L.	Red Fescue	N
  Festuca subverticillata (Pers.) Alexeev	Nodding Fescue	N
  Fimbristylis annua (Allioni) R. & S.	Annual Fimbry	N
  Fimbristylis autumnalis (L.) R. & S.	Slender Fimbry	N
  Foeniculum vulgare P. Mill.	Fennel, Sweet Fennel	I
  Fragaria virginiana Duchesne	Wild Strawberry	N
  Fraxinus americana L.	White Ash	N
  Fraxinus pennsylvanica Marshall	Green Ash, Red Ash	N
  Fuirena squarrosa Michaux	Hairy Umbrella-sedge	N
  Galactia regularis (L.) B.S.P.	Eastern Milkpea	N
  Galearis spectabilis (L.) Raf.	Showy Orchis, Showy Orchid	N
  Galinsoga parviflora Cav. var. parviflora	Small-flower Quickweed, Gallant Soldier	I
  Galium aparine L.	Cleavers	N
  Galium circaezans Michx.	Forest Bedstraw	N
  Galium obtusum Bigelow	Blunt-leaf Bedstraw	N
  Galium obtusum Bigelow var. filifolium (Wieg.) Fern.	Bluntleaf Bedstraw, Carolina Bedstraw	N
  Galium obtusum Bigelow var. obtusum	Bluntleaf Bedstraw	N
  Galium pedemontanum (Bellardi) Allioni	Piedmont Bedstraw	I
  Galium pilosum Ait.	Hairy Bedstraw	N
  Galium sherardia E.H.L. Krause	Field Madder, Blue Field Madder	I
  Galium tinctorium L.	Three-lobed Bedstraw	N
  Galium triflorum Michx.	Sweet-scented Bedstraw	N
  Galium uniflorum Michx.	One-flowered Bedstraw	N
  Gamochaeta argyrinea Nesom	Silvery Everlasting, Silver Cudweed	N
  Gamochaeta calviceps (Fern.) Cabrera	Narrow-leaf Purple Everlasting	N
  Gamochaeta purpurea (L.) Cabrera	Purple Cudweed, Purple Everlasting	N
  Gaylussacia baccata (Wangenh.) K. Koch	Black Huckleberry	N
  Gentiana saponaria L.	Soapwort Gentian	N
  Gentiana villosa L.	Striped Gentian	N
  Geocarpon glabrum (Michx.) E.E. Schilling	Appalachian Sandwort	N
  Geranium carolinianum L.	Carolina Geranium, Carolina Cranesbill	N
  Geranium maculatum L.	Wild Geranium	N
  Geranium molle L.	Dove's-foot Geranium, Dove's-foot Cranesbill	I
  Geranium pusillum L.	Small Geranium, Small-flowered Cranesbill	I
  Geum canadense Jacquin	White Avens	N
  Geum vernum (Raf.) Torr. & Gray	Spring Avens
  Geum virginianum L.	Cream Avens	N
  Gillenia trifoliata (L.) Moench	Bowman's-root, Mountain Indian-physic	N
  Glechoma hederacea L.	Gill-over-the-ground, Ground-ivy	I
  Gleditsia triacanthos L.	Honey Locust
  Glyceria striata (Lam.) A.S. Hitchc. var. striata	Fowl Mannagrass	N
  Gonolobus suberosus (L.) R. Br. var. suberosus	Eastern Anglepod, Angular-fruit Milkvine	N
  Goodyera pubescens (Willd.) R.Br. ex Aiton f.	Downy Rattlesnake-plantain	N
  Gratiola neglecta Torr.	Clammy Hedge-hyssop	N
  Gratiola virginiana L. var. virginiana	Round-fruit Hedge-hyssop	N
  Gratiola viscidula Pennell	Short's Hedge-hyssop	N
  Greeneochloa coarctata (Eaton) P.M. Peterson, Soreng, Romasch. & Barberá	Nuttall's Reedgrass	N
  Gymnopogon ambiguus (Michx.) B.S.P.	Eastern Beard Grass	N
  Hackelia virginiana (L.) I.M.Johnston	Virginia Stickseed	N
  Hamamelis virginiana L. var. virginiana	Witch Hazel	N
  Hedeoma pulegioides (L.) Pers.	American Pennyroyal	N
  Hedera helix L.	English Ivy, Common Ivy	I
  Helenium autumnale L.	Common Sneezeweed, Autumn Sneezeweed	N
  Helenium flexuosum Raf.	Southern Sneezeweed	N
  Helianthus angustifolius L.	Narrow-leaved Sunflower	N
  Helianthus atrorubens L.	Purple-disk Sunflower	N
  Helianthus decapetalus L.	Thin-leaved Sunflower	N
  Helianthus divaricatus L.	Woodland Sunflower	N
  Helianthus giganteus L.	Tall Sunflower, Giant Sunflower	N
  Helianthus laetiflorus Pers.	Showy Sunflower	I
  Helianthus strumosus L.	Pale-leaved Sunflower	N
  Helianthus tuberosus L.	Jerusalem Artichoke	I
  Heliopsis helianthoides (L.) Sweet var. helianthoides	Oxeye, Smooth Oxeye	N
  Hemerocallis fulva (L.) L.	Orange Day-lily, Tiger-lily	I
  Hepatica americana (DC.) Ker-Gawl.	Round-lobed Hepatica, Round-lobed Liverleaf	N
  Heuchera americana L.	Alumroot, Americana Alumroot	N
  Hexalectris spicata (Walter) Barnh.	Crested Coralroot	N
  Hexasepalum teres (Walter) J.H. Kirkbride	Common Buttonweed, Rough Buttonweed	N
  Hexastylis heterophylla (Ashe) Small	Variable-leaf Heartleaf	N
  Hexastylis lewisii (Fern.) Blomquist & Oosting	Lewis's Heartleaf	N
  Hexastylis virginica (L.) Small	Virginia Heartleaf	N
  Hibiscus moscheutos L.	Swamp Rose-mallow, Eastern Rose-mallow, Crimson-eyed Rose-mallow	N
  Hibiscus trionum L.	Flower-of-an-hour	I
  Hieracium gronovii L.	Hairy Hawkweed	N
  Hieracium scabrum Michx.	Rough Hawkweed	N
  Hieracium venosum L.	Rattlesnake Weed	N
  Holcus lanatus L.	Common Velvet Grass	I
  Holosteum umbellatum L. ssp. umbellatum	Jagged Chickweed	I
  Hordeum pusillum Nutt.	Little Barley	N
  Houstonia caerulea L.	Common Bluets, Azur Bluets, Quaker Ladies	N
  Houstonia purpurea L.	Summer Bluets	N
  Houstonia pusilla Schoepf	Tiny Bluets	N
  Humulus lupulus L.	Common Hops
  Huperzia lucidula (Michx.) Trevisan	Shining Clubmoss, Shining Firmoss	N
  Hydrangea arborescens L.	Wild Hydrangea, Smooth Hydrangea	N
  Hydrilla verticillata (L.f.) Royle	Hydrilla	I
  Hydrocotyle sibthorpioides Lam.	Lawn Water-pennywort	I
  Hylodesmum nudiflorum (L.) H. Ohashi & R.R. Mill	Naked-Flowered Tick-trefoil	N
  Hylodesmum pauciflorum (Nutt.) H. Ohashi & R.R. Mill	Few-flowered Tick-trefoil	N
  Hylotelephium erythrostictum (Miq.) H. Ohba	Garden Stonecrop, Garden Orpine	I
  Hylotelephium telephioides (Michx.) H. Ohba	Allegheny Stonecrop, Allegheny Live-for-ever	N
  Hypericum canadense L.	Canada St. John's-wort	N
  Hypericum crux-andreae (L.) Crantz	St. Peter's-wort	N
  Hypericum gentianoides (L.) B.S.P.	Pineweed, Orange-grass	N
  Hypericum hypericoides (L.) Crantz	St. Andrew's Cross	N
  Hypericum mutilum L.	Dwarf St. John's-wort	N
  Hypericum nudiflorum Michx. ex Willd.	Early St. John's-wort	N
  Hypericum perforatum L.	Common St. John's-wort	I
  Hypericum prolificum L.	Shrubby St. John's-wort	N
  Hypericum punctatum Lam.	Spotted St. John's-wort	N
  Hypericum stragulum P. Adams & Robson	Low St. Andrew's Cross	N
  Hypericum virgatum Lam.	Sharp-leaf St. John's-wort	N
  Hypochaeris radicata L.	Spotted Cat's-ear	I
  Hypopitys monotropa Crantz	Pinesap	N
  Hypoxis hirsuta (L.) Coville	Eastern Yellow Stargrass	N
  Ilex decidua Walt.	Deciduous Holly, Possum-haw	N
  Ilex opaca Aiton var. opaca	American Holly	N
  Ilex verticillata (L.) Gray	Winterberry	N
  Impatiens capensis Meerburg	Orange Jewelweed, Spotted Jewelweed	N
  Ionactis linariifolia (L.) Greene	Stiff-leaved Aster	N
  Ipomoea coccinea L.	Red Morning Glory, Scarlet Creeper
  Ipomoea hederacea Jacq.	Ivy-leaf Morning Glory	I
  Ipomoea lacunosa L.	Small White Morning Glory	N
  Ipomoea pandurata (L.) G.F.W. Mey.	Wild Potato-vine, Manroot, Man-of-the-earth	N
  Ipomoea purpurea (L.) Roth	Common Morning Glory	I
  Iris cristata Solander ex Aiton	Dwarf Crested Iris	N
  Iris prismatica Pursh	Slender Blue Iris, Slender Blue Flag	N
  Iris verna L.	Dwarf Iris	N
  Iris verna L. var. verna	Coastal Plain Dwarf Iris	N
  Iris virginica L.	Virginia Blue Flag, Southern Blue Flag	N
  Isoetes melanopoda Gay & Durieu ssp. silvatica Brunton & Britton	Black-footed Quillwort	N
  Isoetes virginica N.E. Pfeiffer	Virginia Quillwort	N
  Isotria verticillata (Muhl. ex Willd.) Raf.	Large Whorled Pogonia	N
  Itea virginica L.	Virginia-willow, Virginia Sweetspire	N
  Juglans cinerea L.	Butternut, White Walnut	N
  Juglans nigra L.	Black Walnut	N
  Juncus acuminatus Michx.	Sharp-fruited Rush	N
  Juncus biflorus Ell.	Large Grass-leaved Rush	N
  Juncus brachycarpus Engelm.	Short-fruited Rush	N
  Juncus bufonius L.	Toad Rush	N
  Juncus canadensis J. Gay ex Laharpe	Canadian Rush	N
  Juncus coriaceus Mackenzie	Leathery Rush	N
  Juncus dichotomus Ell.	Forked Rush	N
  Juncus effusus L. var. solutus Fernald & Wiegand	Common Rush, Soft Rush	N
  Juncus longii Fern.	Long's Rush	N
  Juncus marginatus Rostk.	Grass-leaved Rush	N
  Juncus scirpoides Lam. var. scirpoides	Needle-pod Rush, Lobe-headed Rush	N
  Juncus tenuis Willd.	Path Rush, Slender Rush, Poverty Rush	N
  Juniperus virginiana L. var. virginiana	Eastern Redcedar	N
  Justicia americana (L.)Vahl	Common Water-willow, American Water-willow	N
  Kalmia latifolia L.	Mountain Laurel, Ivy	N
  Kellochloa verrucosa (Muhl.) Lizarazu, M.V. Nicola, & Scataglini	Warty Panic Grass	N
  Kickxia elatine (L.) Dumort.	Sharp-leaf Cancerwort	I
  Krigia dandelion (L.) Nutt.	Potato Dwarf-dandelion	N
  Krigia virginica (L.) Willd.	Dwarf-dandelion, Virginia Dwarf-dandelion	N
  Kummerowia stipulacea (Maxim.) Makino	Korean-clover	I
  Kummerowia striata (Thunb.) Schindl.	Japanese-clover	I
  Lactuca canadensis L.	Wild Lettuce	N
  Lactuca floridana (L.) Gaertn.	Florida Blue Lettuce, Woodland Lettuce	N
  Lactuca hirsuta Muhl. ex Nutt.	Hairy Lettuce	N
  Lactuca serriola L.	Prickly Lettuce	I
  Lamium amplexicaule L. var. amplexicaule	Henbit, Henbit Dead-nettle	I
  Lamium purpureum L.	Red Dead-nettle, Purple Dead-nettle	I
  Laportea canadensis (L.) Weddell	Wood Nettle	N
  Lathyrus hirsutus L.	Caley Pea, Singletary Pea	I
  Lathyrus latifolius L.	Everlasting Pea, Perennial Sweet Pea	I
  Lechea minor L.	Thyme-leaf Pinweed	N
  Lechea pulchella Raf.	Leggett's Pinweed	N
  Lechea pulchella Raf. var. pulchella	Leggett's Pinweed	N
  Lechea racemulosa Michx.	Common Pinweed, Illinois Pinweed	N
  Lechea tenuifolia Michx.	Slender Pinweed, Narrow-leaf Pinweed	N
  Leersia oryzoides (L.) Sw.	Rice Cutgrass	N
  Leersia virginica Willd.	White Grass, White Cutgrass, Virginia Cutgrass	N
  Leonurus cardiaca L. ssp. cardiaca	Motherwort, Lion's-tail	I
  Lepidium campestre (Linnaeus) R. Brown	Field Pepperweed, Field Peppergrass, Cow Cress	I
  Lepidium densiflorum Schrad.	Common Pepperweed, Prairie Peppergrass, Green-flowered Peppergrass	I
  Lepidium virginicum L. var. virginicum	Virginia Pepperweed, Virginia Peppergrass, Common Peppergrass, Poor Man's Pepper	N
  Lespedeza bicolor Turcz.	Shrubby Bush-clover, Bicolor Lespedeza, Shrub Lespedeza,	I
  Lespedeza capitata Michx.	Round-headed Lespedeza, Round-headed Bush-clover	N
  Lespedeza cuneata (Dum.-Cours.) G. Don	Sericea Lespedeza, Chinese Lespedeza	I
  Lespedeza frutescens (L.) Ell.	Violet Lespedeza, Violet Bush-clover	N
  Lespedeza hirta (L.) Hornemann var. hirta	Hairy Lespedeza, Hairy Bush-clover	N
  Lespedeza procumbens Michx.	Trailing Lespedeza, Trailing Bush-clover	N
  Lespedeza repens (L.) W. Bart.	Creeping Lespedeza, Creeping Bush-clover	N
  Lespedeza stuevei Nutt.	Tall Lespedeza, Velvety Lespedeza, Tall Bush-clover	N
  Lespedeza violacea (L.) Pers.	Wand Lespedeza, Wand Bush-clover	N
  Lespedeza virginica (L.) Britt.	Slender Lespedeza, Slender Bush-clover	N
  Leucanthemum vulgare Lam.	Oxeye Daisy	I
  Liatris pilosa (Aiton) Willd.	Grass-leaf Blazing Star, Grass-leaf Gayfeather	N
  Liatris squarrosa (L.) Michx. var. squarrosa	Scaly Blazing Star	N
  Ligustrum sinense Louriere	Chinese Privet	I
  Lilium superbum L.	Turk's-cap Lily	N
  Linaria canadensis (L.) Dumont	Blue Toadflax, Canada Toadflax	N
  Linaria vulgaris P. Mill.	Butter-and-eggs, Yellow Toadflax	I
  Lindera benzoin (L.) Blume	Spicebush	N
  Lindernia anagallidea (Michx.) Pennell	Long-stalked False Pimpernel	N
  Lindernia dubia (L.) Pennell var. dubia	False Pimpernel, Yellow-seed False Pimpernel	N
  Linum intercursum Bickn.	Sandplain Flax	N
  Linum medium (Planch.) Britton var. texanum (Planch.) Fern.	Stiff Yellow Flax, Common Yellow Flax	N
  Linum striatum Walt.	Ridged Yellow Flax	N
  Linum virginianum L.	Virginia Yellow Flax, Woodland Flax	N
  Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl.	Lily-leaved Twayblade, Large Twayblade	N
  Liquidambar styraciflua L.	Sweetgum	N
  Liriodendron tulipifera L.	Tulip-Poplar, Yellow Poplar, Tuliptree	N
  Lithospermum virginianum L.	Virginia False Gromwell, Virginia Marbleseed	N
  Lobelia cardinalis L.	Cardinal Flower	N
  Lobelia georgiana McVaugh	Southern Lobelia	N
  Lobelia inflata L.	Indian Tobacco	N
  Lobelia nuttallii J. A.Schultes	Nuttall's Lobelia	N
  Lobelia puberula Michaux	Downy Lobelia	N
  Lobelia spicata Lam.	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. scaposa McVaugh	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. spicata	Pale-spike Lobelia	N
  Lolium arundinaceum (Schreb.) Darbysh.	Tall Fescue, Alta Fescue	I
  Lolium perenne L.	Rye Grass	I
  Lolium perenne L. var. aristatum Willd.	Italian Rye Grass, Annual Rye Grass	I
  Lolium perenne L. var. perenne	English Rye Grass, Perennial Rye Grass	I
  Lonicera japonica Thunb.	Japanese Honeysuckle	I
  Lonicera maackii (Rupr.) Maximowicz var. maackii	Amur Honeysuckle	I
  Lonicera sempervirens L.	Trumpet Honeysuckle, Coral Honeysuckle	N
  Lorinseria areolata (L.) Presl	Netted Chain Fern	N
  Ludwigia alternifolia L.	Seedbox, Alternate-leaved Seedbox	N
  Ludwigia decurrens Walter	Wing-leaved Primrose-willow, Winged Water-primrose	N
  Ludwigia glandulosa Walter	Cylindric-fruited Primrose-willow	N
  Ludwigia hexapetala (Hook. & Arn.) Zardini, Gu, & Raven	Large-flowered Primrose-willow, Common Water-primrose	I
  Ludwigia hirtella Raf.	Rafinesque's Seedbox, Spindleroot	N
  Ludwigia palustris (L.) Elliott	Marsh Seedbox, Common Water-purslane	N
  Lupinus perennis L.	Sundial Lupine	N
  Luzula acuminata Raf.	Hairy Woodrush	N
  Luzula acuminata Raf. var. carolinae (S. Wats.) Fern.	Southern Hairy Woodrush	N
  Luzula bulbosa (Wood) Smyth & Smyth	Bulbous Woodrush	N
  Luzula echinata (Small) F.J. Hermann	Spreading Woodrush	N
  Luzula multiflora (Ehrhart) Lejeune var. multiflora	Common Woodrush	N
  Lycopodiella appressa (Chapman) Cranfill	Southern Bog Clubmoss	N
  Lycopus americanus Muhl. ex W. Bart.	American Bugleweed	N
  Lycopus rubellus Moench	Taper-leaf Water Horehound, Stalked Water Horehound	N
  Lycopus virginicus L.	Virginia Bugleweed, Virginia Water Horehound	N
  Lygodium palmatum (Bernh.) Sw.	American Climbing Fern, Hartford Fern	N
  Lyonia ligustrina (L.) DC. var. ligustrina	Maleberry, He-Huckleberry	N
  Lyonia mariana (L.) D. Don	Staggerbush	N
  Lysimachia nummularia L.	Moneywort, Creeping Jenny	I
  Lysimachia quadrifolia L.	Whorled Loosestrife	N
  Lysimachia terrestris (L.) B.S.P.	Swamp Loosestrife, Bog Loosestrife, Swamp Candles	N
  Maclura pomifera (Raf.) Schneid.	Osage Orange, Hedge Apple, Bois-d'arc	I
  Magnolia virginiana L.	Sweetbay, Sweetbay Magnolia, Swamp Magnolia	N
  Maianthemum racemosum (L.) Link	Eastern Solomon's-plume, False Solomon's-seal	N
  Malaxis unifolia Michaux	Green Adder's-mouth	N
  Malva neglecta Wallroth	Common Mallow, Cheeses	I
  Malva sylvestris L.	High Mallow	I
  Matelea carolinensis (Jacq.) Woods.	Carolina Milkvine	N
  Matelea obliqua (Jacq.) Woods.	Climbing Milkvine	N
  Mecardonia acuminata (Walter) Small var. acuminata	Mecardonia, Axil-flower	N
  Medeola virginiana L.	Indian Cucumber-root	N
  Medicago lupulina L.	Black Medick	I
  Medicago sativa L.	Alfalfa, Lucerne	I
  Melanthium virginicum L.	Bog Bunchflower, Virginia Bunchflower	N
  Melica mutica Walt.	Two-flower Melic	N
  Melilotus albus Medikus	White Sweet-clover	I
  Melilotus officinalis (L.) Lam.	Yellow Sweet-clover	I
  Menispermum canadense L.	Canada Moonseed, Common Moonseed, Yellow Parilla	N
  Mentha ×gracilis Sole	Ginger Mint, Creeping Whorled Mint	I
  Mentha ×piperita L.	Peppermint	I
  Mentha ×rotundifolia (L.) Huds.	Apple Mint	I
  Mertensia virginica (L.) Pers. ex Link	Virginia Bluebells, Virginia Cowslip	N
  Micranthes pensylvanica (L.) Haw.	Swamp Saxifrage	N
  Micranthes virginiensis (Michaux) Small	Early Saxifrage	N
  Microstegium vimineum (Trin.) A. Camus	Japanese Stiltgrass, Nepalese Brown-top, Japanese Grass	I
  Mikania scandens (L.) Willd.	Climbing Hempweed	N
  Mimulus alatus Aiton	Winged Monkeyflower	N
  Mimulus ringens L. var. ringens	Square-stemmed Monkeyflower, Allegheny Monkeyflower	N
  Mitchella repens L.	Partridge-berry	N
  Mollugo verticillata L.	Carpetweed, Green Carpetweed, Indian Chickweed	I
  Monarda fistulosa L.	Wild Bergamot	N
  Monarda fistulosa L. var. fistulosa	Appalachian Bergamot	N
  Monarda punctata L. var. punctata	Horsemint, Spotted Beebalm	N
  Monotropa uniflora L.	Indian Pipe	N
  Morus alba L.	White Mulberry	I
  Morus rubra L.	Red Mulberry	N
  Muhlenbergia schreberi J.F. Gmel.	Nimblewill	N
  Mummenhoffia alliacea (L.) Esmailbegi & Al-Shehbaz	Roadside Pennycress, Garlic Pennycress	I
  Murdannia keisak (Hasskarl) Handel-Mazzetti	Marsh Dewflower	I
  Muscadinia rotundifolia (Michx.) Small var. rotundifolia	Muscadine Grape, Scuppernong	N
  Muscari comosum (L.) P. Mill.	Tassel Grape-hyacinth	I
  Muscari neglectum Guss. ex Ten.	Grape-hyacinth	I
  Myosotis macrosperma Englem.	Large-seed Forget-me-not	N
  Myosotis verna Nutt.	Early Forget-me-not, Spring Forget-me-not	N
  Nabalus albus (L.) Hooker	White Rattlesnake-root	N
  Nabalus serpentarius (Pursh) Hooker	Lion's foot, Cankerweed	N
  Nepeta cataria L.	Catnip, Catmint	I
  Nuphar advena (Ait.) Ait.f.	Yellow Pond-lily, Common Spatterdock	N
  Nyssa sylvatica Marshall	Black Gum, Sour Gum	N
  Obolaria virginica L.	Pennywort	N
  Oenothera biennis L.	Common Evening-primrose	N
  Oenothera fruticosa L.	Narrow-leaf Sundrops, Southern Sundrops	N
  Oenothera gaura W.L. Wagner & Hoch	Biennial Gaura, Northeastern Gaura	N
  Oenothera laciniata Hill	Cutleaf Evening-primrose	N
  Oenothera pilosella Raf. ssp. pilosella	Meadow Evening-primrose, Prairie Sundrops	N
  Oenothera tetragona Roth	Sundrops	N
  Onoclea sensibilis L.	Sensitive Fern, Bead Fern	N
  Ophioglossum pycnostichum (Fernald) A. & D. Love	Southern Adder's-tongue	N
  Oplismenus undulatifolius (Ard.) P. Beauv.	Wavyleaf Basketgrass, Wavyleaf Grass	I
  Opuntia humifusa complex	Eastern Prickly-pear	N
  Opuntia mesacantha Raf. ssp. mesacantha		N
  Orbexilum psoralioides (Walter) Vincent	Sampson's Snakeroot	N
  Ornithogalum umbellatum L.	Common Star-of-Bethlehem	I
  Orontium aquaticum L.	Golden Club	N
  Osmunda spectabilis Willd.	Royal Fern	N
  Osmundastrum cinnamomeum (L.) C. Presl var. cinnamomeum	Cinnamon Fern	N
  Oxalis dillenii Jacquin	Southern Yellow Wood-sorrel	N
  Oxalis florida Salisbury	Slender Yellow Wood-sorrel	N
  Oxalis stricta L.	Common Yellow Wood-sorrel	N
  Oxalis violacea L.	Violet Wood-sorrel	N
  Oxydendrum arboreum (L.) DC.	Sourwood, Sorrel Tree	N
  Oxypolis rigidior (L.) Raf.	Cowbane, Stiff Cowbane	N
  Packera anonyma (Wood) W.A. Weber & A. Love	Small's Ragwort	N
  Packera aurea (L.) A. & D. Love	Golden Ragwort, Heartleaf Ragwort	N
  Packera tomentosa (Michx.) C. Jeffrey	Woolly Ragwort	N
  Panicum capillare L. ssp. capillare	Witch Grass	N
  Panicum dichotomiflorum Michx. var. dichotomiflorum	Spreading Panic Grass, Fall Panic Grass	N
  Paronychia canadensis (L.) Wood	Smooth Forked Nailwort	N
  Parthenium auriculatum Britt.	Glade Wild Quinine	N
  Parthenium integrifolium L. var. integrifolium	Common Wild Quinine	N
  Parthenocissus quinquefolia (L.) Planch.	Virginia-creeper	N
  Paspalum dilatatum Poir.	Dallis Grass	I
  Paspalum floridanum Michx.	Florida Paspalum	N
  Paspalum laeve Michx.	Field Paspalum	N
  Paspalum setaceum Michx.	Thin Paspalum, Slender Paspalum	N
  Paspalum setaceum Michx. var. mühlenbergii (Nash) Fern.	Muhlenberg's Slender Paspalum	N
  Passiflora incarnata L.	Purple Passionflower, Maypop	N
  Passiflora lutea L.	Yellow Passionflower	N
  Paulownia tomentosa (Thunb.) Steud.	Royal Paulownia, Princess Tree, Empress Tree	I
  Pedicularis canadensis L.	Lousewort, Wood-betony	N
  Peltandra virginica (L.) Schott	Arrow-arum, Tuckahoe	N
  Penstemon australis Small	Southern Beard-tongue, Sandhill Beard-tongue	N
  Penstemon canescens (Britt.) Britt.	Gray Beard-tongue, Eastern Gray Beard-tongue	N
  Penstemon digitalis Nutt. ex Sims	Foxglove Beard-tongue, Tall White Beard-tongue
  Penstemon laevigatus Aiton	Smooth Beard-tongue, Eastern Smooth Beard-tongue	N
  Penstemon pallidus Small	Eastern Pale Beard-tongue	N
  Penthorum sedoides L.	Ditch Stonecrop	N
  Perilla frutescens (L.) Britt.	Perilla, Beefsteak Plant	I
  Persicaria arifolia (L.) Haraldson	Halberd-leaf Tearthumb	N
  Persicaria densiflora (Meisner) Moldenke	Dense-flowered Smartweed	N
  Persicaria hydropiperoides (Michx.) Small	Mild Water-pepper, Marsh-pepper Smartweed	N
  Persicaria longiseta (Bruijn) Kitagawa	Long-bristled Smartweed, Bristly Lady's-Thumb	I
  Persicaria maculosa Gray	Lady's-thumb, Spotted Lady's-thumb	I
  Persicaria pensylvanica (L.) M. Gomez	Pennsylvania Smartweed, Pinkweed	N
  Persicaria punctata (Ell.) Small	Dotted Smartweed	N
  Persicaria sagittata (L.) H. Gross ex Nakai	Arrow-leaf Tearthumb	N
  Persicaria setacea (Baldw.) Small	Bog Smartweed, Swamp Smartweed	N
  Persicaria virginiana (L.) Gaertn.	Virginia Knotweed, Jumpseed	N
  Phacelia dubia (L.) Trel. var. dubia	Appalachian Phacelia	N
  Phaseolus polystachios (L.) BSP	Wild Bean, Thicket Bean	N
  Phegopteris hexagonoptera (Michx.) Fee	Broad Beech Fern	N
  Phemeranthus teretifolius (Pursh) Raf.	Roundleaf Fameflower, Quill Fameflower, Appalachian Fameflower	N
  Phlox carolina L.	Carolina Phlox, Thick-leaf Phlox	N
  Phlox glaberrima L.	Smooth Phlox	N
  Phlox ovata L.	Mountain Phlox, Appalachian Phlox	N
  Phoradendron leucarpum (Raf.) Reveal & M.C. Johnston ssp. leucarpum	American Mistletoe, Eastern Mistletoe	N
  Phryma leptostachya L.	Lopseed, American Lopseed	N
  Phyllanthus caroliniensis Walt. ssp. caroliniensis	Carolina Leaf-flower	N
  Physalis heterophylla Nees	Clammy Ground-cherry	N
  Physalis longifolia Nuttall var. subglabrata (Mackenzie & Bush) Cronq.	Longleaf Ground-cherry	N
  Physalis pubescens L.	Downy Ground-cherry	N
  Physalis virginiana P. Miller	Virginia Ground-cherry	N
  Physocarpus opulifolius (L.) Maxim. var. opulifolius	Common Ninebark, Eastern Ninebark	N
  Phytolacca americana L. var. americana	Common Pokeweed	N
  Pilea pumila (L.) Gray	Clearweed, Greenfruit Clearweed	N
  Pilosella caespitosa (Dum.) P.D. Sell & C. West	Meadow Hawkweed, Yellow King-devil	I
  Pilosella officinarum F. Schultz & Schultz Bip.	Mouse-ear Hawkweed	I
  Pinus echinata Miller	Shortleaf Pine	N
  Pinus taeda L.	Loblolly Pine	N
  Pinus virginiana Miller	Virginia Pine, Scrub Pine	N
  Piptochaetium avenaceum (L.) Parodi	Eastern Needlegrass	N
  Pityopsis aspera (Shuttlw. ex Small) Small var. adenolepis (Fern.) Semple & Bowers	Pineland Golden-aster	N
  Pityopsis nervosa (Willd.) Dress	Grass-leaved Golden-aster	N
  Plantago aristata Michxaux	Bracted Plantain, Large-bracted Plantain	I
  Plantago lanceolata L.	English Plantain, Rib-grass	I
  Plantago rugelii Dcne.	American Plantain, Broad-leaved Plantain, Blackseed Plantain	N
  Plantago virginica L.	Virginia Plantain, Paleseed Plantain	N
  Platanthera clavellata (Michx.) Luer	Small Green Wood Orchid	N
  Platanthera flava (L.) Lindl.	Rein Orchid	N
  Platanthera flava (L.) Lindl. var. flava	Southern Rein Orchid, Southern Gypsy-spike	N
  Platanthera lacera (Michx.) G. Don	Ragged Fringed Orchid, Green Fringed Orchid	N
  Platanus occidentalis L.	Sycamore, American Sycamore	N
  Pleopeltis michauxiana (Weath.) Hickey & Sprunt	Resurrection Fern, Scaly Polypody	N
  Pluchea camphorata (L.) DC.	Camphorweed, Camphor Pluchea	N
  Poa annua L.	Annual Bluegrass	I
  Poa autumnalis Muhl. ex Ell.	Autumn Bluegrass	N
  Poa bulbosa L. ssp. vivipara (Koel.) Arcang.	Bulbous Bluegrass	I
  Poa compressa L.	Flat-stemmed Bluegrass	I
  Poa cuspidata Nutt.	Early Bluegrass, Short-leaved Bluegrass	N
  Poa pratensis L.	Kentucky Bluegrass	I
  Poa sylvestris Gray	Woodland Bluegrass	N
  Poa trivialis L. ssp. trivialis	Rough Bluegrass	I
  Podophyllum peltatum L.	Mayapple	N
  Polygonatum biflorum (Walt.) Ell.	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. biflorum	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. commutatum (J.A. & J.H. Schultes) Morong	Large Solomon's-seal, King Solomon's-seal	N
  Polygonum aviculare L.	Prostrate Knotweed, Knotgrass	I
  Polypodium virginianum L.	Common Rock Polypody, Common Rockcap Fern	N
  Polypremum procumbens L.	Juniper-leaf, Rustweed, Polypremum	N
  Polystichum acrostichoides (Michx.) Schott	Christmas Fern	N
  Pontederia cordata L. var. cordata	Pickerelweed	N
  Populus alba L.	White Poplar, Silver Poplar	I
  Populus deltoides Bartram ex Marshall ssp. deltoides	Eastern Cottonwood	N
  Populus grandidentata Michx.	Bigtooth Aspen	N
  Populus ×canadensis Moench		I
  Populus ×canescens (Ait.) Sm.	Gray Poplar	I
  Portulaca oleracea L.	Common Purslane, Garden Purslane	I
  Potamogeton amplifolius Tuckerman	Bigleaf Pondweed, Large-leaf Pondweed	N
  Potamogeton diversifolius Raf.	Waterthread Pondweed, Common Snailseed Pondweed	N
  Potamogeton nodosus L.	Longleaf Pondweed, American Pondweed	N
  Potentilla canadensis L.	Dwarf Cinquefoil, Canada Cinquefoil	N
  Potentilla indica (Andr.) T. Wolf	Indian-strawberry	I
  Potentilla norvegica L.	Rough Cinquefoil	N
  Potentilla recta L.	Sulphur Cinquefoil, Rough-fruited Cinquefoil	I
  Potentilla simplex Michx.	Common Cinquefoil	N
  Proserpinaca palustris L.	Common Mermaid-weed	N
  Prunella vulgaris L.	Self-heal, Heal-all	N
  Prunus americana Marshall	American Wild Plum	N
  Prunus angustifolia Marshall	Chickasaw Plum	N
  Prunus avium (L.) L.	Sweet Cherry, Bird Cherry	I
  Prunus serotina Ehrhart ssp. serotina	Black Cherry, Wild Black Cherry	N
  Pseudognaphalium obtusifolium (L.) Hilliard & Burtt	Sweet Everlasting, Catfoot, Rabbit Tobacco	N
  Pteridium aquilinum (L.) Kuhn	Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. latiusculum (Desv.) Hulten	Eastern Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. pseudocaudatum (Clute) Hulten	Southern Bracken Fern	N
  Pycnanthemum curvipes (Greene) Grant & Epling	Tennessee Mountain-mint	N
  Pycnanthemum incanum (L.) Michx. var. incanum	Hoary Mountain-mint	N
  Pycnanthemum incanum complex	Hoary Mountain-mint	N
  Pycnanthemum loomisii Nutt.	Loomis' Mountain-mint	N
  Pycnanthemum muticum (Michx.) Pers.	Short-toothed Mountain-mint, Clustered Mountain-mint	N
  Pycnanthemum pycnanthemoides (Leavenworth) Fern.	Southern Mountain-mint	N
  Pycnanthemum tenuifolium Schrad.	Narrow-leaf Mountain-mint, Slender Mountain-mint	N
  Pyrola americana Sweet	Round-leaved Pyrola, American Wintergreen	N
  Pyrrhopappus carolinianus (Walt.) DC.	Carolina False Dandelion	N
  Pyrus calleryana Dcne.	Callery Pear	I
  Quercus alba Linnaeus	White Oak	N
  Quercus coccinea Muenchhausen	Scarlet Oak	N
  Quercus falcata Michaux	Southern Red Oak, Spanish Oak	N
  Quercus imbricaria Michaux	Shingle Oak	N
  Quercus lyrata Walter	Overcup Oak	N
  Quercus marilandica Muenchhausen var. marilandica	Blackjack Oak	N
  Quercus michauxii Nuttall	Swamp Chestnut Oak, Basket Oak	N
  Quercus montana Willd.	Chestnut Oak, Rock Chestnut Oak	N
  Quercus muehlenbergii Engelmann	Chinquapin Oak, Chinkapin Oak, Yellow Oak	N
  Quercus nigra Linnaeus	Water Oak	N
  Quercus palustris Muenchhausen	Pin Oak	N
  Quercus phellos Linnaeus	Willow Oak	N
  Quercus prinoides Willdenow	Dwarf Chinquapin Oak, Dwarf Chinkapin Oak	N
  Quercus rubra Linnaeus var. rubra	Northern Red Oak	N
  Quercus shumardii Buckley	Shumard Oak	N
  Quercus stellata Wangenheim	Post Oak	N
  Quercus velutina Lamarck	Black Oak	N
  Ranunculus abortivus L.	Kidneyleaf Buttercup	N
  Ranunculus bulbosus L.	Bulbous Buttercup	I
  Ranunculus flabellaris Raf.	Yellow Water Crowfoot	N
  Ranunculus hispidus Michx.	Bristly Buttercup, Hispid Buttercup	N
  Ranunculus parviflorus L.	Small-flowered Buttercup, Stick-seed Crowfoot	I
  Ranunculus pusillus Poir.	Low Spearwort	N
  Ranunculus recurvatus Poir. var. recurvatus	Hooked Buttercup, Hooked Crowfoot	N
  Ratibida pinnata (Vent.) Barnh.	Gray-headed Coneflower	I
  Reynoutria japonica Houttuyn var. japonica	Japanese Knotweed	I
  Rhexia mariana L. var. mariana	Maryland Meadow Beauty, Pale Meadow Beauty	N
  Rhexia ventricosa Fernald & Griscom	Swollen Meadow Beauty	N
  Rhexia virginica L.	Virginia Meadow Beauty	N
  Rhododendron periclymenoides (Michx.) Shinners	Wild Azalea, Pinxterflower, Pinxterbloom Azalea	N
  Rhododendron viscosum (L.) Torr. var. viscosum	Swamp Azalea, Clammy Azalea	N
  Rhus aromatica Aiton var. aromatica	Fragrant Sumac	N
  Rhus copallinum L. var. latifolia Engler	Winged Sumac, Shining Sumac	N
  Rhus glabra L.	Smooth Sumac	N
  Rhynchosia tomentosa (L.) Hook. & Arnott	Hairy Snoutbean	N
  Rhynchospora capitellata (Michaux) Vahl	Brownish Beaksedge	N
  Rhynchospora chalarocephala Fernald and Gale	Loose-headed Beaksedge	N
  Rhynchospora corniculata (Lam.) Gray	Short-bristled Horned Beaksedge	N
  Rhynchospora globularis (Chapman) Small	Globe Beaksedge	N
  Rhynchospora rariflora (Michaux) Elliott	Few-flowered Beaksedge	N
  Rhynchospora recognita (Gale) Kral	Round-headed Beaksedge	N
  Robinia pseudoacacia L.	Black Locust	N
  Rorippa palustris (L.) Besser ssp. palustris	Marsh Yellow Cress	N
  Rorippa palustris (L.) Besser ssp. hispida (Desv.) Jonsell	Hairy Marsh Yellow Cress	N
  Rosa carolina L. ssp. carolina	Carolina Rose, Pasture Rose	N
  Rosa multiflora Thunb. ex Murr.	Multiflora Rose	I
  Rosa palustris Marsh.	Swamp Rose	N
  Rotala ramosior (L.) Koehne	Toothcup	N
  Rubus allegheniensis Porter	Allegheny Blackberry	N
  Rubus bifrons Vest	European Blackberry, Himalayan Blackberry	I
  Rubus cuneifolius Pursh	Sand Blackberry	N
  Rubus flagellaris Willd.	Common Dewberry	N
  Rubus hispidus L.	Bristly Dewberry, Swamp Dewberry	N
  Rubus occidentalis L.	Black Raspberry	N
  Rubus pensilvanicus Poir.	Pennsylvania Blackberry, Prickly Blackberry	N
  Rudbeckia fulgida Ait. var. fulgida	Orange Coneflower	N
  Rudbeckia hirta L. var. pulcherrima Farwell	Black-eyed Susan	N
  Rudbeckia laciniata L.	Cut-leaf Coneflower, Common Cut-leaf Coneflower, Green-headed Coneflower	N
  Rudbeckia laciniata L. var. digitata (Mill.) Fiori	Southeastern Cut-leaf Coneflower	N
  Rudbeckia triloba L. var. triloba	Three-lobed Coneflower, Brown-eyed Susan	N
  Ruellia caroliniensis (Gmelin) Steudel	Carolina Wild-petunia, Common Wild-petunia	N
  Ruellia purshiana Fernald	Pursh's Wild-petunia	N
  Rumex crispus L. ssp. crispus	Curly Dock	I
  Rumex obtusifolius L.	Bitter Dock, Broad-leaf Dock	I
  Rumex verticillatus L.	Swamp Dock	N
  Sabatia angularis (L.) Pursh	Rose-pink	N
  Sagina decumbens (Ell.) Torrey & A. Gray ssp. decumbens	Trailing Pearlwort	N
  Sagittaria latifolia Willd. var. pubescens (Muhl. ex Nutt.) J.G. Smith	Hairy Arrowhead	N
  Sagittaria latifolia Willdenow	Broad-leaved Arrowhead, Duck Potato, Wapato	N
  Salix humilis Marshall	Prairie Willow, Upland Willow	N
  Salix nigra Marsh.	Black Willow	N
  Salvia lyrata L.	Lyre-leaf Sage	N
  Salvia urticifolia L.	Nettle-leaf Sage	N
  Sambucus canadensis L.	Common Elderberry	N
  Sanguinaria canadensis L.	Bloodroot	N
  Sanicula canadensis L. var. canadensis	Black Snakeroot	N
  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe	Clustered Snakeroot	N
  Sanicula smallii Bickn.	Small's Snakeroot, Small's Sanicle	N
  Saponaria officinalis L.	Soapwort, Bouncing Bet	I
  Sassafras albidum (Nutt.) Nees	Sassafras	N
  Saururus cernuus L.	Lizard's-tail, Water-dragon	N
  Sceptridium biternatum (Savigny) Lyon	Southern Grape Fern	N
  Sceptridium dissectum (Sprengel) Lyon	Cut-leaf Grape Fern, Dissected Grape Fern	N
  Schizachyrium scoparium (Michx.) Nash var. scoparium	Little Bluestem	N
  Schoenoplectiella purshiana (Fernald) K. Lye var. purshiana	Blunt-scale Bulrush, Weak-stalk Bulrush	N
  Schoenoplectus tabernaemontani (Gmelin) Palla	Soft-stem Bulrush	N
  Scirpus cyperinus (L.) Kunth	Woolgrass	N
  Scirpus georgianus Harper	Georgia Bulrush	N
  Scirpus polyphyllus Vahl	Leafy Bulrush	N
  Scleranthus annuus L. ssp. annuus	Knawel, Annual Knawel	I
  Scleria muehlenbergii Steudel	Pitted Nutrush	N
  Scleria oligantha Michaux	Little-headed Nutrush, Few-Flowered Nutrush	N
  Scleria pauciflora Muhl. ex Willd.	Carolina Nutrush, Papillose Nutrush	N
  Scleria pauciflora Muhl. ex Willd. var. caroliniana A.W. Wood	Carolina Nutrush	N
  Scleria pauciflora Muhl. ex Willd. var. pauciflora	Papillose Nutrush	N
  Scutellaria elliptica Muhl. ex Spreng.	Hairy Skullcap	N
  Scutellaria elliptica Muhl. ex Spreng. var. elliptica	Hairy Skullcap	N
  Scutellaria incana Biehler	Hoary Skullcap, Downy Skullcap	N
  Scutellaria integrifolia L.	Hyssop Skullcap	N
  Scutellaria lateriflora L.	Mad-dog Skullcap, Blue Skullcap	N
  Scutellaria nervosa Pursh	Veined Skullcap, Veiny Skullcap	N
  Scutellaria serrata Andr.	Showy Skullcap	N
  Secale cereale L.	Rye	I
  Securigera varia (L.) Lassen	Crown Vetch	I
  Sedum ternatum Michx.	Wild Stonecrop, Woodland Stonecrop	N
  Selaginella apoda (L.) Spring	Meadow Spikemoss	N
  Selaginella rupestris (L.) Spring	Rock Spikemoss	N
  Senega curtissii (A. Gray) J.F.B. Pastore & J.R. Abbott	Curtiss' Milkwort	N
  Senega incarnata (L.) J.F.B. Pastore & J.R. Abbott	Pink Milkwort, Procession Flower	N
  Senega mariana (P. Mill.) J.F.B. Pastore & J.R. Abbott	Maryland Milkwort	N
  Senega nuttallii (Torr. & A. Gray) J.F.B. Pastore & J.R. Abbott	Nuttall's Milkwort	N
  Senega officinalis Spach	Seneca Snakeroot	N
  Senega sanguinea (L.) J.F.B. Pastore & J.R. Abbott	Field Milkwort, Purple Milkwort	N
  Senega verticillata (L.) J.F.B. Pastore & J.R. Abbott	Whorled Milkwort	N
  Senna hebecarpa (Fernald) Irwin & Barneby	American Senna, Northern Wild Senna	N
  Senna marilandica (L.) Link	Maryland Wild Senna, Southern Wild Senna	N
  Sericocarpus asteroides (L.) B.S.P.	Toothed White-top Aster	N
  Sericocarpus linifolius (L.) B.S.P.	Narrow-leaf White-top Aster	N
  Setaria faberi Herrm.	Nodding Bristlegrass, Japanese Bristlegrass	I
  Setaria parviflora (Poir.) Kerguelen	Knotroot Bristlegrass, Knotroot Foxtail	N
  Sicyos angulatus L.	Bur Cucumber, One-seeded Bur Cucumber, Star Cucumber	N
  Sida spinosa L.	Prickly Sida, Prickly Mallow	I
  Silene antirrhina L.	Sleepy Catchfly	N
  Silene caroliniana Walt. var. pensylvanica (Michx.) Fernald	Wild Pink, Northern Wild Pink	N
  Silene latifolia Poir.	White Campion, Evening Lychnis	I
  Silene stellata (L.) Ait. f.	Starry Campion	N
  Silene virginica L.	Fire Pink	N
  Silphium asteriscus L.	Rosin Weed	N
  Silphium asteriscus L. var. trifoliatum (L.) Clevinger	Whorled Rosin Weed	N
  Silphium compositum Michx. var. compositum	Carolina Rosin Weed	N
  Sisymbrium altissimum Linnaeus	Tall Tumble Mustard	I
  Sisyrinchium angustifolium P. Mill.	Narrow-leaved Blue-eyed-grass	N
  Sisyrinchium mucronatum Michx.	Needle-tip Blue-eyed-grass	N
  Sitobolium punctilobulum (Michaux) Desvaux	Hay-scented Fern	N
  Sium suave Walt.	Water Parsnip	N
  Smallanthus uvedalia (L.) Mackenzie ex Small	Hairy Leafcup, Yellow-flowered Leafcup, Bear's-foot	N
  Smilax bona-nox L. var. bona-nox	Catbrier, Fringed Greenbrier	N
  Smilax glauca Walt.	White-leaf Greenbrier, Sawbrier	N
  Smilax herbacea L.	Carrion-flower, Common Carrion-flower, Smooth Carrion-flower	N
  Smilax hispida Raf.	Bristly Greenbrier, Chinaroot	N
  Smilax laurifolia L.	Laurel-leaf Greenbrier, Bamboo-vine, Blaspheme-vine	N
  Smilax pulverulenta Michx.	Hairy Carrion-flower, Downy Carrion-flower	N
  Smilax rotundifolia L.	Common Greenbrier, Bullbrier, Horsebrier	N
  Solanum carolinense L. var. carolinense	Horse-nettle, Carolina Horse-nettle	N
  Solanum emulans Raf.	Eastern Black Nightshade	N
  Solanum rostratum Dunal	Buffalo-bur, Kansas-thistle	I
  Solidago altissima L. var. altissima	Tall Goldenrod	N
  Solidago arguta Ait.	Sharp-leaved Goldenrod, Cut-leaved Goldenrod	N
  Solidago arguta Ait. var. caroliniana Gray	Atlantic Goldenrod	N
  Solidago bicolor L.	Silverrod, White Goldenrod	N
  Solidago caesia L. var. caesia	Blue-stemmed Goldenrod, Wreath Goldenrod	N
  Solidago erecta Pursh	Erect Goldenrod, Slender Goldenrod	N
  Solidago gigantea Ait.	Late Goldenrod	N
  Solidago juncea Ait.	Early Goldenrod	N
  Solidago nemoralis Ait. var. nemoralis	Gray Goldenrod	N
  Solidago odora Ait.	Sweet Goldenrod, Anise-scented Goldenrod	N
  Solidago pinetorum Small	Small's Goldenrod, Pineywoods Goldenrod	N
  Solidago rigida L. var. rigida	Stiff Goldenrod	N
  Solidago rugosa P. Mill.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. aspera (Ait.) Fern.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. rugosa	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago speciosa Nutt.	Showy Goldenrod	N
  Sonchus asper (L.) Hill	Spiny-leaf Sow Thistle	I
  Sophronanthe pilosa (Michx.) Small	Shaggy Hedge-hyssop	N
  Sorghastrum elliottii (C. Mohr) Nash	Slender Indian Grass	N
  Sorghastrum nutans (L.) Nash	Indian Grass, Yellow Indian Grass	N
  Sorghum halepense (L.) Pers.	Johnson Grass	I
  Sparganium americanum Nutt.	American Bur-reed	N
  Sphenopholis nitida (Biehler) Scribn.	Shiny Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. obtusata	Prairie Wedgegrass	N
  Spiraea tomentosa L.	Steeplebush, Hardhack	N
  Spiranthes cernua (L.) L.C. Rich.	Nodding Ladies'-tresses	N
  Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer	Southern Slender Ladies'-tresses	N
  Spiranthes ovalis Lindl. var. erostellata Catling	Oval Ladies'-tresses, October Ladies'-tresses	N
  Spiranthes tuberosa Raf.	Little Ladies'-tresses	N
  Spiranthes vernalis Engelm. & Gray	Twisted Ladies'-tresses, Spring Ladies'-tresses	N
  Sporobolus vaginiflorus (Torr. ex Gray) Wood	Poverty Dropseed, Sheathed Dropseed	N
  Stachys aspera Michx.	Rough Hedge-nettle	N
  Stachys hispida Pursh	Hispid Hedge-nettle, Bristly Hedge-nettle	N
  Stachys hyssopifolia Michx.	Hyssop-leaf Hedge-nettle, Hyssop Hedge-nettle	N
  Stachys matthewsii G.P. Fleming, J.B. Nelson, & J.F. Townsend	Yadkin Hedge-nettle	N
  Stachys tenuifolia Willd.	Smooth Hedge-nettle	N
  Staphylea trifolia L.	Bladdernut	N
  Steironema ciliatum (L.) Baudo	Fringed Loosestrife	N
  Stellaria media (L.) Vill.	Common Chickweed	I
  Stellaria pubera Michx.	Star Chickweed, Common Starwort, Giant Chickweed, Great Chickweed	N
  Strophostyles helvola (L.) Ell.	Beach Bean, Trailing Wild Bean, Amberique Bean	N
  Strophostyles umbellata (Muhl. ex Willd.) Britt.	Pink Wild Bean, Perennial Wild Bean	N
  Stylosanthes biflora (L.) B.S.P.	Pencilflower	N
  Swida amomum (P. Miller) Small	Silky Dogwood	N
  Swida foemina (P. Miller) Rydberg	Stiff Dogwood, Swamp Dogwood	N
  Symphoricarpos orbiculatus Moench	Coralberry
  Symphyotrichum concolor (L.) Nesom	Eastern Silvery Aster	N
  Symphyotrichum cordifolium (L.) Nesom	Heart-leaved Aster, Blue Wood Aster	N
  Symphyotrichum dumosum (L.) Nesom var. dumosum	Bushy Aster	N
  Symphyotrichum grandiflorum (L.) Nesom	Large-flowered Aster	N
  Symphyotrichum lanceolatum (Willd.) Nesom	Panicled Aster, Eastern Lined Aster	N
  Symphyotrichum lateriflorum (L.) A.& D. Love	Calico Aster, Starved Aster	N
  Symphyotrichum patens (Ait.) Nesom var. patens	Late Purple Aster	N
  Symphyotrichum pilosum (Willd.) Nesom	Frost Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pilosum	Frost Aster, White Old-field Aster, Awl Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pringlei (Gray) Nesom	Frost Aster; Pringle's Aster	N
  Symphyotrichum puniceum (L.) A.& D. Love var. puniceum	Purple-stem Aster	N
  Symphyotrichum racemosum (Ell.) Nesom var. racemosum	Small White Aster	N
  Symphyotrichum undulatum (L.) Nesom	Wavy-leaved Aster	N
  Symplocarpus foetidus (L.) Salisbury ex W.P. C. Barton	Skunk Cabbage	N
  Taraxacum officinale G.H. Weber ex Wiggers	Common Dandelion	I
  Taxodium distichum (L.) Richard	Baldcypress	N
  Tephrosia virginiana (L.) Pers.	Virginia Goat's-rue	N
  Teucrium canadense L. var. canadense	Canada Germander, American Germander	N
  Thalictrum amphibolum Greene	Skunk Meadow-rue	N
  Thalictrum pubescens Pursh	Common Tall Meadow-rue	N
  Thalictrum thalictroides (L.) Eames & Boivin	Rue-anemone	N
  Thaspium barbinode (Michx.) Nutt.	Hairy-jointed Meadow Parsnip	N
  Thaspium trifoliatum (L.) Gray	Meadow Parsnip, Purple Meadow Parsnip	N
  Thelypteris palustris Schott var. pubescens (Lawson) Fern.	Marsh Fern	N
  Thlaspi arvense Linnaeus	Field Pennycress	I
  Thyrsanthella difformis (Walter) Pichon	Climbing Dogbane	N
  Tiarella cordifolia L.	Heartleaf Foamflower	N
  Tilia americana L.	Basswood	N
  Tilia americana L. var. americana	American Basswood	N
  Tilia americana L. var. heterophylla (Vent.) Loud.	White Basswood	N
  Tipularia discolor (Pursh) Nutt	Cranefly Orchid	N
  Toxicodendron pubescens P.Miller	Poison Oak	N
  Toxicodendron radicans (L.) Kuntze var. radicans	Poison Ivy, Eastern Poison Ivy	N
  Tradescantia virginiana L.	Virginia Spiderwort	N
  Tragopogon dubius Scop.	Western Salsify, Yellow Salsify, Yellow Goat's-beard	I
  Triadenum tubulosum (Walt.) Gleason	Lesser Marsh St. John's-wort	N
  Triadenum walteri (J. G.Gmel.) Gleason	Greater Marsh St. John's-wort	N
  Trichostema dichotomum L.	Common Blue Curls, Forked Blue Curls	N
  Tridens flavus (L.) A.S. Hitchc.	Purpletop, Tall Redtop	N
  Trifolium arvense L.	Rabbit-foot Clover	I
  Trifolium aureum Pollich	Golden Clover, Large Hop Clover	I
  Trifolium campestre Schreb.	Low Hop Clover	I
  Trifolium dubium Sibthorp	Lesser Hop Clover, Least Hop Clover	I
  Trifolium hybridum L.	Alsike Clover	I
  Trifolium pratense L.	Red Clover	I
  Trifolium reflexum L.	Buffalo Clover	N
  Trifolium repens L.	White Clover, Dutch Clover	I
  Trifolium vesiculosum Savi	Arrowleaf Clover	I
  Triodanis biflora (Ruiz & Pavon) Greene	Small Venus' Looking-glass	N
  Triodanis perfoliata (L.) Nieuwl.	Venus' Looking-glass, Common Venus' Looking-glass	N
  Triosteum angustifolium L.	Lesser Horse-gentian, Yellow Horse-gentian	N
  Tripsacum dactyloides (L.) L. var. dactyloides	Eastern Gamagrass	N
  Typha angustifolia L.	Narrowleaf Cattail	N
  Typha latifolia L.	Common Cattail, Broadleaf Cattail	N
  Ulmus alata Michx.	Winged Elm	N
  Ulmus americana L.	American Elm	N
  Ulmus rubra Muhl.	Slippery Elm, Red Elm	N
  Utricularia biflora Lam.	Longspur Creeping Bladderwort	N
  Utricularia subulata L.	Slender Bladderwort, Zigzag Bladderwort	N
  Uvularia perfoliata L.	Perfoliate Bellwort	N
  Uvularia sessilifolia L.	Sessile Bellwort, Wild-oats	N
  Vaccinium fuscatum Ait.	Hairy Highbush Blueberry, Black Highbush Blueberry	N
  Vaccinium pallidum Ait.	Early Lowbush Blueberry, Hillside Blueberry	N
  Vaccinium stamineum L.	Deerberry	N
  Vaccinium ×marianum S. Wats. (pro sp.)		N
  Valerianella locusta (L.) Latterade	European Corn-salad, Lamb's-lettuce	I
  Valerianella radiata (L.) Dufr.	Beaked Corn-salad	N
  Verbascum blattaria L.	Moth Mullein	I
  Verbascum thapsus L. ssp. thapsus	Common Mullein, Great Mullein Woolly Mullein, Flannel-plant, Velvet-plant	I
  Verbena hastata L.	Blue Vervain, Common Vervain	N
  Verbena simplex Lehm.	Narrow-leaf Vervain	N
  Verbena urticifolia L.	White Vervain	N
  Verbesina alternifolia (L.) Britt. ex Kearney	Wingstem	N
  Verbesina occidentalis (L.) Walt.	Yellow Crownbeard	N
  Vernonia glauca (L.) Willd.	Upland Ironweed, Broad-leaf Ironweed	N
  Vernonia noveboracensis (L.) Michx.	New York Ironweed	N
  Veronica arvensis L.	Corn Speedwell, Wall Speedwell	I
  Veronica hederifolia L.	Ivy-leaf Speedwell	I
  Veronica officinalis L.	Common Speedwell
  Veronica peregrina L. var. peregrina	Common Purslane Speedwell	N
  Veronica persica Poiret	Bird's-eye Speedwell	I
  Veronica serpyllifolia L. var. serpyllifolia	Thyme-leaf Speedwell	I
  Veronicastrum virginicum (L.) Farwell	Culver's-root	N
  Viburnum acerifolium L.	Maple-leaf Viburnum, Dockmackie	N
  Viburnum dentatum complex	Arrow-wood	N
  Viburnum dentatum L.	Southern Arrow-wood	N
  Viburnum nudum L.	Southern Wild Raisin, Possum-haw	N
  Viburnum prunifolium L.	Black Haw	N
  Viburnum rafinesqueanum J. A. Schultes	Downy Arrow-wood	N
  Viburnum recognitum Fernald	Smooth Arrow-wood	N
  Vicia caroliniana Walt.	Wood Vetch, Carolina Vetch	N
  Vicia hirsuta (L.) S.F. Gray	Tiny Vetch, Hairy Tare	I
  Vicia sativa L.	Narrow-leaf Vetch, Common Vetch	I
  Vicia villosa Roth ssp. varia (Host) Corbiere	Smooth Vetch	I
  Vinca major L.	Greater Periwinkle	I
  Vinca minor L.	Periwinkle, Common Periwinkle	I
  Viola affinis Le Conte	LeConte's Violet, Sand Violet	N
  Viola arvensis Murr.	European Field Pansy	I
  Viola communis Pollard	Hooded Blue Violet, Confederate Violet	N
  Viola eriocarpa Schwein.	Smooth Yellow Violet	N
  Viola fimbriatula J.E. Smith	Northern Downy Violet	N
  Viola palmata L. complex	Wood Violet	N
  Viola palmata L. var. palmata	Cleft Violet	N
  Viola palmata L. var. triloba (Schwein.) Gingins ex A. DC.	Northern Three-lobed Violet	N
  Viola pedata L. ssp. pedata	Bird's-foot violet	N
  Viola primulifolia L.	Primrose-leaved Violet	N
  Viola pubescens / eriocarpa complex	Yellow Violet	N
  Viola pubescens Aiton	Downy Yellow Violet	N
  Viola rafinesquii Greene	Field Pansy, Wild Pansy	N
  Viola sagittata Aiton	Arrow-leaved Violet	N
  Viola sororia Willd.	Common Blue Violet	N
  Viola striata Ait.	Striped Violet, Cream Violet	N
  Vitis aestivalis Michx.	Summer Grape, Silverleaf Grape	N
  Vitis cinerea (Engelm.) Engelm. ex Millardet var. baileyana (Munson) Comeaux	Possum Grape	N
  Vitis cinerea (Engelm.) Engelm. ex Millardet var. floridana Munson	Florida Grape	N
  Vitis labrusca L.	Fox Grape	N
  Vitis vulpina L.	Winter Grape, Frost Grape, Chicken Grape	N
  Vulpia myuros (L.) K.C. Gmel.	Rattail Fescue	I
  Vulpia octoflora (Walt.) Rydb.	Six-weeks Fescue	N
  Wisteria sinensis (Sims) Sweet	Chinese Wisteria	I
  Wolffia brasiliensis Weddell	Brazilian Watermeal, Pointed Watermeal	N
  Woodsia obtusa (Spreng.) Torr. ssp. obtusa	Blunt-lobed Woodsia, Blunt-lobed Cliff Fern	N
  Xanthium strumarium L.	Common Cocklebur	N
  Xanthorhiza simplicissima Marsh.	Yellowroot	N
  Xyris platylepis Chapman	Tall Yellow-eyed Grass	N
  Xyris torta J.M. Smith	Twisted Yellow-eyed Grass	N
  Youngia japonica (L.) DC.	Oriental False Hawksbeard, Asiatic False Hawksbeard	I
  Yucca filamentosa L.	Common Yucca, Adam's Needle	N
  Zizia aurea (L.) W.D.J. Koch	Golden-alexanders, Common Golden-alexanders	N

  • Bryophytes
  Download Bryophytes of County

  Scientific Name	Common Name	Native Status
  Amblystegium serpens (Hedwig) Schimper		N
  Anomodon attenuatus (Hedwig) Huebener		N
  Anomodon rostratus (Hedwig) Schimper		N
  Anomodon tristis (Ces.) Sull. & Lesq.		N
  Arrhenopterum heterostichum Hedwig		N
  Atrichum angustatum (Brid.) Bruch & Schimp.	Slender Starburst Moss	N
  Atrichum crispum (James) Sull.	Oval Starburst Moss	N
  Bartramia pomiformis Hedwig	Apple Moss	N
  Brachythecium rutabulum (Hedw.) Schimp.	Rough Foxtail Moss	N
  Bruchia flexuosa (Schwägr.) Müll. Hal		N
  Bryhnia graminicolor (Brid.) Grout		N
  Bryhnia novae-angliae (Sull. & Lesq.) Grout		N
  Bryoandersonia illecebra (Hedw.) H. Rob.	Worm Moss	N
  Calypogeia sullivantii Austin		N
  Campyliadelphus chrysophyllus (Brid.) Kanda	Bristle Star Moss	N
  Clasmatodon parvulus (Hampe) Sull.		N
  Climacium americanum Bridel	Common Tree Moss	N
  Conocephalum salebrosum Szweyk., Buczk. & Odrzyk.		N
  Dicranum fuscescens Turner var. fuscescens	Curly Broom Moss	N
  Dicranum scoparium Hedwig	Common Broom Moss	N
  Dicranum spurium Hedwig		N
  Ditrichum pallidum (Hedw.) Hampe	Saffron Moss	N
  Drummondia prorepens (Hedw.) E. Britton		N
  Entodon cladorrhizans (Hedw.) Müll. Hal.		N
  Entodon seductrix (Hedw.) Müll. Hal.		N
  Ephemerum crassinervium (Schwägr.) Hampe var. crassinervium		N
  Eurhynchiastrum pulchellum (Hedw.) Ignatov & Huttunen var. pulchellum	Rug Moss	N
  Fissidens bryoides Hedwig		N
  Fissidens bushii (Cardot & Thér.) Cardot & Thér.		N
  Fissidens fontanus (Bach. Pyl.) Steud.		N
  Fissidens osmundioides Hedwig		N
  Frullania brittoniae A. Evans		N
  Frullania eboracensis Gottsche ssp. eboracensis		N
  Frullania inflata Gottsche		N
  Grimmia laevigata (Bridel) Bridel		N
  Hygroamblystegium varium (Hedw.) Mönkemeyer ssp. varium var. varium	Tangled Thread Moss	N
  Hypnum imponens Hedwig	Brocade Moss	N
  Hypnum lindbergii Mitt.	Pale Plait Moss	N
  Leskea gracilescens Hedwig		N
  Leucobryum albidum (Brid. ex P. Beauv.) Lindb.	White Moss	N
  Leucodon julaceus (Hedw.) Sull.		N
  Orthotrichum stellatum Bridel		N
  Pallavicinia lyellii (Hook.) Carruth.		N
  Pellia epiphylla (L.) Corda		N
  Phaeoceros carolinianus (Michx.) Prosk.		N
  Philonotis longiseta (Michx.) E. Britton		N
  Philonotis marchica (Hedw.) Brid.		N
  Plagiomnium ciliare (Müll. Hal.) T.J. Kop.		N
  Plagiomnium cuspidatum (Hedw.) T.J. Kop.		N
  Platygyrium repens (Brid.) Schimp.		N
  Pleuridium subulatum (Hedw.) Rabenh.		N
  Polytrichum commune Hedwig var. commune	Common Haircap Moss	N
  Polytrichum juniperinum Hedwig	Juniper Haircap Moss	N
  Porella pinnata Linnaeus		N
  Porella platyphylla (L.) Pfeiffer		N
  Ptychomitrium incurvum (Schwägr.) Spruce		N
  Ptychostomum pseudotriquetrum (Hedw.) J.R. Spence & H.P. Ramsay ex Holyoak & N. Pedersen		N
  Rhynchostegium serrulatum (Hedw.) A. Jaeger		N
  Riccardia multifida (L.) Gray		N
  Riccia huebeneriana Lindenb. subsp. sullivantii (Austin) R.M. Schust.		N
  Riccia membranacea Gottsche, Lindenb. & Nees		N
  Riccia sorocarpa Bischoff		N
  Schistidium viride H. H. Blom & C. Darigo		N
  Sematophyllum adnatum (Michx.) E. Britton		N
  Sphaerocarpos texanus Austin		N
  Sphagnum lescurii Sullivant		N
  Sphagnum palustre Linnaeus		N
  Syzygiella autumnalis (DC.) K. Feldberg, Vána, Hentschel & J. Heinrichs		N
  Thuidium delicatulum (Hedw.) Schimp.	Delicate Fern Moss	N
  Weissia controversa Hedwig		N

• Amherst
  • Vascular Plants
  Download Vascular Plants of County

  Scientific Name	Common Name	Native Status
  Acalypha deamii (Weatherby) Ahles	Deam's Copperleaf, Big-seeded Copperleaf, Two-seeded Copperleaf	N
  Acalypha gracilens Gray	Slender Three-seeded Mercury, Short-stalk Copperleaf	N
  Acalypha ostryifolia Riddell	Hornbeam Copperleaf, Rough-pod Copperleaf	I
  Acalypha rhomboidea Raf.	Common Three-seeded Mercury, Common Copperleaf	N
  Acalypha virginica L.	Virginia Three-seeded Mercury, Virginia Copperleaf	N
  Acer negundo L. var. negundo	Boxelder, Eastern Boxelder	N
  Acer pensylvanicum L.	Striped Maple	N
  Acer rubrum L.	Red Maple	N
  Acer saccharinum L.	Silver Maple	N
  Acer saccharum Marshall	Sugar Maple	N
  Acer spicatum Lamarck	Mountain Maple	N
  Acetosa acetosella (L.) P. Miller	Sheep Sorrel	I
  Achillea borealis Bongard	Common Yarrow	N
  Aconitum uncinatum L.	Blue Monkshood	N
  Acorus calamus L.	Sweetflag, European Calamus	I
  Actaea pachypoda Ell.	White Baneberry, Dolls'-eyes	N
  Actaea podocarpa DC.	Mountain Black Cohosh, Late Black Cohosh	N
  Actaea racemosa L.	Common Black Cohosh, Bugbane	N
  Adiantum pedatum L.	Northern Maidenhair Fern	N
  Adlumia fungosa (Ait.) Greene ex BSP	Climbing Fumitory, Alleghany Vine	N
  Aesculus flava Solander	Yellow Buckeye	N
  Agalinis tenuifolia (Vahl) Raf.	Slender-leaf False Foxglove, Slender False Foxglove	N
  Agastache nepetoides (L.) Kuntze	Yellow Giant Hyssop	N
  Agastache scrophulariifolia (Willd.) Kuntze	Purple Giant Hyssop	N
  Ageratina altissima (L.) King & H.E. Robins.	White Snakeroot	N
  Ageratina aromatica (L.) Spach	Small White Snakeroot, Lesser Snakeroot	N
  Agrimonia gryposepala Wallr.	Tall Hairy Agrimony	N
  Agrimonia parviflora Ait.	Small-flowered Agrimony, Harvest-lice	N
  Agrimonia pubescens Wallr.	Downy Agrimony	N
  Agrimonia rostellata Wallr.	Woodland Agrimony	N
  Agrostemma githago L. var. githago	Common Corncockle	I
  Agrostis gigantea Roth	Redtop	I
  Agrostis hyemalis (Walt.) B.S.P.	Winter Bentgrass, Ticklegrass	N
  Agrostis perennans (Walt.) Tuckerman	Autumn Bentgrass	N
  Ailanthus altissima (P. Miller) Swingle	Tree-of-heaven	I
  Akebia quinata (Houtt.) Dcne.	Five-leaf Akebia, Chocolate Vine	I
  Albizia julibrissin Durazz.	Mimosa, Silk Tree	I
  Alliaria petiolata (Bieberstein) Cavara & Grande	Garlic Mustard, Hedge Garlic	I
  Allium cernuum Roth	Nodding Onion	N
  Allium vineale L.	Field Garlic, Onion Grass, Wild Onion	I
  Alnus serrulata (Ait.) Willd.	Smooth Alder, Hazel Alder	N
  Alyssum alyssoides (L.) L.	Pale Alyssum, Yellow Alyssum	I
  Amaranthus albus L.	Tumbleweed Amaranth, White Amaranth, Prostrate Pigweed	I
  Amaranthus hybridus L.	Slender Pigweed, Smooth Pigweed, Green Amaranth	N
  Amaranthus spinosus L.	Spiny Amaranth	I
  Amauropelta noveboracensis (L.) S.E. Fawcett & A.R. Smith	New York Fern	N
  Ambrosia artemisiifolia L.	Common Ragweed	N
  Ambrosia trifida L.	Giant Ragweed	N
  Amelanchier arborea (Michx. f.) Fernald	Downy Serviceberry	N
  Amelanchier canadensis (L.) Medik.	Canadian Serviceberry	N
  Amianthium muscitoxicum (Walt.) Gray	Fly-poison	N
  Ammannia coccinea Rottb.	Scarlet Ammannia, Purple Ammannia	N
  Amphicarpaea bracteata (L.) Fern. var. bracteata	Hog-peanut	N
  Andersonglossum virginianum (L.) J.I. Cohen	Wild Comfrey	N
  Andropogon gerardii Vitman	Big Bluestem, Turkeyfoot	N
  Andropogon glomeratus (Walt.) B.S.P.	Bushy Bluestem	N
  Andropogon gyrans Ashe	Elliott's Bluestem	N
  Andropogon virginicus L.	Broomsedge, Broomstraw, Sedge Grass, Sage Grass	N
  Anemone lancifolia Pursh	Lanceleaf Anemone, Mountain Anemone	N
  Anemone quinquefolia L. var. quinquefolia	Wood Anemone	N
  Anemone virginiana L. var. virginiana	Thimbleweed, Tall Anemone	N
  Angelica triquinata Michx.	Filmy Angelica, Mountain Angelica	N
  Angelica venenosa (Greenway) Fern.	Hairy Angelica	N
  Antennaria neglecta Greene	Field Pussytoes	N
  Antennaria parlinii Fern. ssp. parlinii	Parlin's Pussytoes	N
  Antennaria plantaginifolia (L.) Richards.	Plantain-leaved Pussytoes	N
  Antennaria solitaria Rydb.	Single-head Pussytoes	N
  Anthemis arvensis L.	Corn Chamomile	I
  Anthemis cotula L.	Mayweed, Stinking Chamomile	I
  Aphyllon uniflorum L.	Cancer-root	N
  Apios americana Medik.	Groundnut	N
  Aplectrum hyemale (Muhl. ex Willd.) Torrey	Puttyroot, Adam-and-Eve	N
  Apocynum androsaemifolium L.	Spreading Dogbane	N
  Apocynum cannabinum L.	Indian Hemp, Hemp Dogbane	N
  Aquilegia canadensis L.	Wild Columbine, Eastern Red Columbine	N
  Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz ssp. lyrata	Lyre-leaf Rock Cress	N
  Arabidopsis thaliana (Linnaeus) Heynhold	Mouse-ear Cress	I
  Aralia nudicaulis L.	Wild Sarsaparilla	N
  Aralia racemosa L.	Spikenard, American Spikenard	N
  Aralia spinosa L.	Devil's Walking-stick	N
  Arenaria serpyllifolia L.	Large Thyme-leaved Sandwort	I
  Arisaema dracontium (L.) Schott	Green Dragon	N
  Arisaema triphyllum (L.) Schott ssp. triphyllum	Common Jack-in-the-pulpit	N
  Aristida dichotoma Michx. var. dichotoma	Fork-tip Three-awn Grass	N
  Aristida longespica Poir.	Eastern Slim-spike, Long-awned Slim-spike, Three-awn Grass	N
  Aristida oligantha Michx.	Prairie Three-awn Grass	N
  Arnoglossum atriplicifolium (L.) H.E. Robins.	Pale Indian-plantain	N
  Arnoglossum reniforme (Hooker) H. Robinson	Great Indian-plantain	N
  Aronia melanocarpa (Michx.) Elliott	Black Chokeberry	N
  Arrhenatherum elatius (L.) J. & K. Presl var. elatius	Tall Oatgrass	I
  Artemisia annua L.	Sweet Wormwood, Annual Wormwood, Sweet Annie	I
  Artemisia vulgaris L.	Common Mugwort	I
  Arthraxon hispidus (Thunb.) Makino var. hispidus	Joint-head Grass	I
  Aruncus dioicus (Walt.) Fernald var. dioicus	Goat's-beard	N
  Asarum canadense L.	Common Wild Ginger	N
  Asclepias amplexicaulis J.E. Smith	Clasping Milkweed	N
  Asclepias exaltata L.	Tall Milkweed	N
  Asclepias incarnata L.	Swamp Milkweed	N
  Asclepias incarnata L. var. pulchra (Ehrh. ex Willd.) Pers.	Swamp Milkweed	N
  Asclepias quadrifolia Jacq.	Four-leaf Milkweed	N
  Asclepias syriaca L.	Common Milkweed	N
  Asclepias tuberosa L. var. tuberosa	Butterfly-weed, Common Butterfly-weed	N
  Asclepias variegata L.	White Milkweed	N
  Asclepias verticillata L.	Whorled Milkweed	N
  Asimina triloba (L.) Dunal	Pawpaw, Common Pawpaw	N
  Asparagus officinalis L.	Asparagus	I
  Asplenium bradleyi D.C. Eaton	Bradley's Spleenwort	N
  Asplenium montanum Willd.	Mountain Spleenwort	N
  Asplenium pinnatifidum Nuttall	Lobed Spleenwort, Pinnatifid Spleenwort	N
  Asplenium platyneuron (L.) B.S.P.	Ebony Spleenwort	N
  Asplenium rhizophyllum L.	Walking Fern	N
  Asplenium trichomanes L. ssp. quadrivalens D.E. Meyer	Northern Maidenhair Spleenwort	N
  Asplenium trichomanes L. ssp. trichomanes	Maidenhair Spleenwort	N
  Asplenium ×trudellii Wherry	Trudell's Spleenwort	N
  Astragalus canadensis L. var. canadensis	Canada Milkvetch	N
  Athyrium asplenioides (Michx.) A.A. Eaton	Southern Lady Fern	N
  Aureolaria flava (L.) Farwell	Smooth Yellow False Foxglove, Smooth Oak-leach	N
  Aureolaria levigata (Raf.) Raf.	Entire-leaf Yellow False Foxglove, Appalachian Oak-leach	N
  Aureolaria pedicularia (L.) Raf.	Fern-leaf Yellow False Foxglove, Annual Oak-leach	N
  Aureolaria virginica (L.) Pennell	Downy Yellow False Foxglove, Downy Oak-leach	N
  Avenella flexuosa (Linnaeus) Drejer	Wavy Hairgrass	N
  Azolla caroliniana Willd.	Eastern Mosquito Fern, Water Fern	N
  Baptisia australis (L.) R. Brown	Blue Wild Indigo	N
  Baptisia tinctoria (L.) R. Br. ex Ait. f.	Yellow Wild Indigo, Horsefly Weed	N
  Barbarea verna (Miller) Ascherson	Early Winter Cress	I
  Barbarea vulgaris R. Brown	Common Winter Cress, Yellow Rocket	I
  Bassia scoparia (L.) A.J. Scott	Summer-cypress, Burning-bush	I
  Benthamidia florida (L.) Spach	Flowering Dogwood	N
  Betula alleghaniensis Britt.	Yellow Birch	N
  Betula lenta L. var. lenta	Sweet Birch, Black Birch	N
  Betula nigra L.	River Birch, Red Birch	N
  Bidens bipinnata L.	Spanish Needles	N
  Bidens cernua L.	Nodding Beggar-ticks, Nodding Bur-marigold	N
  Bidens comosa (Gray) Wiegand + Bidens connata Muhl. ex Willd.	Three-lobe Beggar-ticks	N
  Bidens frondosa L.	Devil's Beggar-ticks	N
  Bidens polylepis Blake	Midwestern Tickseed Sunflower
  Bidens vulgata Greene	Tall Beggar-ticks, Big Devil's Beggar-ticks	N
  Boehmeria cylindrica (L.) Sw.	False Nettle	N
  Borodinia canadensis (L.) P.J. Alexander & Windham	Sicklepod, Canada Rock Cress	N
  Borodinia laevigata (Muhl. ex Willd.) P.J. Alexander & Windham	Smooth Rock Cress	N
  Botrychium matricariifolium (Retz.) A.Braun ex W.D.J.Koch	Daisyleaf Grape Fern, Daisyleaf Moonwort	N
  Botrypus virginianus (L.) Michx.	Rattlesnake Fern	N
  Brachyelytrum erectum (Schreb. ex Spreng.) Beauv.	Bearded Shorthusk, Common Shorthusk	N
  Brassica rapa Linnaeus	Turnip, Bird's Rape, Field Rape, Field Mustard	I
  Bromus japonicus Thunb. ex Murr.	Japanese Brome Grass, Japanese Chess	I
  Bromus nottowayanus Fern.	Nottoway Valley Brome Grass, Satin Brome	N
  Bromus pubescens Sprengel	Common Eastern Brome Grass, Hairy Woodland Brome	N
  Bromus racemosus L.	Smooth Brome, Bald Brome, Meadow Brome, Hairy Chess	I
  Bromus sterilis L.	Poverty Brome	I
  Bromus tectorum L.	Downy Brome, Downy Chess, Cheatgrass	I
  Broussonetia papyrifera (L.) L'Her. ex Vent.	Paper Mulberry	I
  Buglossoides arvensis (L.) I.M. Johnston ssp. arvensis	Corn-gromwell	I
  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris	Common Hairsedge	N
  Calamagrostis canadensis (Michx.) Beauv. var. canadensis	Bluejoint, Canada Reedgrass	N
  Calamagrostis porteri Gray ssp. porteri	Porter's Reedgrass	N
  Callitriche heterophylla Pursh var. heterophylla	Large Water-starwort	N
  Caltha palustris L.	Marsh Marigold, Cowslip	N
  Calycanthus floridus L.	Sweet-shrub	N
  Calystegia sepium (L.) R. Br. complex	Hedge Bindweed	N
  Camelina sativa (Linnaeus) Crantz	Gold-of-pleasure, False Flax	I
  Campanula divaricata Michx.	Southern Harebell, Appalachian Bellflower	N
  Campanulastrum americanum (L.) Small	Tall Bellflower	N
  Campsis radicans (L.) Seem. ex Bureau	Trumpet-creeper	N
  Capnoides sempervirens (L.) Borkh.	Pale Corydalis, Pink Corydalis, Rock Harlequin	N
  Capsella bursa-pastoris (Linnaeus) Medicus	Common Shepherd's Purse	I
  Cardamine angustata O. E. Schulz	Slender Toothwort	N
  Cardamine bulbosa (Schreber ex. Muhlenberg) Britton, Sterns & Poggenberg	Spring Cress, Bulbous Bittercress	N
  Cardamine concatenata (Michaux) O. Schwarz	Cut-leaf Toothwort	N
  Cardamine diphylla (Michaux) A. Wood	Crinkleroot, Two-leaf Toothwort	N
  Cardamine hirsuta Linnaeus	Hairy Bittercress	I
  Cardamine pensylvanica Muhlenberg ex Willdenow	Pennsylvania Bittercress	N
  Carduus acanthoides L. ssp. acanthoides	Spiny Plumeless Thistle	I
  Carex aestivalis M.A. Curtis ex Gray	Summer Sedge	N
  Carex aggregata Mackenzie	Glomerate Sedge	N
  Carex albicans complex		N
  Carex albicans Willd. ex Sprengel var. albicans	White-tinged Sedge	N
  Carex albolutescens Schweinitz	Greenish-white Sedge	N
  Carex albursina Sheldon	White Bear Sedge	N
  Carex amphibola complex		N
  Carex amphibola Steudel	Eastern Narrow-leaved Sedge	N
  Carex argyrantha Tuckerman ex Dewey	Silvery-flowered Sedge, Hay Sedge	N
  Carex atlantica Bailey	Prickly Bog Sedge, Atlantic Sedge	N
  Carex blanda Dewey	Eastern Woodland Sedge	N
  Carex bromoides Schk. ex Willd. ssp. bromoides	Common Brome Sedge	N
  Carex cephalophora Muhl. ex Willd.	Oval-leaved Sedge	N
  Carex communis Bailey	Fibrous-rooted Sedge	N
  Carex comosa Boott	Bottlebrush Sedge, Bristly Sedge	N
  Carex crinita Lam.	Long-fringed Sedge	N
  Carex debilis Michaux var. debilis	White-edged Sedge	N
  Carex digitalis Willd.	Slender Woodland Sedge	N
  Carex frankii Kunth	Frank's Sedge	N
  Carex glaucodea Tuckerman ex Olney	Blue Sedge	N
  Carex gracilescens Steudel	Slender Loose-flowered Sedge	N
  Carex gracillima Schw.	Graceful Sedge	N
  Carex grisea Wahlenb.	Inflated Narrow-leaved Sedge	N
  Carex hirsutella Mackenzie	Fuzzy Sedge, Hairy-leaved Sedge	N
  Carex hirtifolia Mackenzie	Pubescent Sedge	N
  Carex intumescens Rudge var. intumescens	Bladder Sedge	N
  Carex jamesii Schweinitz	James's Sedge	N
  Carex laevivaginata (Kukenth.) Mackenzie	Smooth-sheathed Sedge	N
  Carex laxiculmis Schweinitz	Spreading Sedge	N
  Carex laxiflora Lam.	Broad Loose-flowered Sedge	N
  Carex leptalea Wahlenberg var. leptalea	Bristly-stalk Sedge	N
  Carex lupuliformis Sartwell ex Dewey	False Hop Sedge	N
  Carex lupulina Willd.	Hop Sedge	N
  Carex lurida Wahlenb.	Sallow Sedge	N
  Carex molestiformis Rezn. & P. Rothr.	Frightful Sedge	N
  Carex muehlenbergii Schk. ex Willd.	Muehlenberg's Sedge	N
  Carex nigromarginata Schweinitz	Black-edged Sedge	N
  Carex normalis Mackenzie	Greater Straw Sedge	N
  Carex oligocarpa Willd.	Eastern Few-fruited Sedge	N
  Carex pensylvanica Lam.	Pennsylvania Sedge	N
  Carex planispicata Naczi	Flat-spiked Sedge	N
  Carex platyphylla Carey	Broad-leaved Sedge	N
  Carex prasina Wahlenb.	Drooping Sedge	N
  Carex radiata (Wahlenb.) Small	Eastern Star Sedge	N
  Carex retroflexa Muhl. ex Willd.	Reflexed Sedge	N
  Carex reznicekii Werier	Reznicek's Sedge	N
  Carex rosea Schk. ex Willd.	Rosy Sedge	N
  Carex scabrata Schweinitz	Eastern Rough Sedge	N
  Carex scoparia Schk. ex Willd.	Broom Sedge	N
  Carex sparganioides Muhl. ex Willd.	Bur-reed Sedge	N
  Carex stipata Muhl. ex Willd. var. stipata	Stalk-grain Sedge, Awl-fruit Sedge	N
  Carex striatula Michaux	Lined Sedge	N
  Carex stricta Lam.	Tussock Sedge, Upright Sedge, Stool Sedge	N
  Carex styloflexa Buckley	Bent Sedge	N
  Carex swanii (Fernald) Mackenzie	Swan's Sedge	N
  Carex torta Boott	Twisted Sedge	N
  Carex tribuloides Wahlenb. var. tribuloides	Blunt Broom Sedge	N
  Carex typhina Michaux	Cattail Sedge	N
  Carex vesicaria L.	Inflated Sedge	N
  Carex virescens Muhl. ex Willd.	Ribbed Sedge	N
  Carex vulpinoidea Michaux	Fox Sedge	N
  Carex willdenowii Schk. ex Willd.	Willdenow's Sedge	N
  Carex woodii Dewey	Wood's Sedge	N
  Carpinus caroliniana Walt.	American Hornbeam, Ironwood	N
  Carya cordiformis (Wangenh.) K. Koch	Bitternut Hickory	N
  Carya glabra (P. Miller) Sweet	Pignut Hickory	N
  Carya ovata (P.Mill.) K. Koch	Shagbark hickory	N
  Carya tomentosa (Poir.) Nutt.	Mockernut Hickory	N
  Castanea dentata (Marshall) Borkhausen	American Chestnut	N
  Castanea pumila (Linnaeus) P. Miller	Allegheny Chinkapin	N
  Catalpa speciosa (Warder) Warder ex Engelm.	Northern Catalpa	I
  Caulophyllum thalictroides (L.) Michx.	Blue Cohosh, Common Blue Cohosh	N
  Ceanothus americanus L.	New Jersey Tea, Redroot	N
  Celastrus orbiculatus Thunb.	Oriental Bittersweet	I
  Celastrus scandens L.	Climbing Bittersweet, American Bittersweet	N
  Celtis laevigata Willd.	Sugarberry, Southern Hackberry	N
  Celtis occidentalis L.	Common Hackberry, Northern Hackberry	N
  Celtis pumila Pursh	Dwarf Hackberry, Georgia Hackberry	N
  Cenchrus tribuloides L.	Dune Sandbur	N
  Centaurea benedicta (L.) L.	Blessed Thistle, Holy Thistle	I
  Centaurea stoebe L. ssp. micranthos (S.G. Gmelin ex Gugler) Hayek	Spotted Knapweed	I
  Centrosema virginianum (L.) Benth. ssp. virginianum	Spurred Butterfly Pea	N
  Cephalanthus occidentalis L.	Buttonbush	N
  Cerastium fontanum Baumg. ssp. vulgare (Hartman) Greuter & Burdet	Common Mouse-ear Chickweed	I
  Cerastium glomeratum Thuill.	Sticky Mouse-ear Chickweed	I
  Cerastium nutans Raf.	Nodding Mouse-ear Chickweed	N
  Cerastium semidecandrum L.	Little Mouse-ear Chickweed	I
  Cercis canadensis L. var. canadensis	Eastern Redbud	N
  Chaenomeles japonica (Thunb.) Lindl.	Japanese Flowering Quince	I
  Chaenorrhinum minus (L.) Lange ssp. minus	Dwarf Snapdragon, Lesser Toadflax	I
  Chaerophyllum procumbens (L.) Crantz var. procumbens	Spreading Chervil	N
  Chaerophyllum tainturieri Hook.	Hairy-fruit Chervil, Southern Wild Chervil	N
  Chamaecrista fasciculata (Michx.) Greene var. fasciculata	Common Partridge-pea	N
  Chamaecrista nictitans (L.) Moench var. nictitans	Wild Sensitive Plant, Sensitive Partridge-pea	N
  Chamaelirium luteum (L.) Gray	Devil's-bit	N
  Chamaenerion angustifolium (Linnaeus) Scopoli ssp. circumvagum (Mosquin) Moldenke	Fireweed, Great Willow-herb	N
  Chasmanthium latifolium (Michx.) Yates	River Oats	N
  Chelidonium majus L.	Greater Celandine	I
  Chelone glabra L.	White Turtlehead	N
  Chenopodium album L.	Lamb's-quarters, Pigweed	I
  Chenopodium standleyanum Aellen	Woodland Goosefoot, Standley's Goosefoot	N
  Chimaphila maculata (L.) Pursh	Spotted Wintergreen, Striped Wintergreen	N
  Chimaphila umbellata (L.) W. Barton ssp. cisatlantica (Blake) Hulten	Pipsissewa, Prince's-pine	N
  Chionanthus virginicus L.	Fringetree, Old Man's Beard	N
  Chrysogonum virginianum L.	Green-and-gold	N
  Chrysopsis mariana (L.) Ell.	Maryland Golden-aster	N
  Chrysosplenium americanum Schwein. ex Hook.	Golden Saxifrage, Water-mat, Water-carpet	N
  Cichorium intybus L.	Chicory, Succory	I
  Cicuta maculata L. var. maculata	Water-hemlock, Spotted Water-hemlock	N
  Cinna arundinacea L.	Common Wood Reedgrass, Sweet Wood Reed-grass	N
  Circaea alpina L. ssp. alpina	Small Enchanter's Nightshade	N
  Circaea canadensis (L.) Hill	Enchanter's Night-shade	N
  Cirsium vulgare (Savi) Ten.	Bull Thistle	I
  Citrus trifoliata L.	Hardy Orange, Trifoliate Orange	I
  Claytonia virginica L. var. virginiana	Spring Beauty, Virginia Spring Beauty, Eastern Spring Beauty	N
  Claytosmunda claytoniana (L.) Metzgar & Rouhan	Interrupted Fern	N
  Clematis ochroleuca Ait.	Curlyheads	N
  Clematis terniflora DC.	Sweet Autumn Clematis, Japanese Clematis	I
  Clematis viorna L.	Northern Leatherflower, Vase-vine	N
  Clematis virginiana L.	Virgin’s-bower	N
  Clinopodium calamintha (L.) Stace	Lesser Calamint, Basil-thyme	I
  Clinopodium vulgare L.	Wild Basil	N
  Clintonia borealis (Ait.) Raf.	Bluebead Lily, Yellow Clintonia	N
  Clintonia umbellulata (Michx.) Morong	Speckled Wood Lily, White Clintonia	N
  Clitoria mariana L. var. mariana	Butterfly Pea	N
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. rigidula	Tall Flat Panic Grass	N
  Collinsonia canadensis L.	Richweed, Canada Horsebalm	N
  Comandra umbellata (L.) Nuttall var. umbellata	Eastern Bastard Toadflax	N
  Commelina communis L.	Asiatic Dayflower, Common Dayflower	I
  Commelina erecta L.	Slender Dayflower, Erect Dayflower	N
  Comptonia peregrina (L.) Coult.	Sweet-fern	N
  Conium maculatum L.	Poison Hemlock	I
  Conoclinium coelestinum (L.) DC.	Mistflower, Ageratum	N
  Conopholis americana (L.) Wallroth	Squawroot, Bearcorn	N
  Consolida ajacis (L.) Schur.	Rocket Larkspur	I
  Convallaria pseudomajalis Bartram	American Lily-of-the-valley	N
  Convolvulus arvensis L.	Field Bindweed	I
  Corallorhiza odontorhiza (Willd.) Nuttall	Autumn Coralroot	N
  Corallorhiza wisteriana Conrad	Spring Coralroot	N
  Coreopsis auriculata L.	Larkspur Coreopsis	N
  Coreopsis major Walt.	Woodland Coreopsis	N
  Coreopsis verticillata L.	Whorled Coreopsis, Thread-leaf Coreopsis	N
  Corydalis flavula (Raf.) DC	Yellow Corydalis, Yellow Fumewort, Yellow Harlequin	N
  Corylus americana Walt.	American Hazelnut, American Filbert	N
  Corylus cornuta Marsh. var. cornuta	Beaked Hazelnut	N
  Crataegus calpodendron (Ehrh.) Medik.	Pear Hawthorn	N
  Crataegus crus-galli L. var. crus-galli	Cockspur Hawthorn	N
  Crataegus crus-galli L. var. pyracanthifolia Aiton	Narrowleaf Cockspur Hawthorn	N
  Crataegus intricata Lange var. intricata	Entangled Hawthorn	N
  Crataegus intricata Lange var. rubella (Beadle) Kruschke	Reddish Hawthorn	N
  Crataegus pruinosa (Wendl. f.) K. Koch var. pruinosa	Frosted Hawthorn	N
  Crataegus schuettei Ashe	Schuette's Hawthorn	N
  Crataegus uniflora Muenchh.	One-flowered Hawthorn	N
  Crataegus ×vailiae Britton	Vail's Hawthorn	N
  Crepis pulchra L.	Small-flower Hawksbeard	I
  Croton glandulosus L. var. septentrionalis Muell.-Arg.	Tropic Croton, Tooth-leaved Croton, Sand Croton	N
  Croton monanthogynus Michx.	Prairie Tea, One-seeded Croton	N
  Cryptotaenia canadensis (L.) DC.	Honewort	N
  Cubelium concolor (T.F. Forst.) Raf. ex Britt. & A. Brown	Green Violet	N
  Cunila origanoides (L.) Britt.	Common Dittany, Wild Oregano, Stonemint	N
  Cuphea viscosissima Jacq.	Blue Waxweed, Clammy Cuphea	N
  Cuscuta campestris Yuncker	Field Dodder	N
  Cuscuta compacta Jussieu ex Choisy	Compact Dodder	N
  Cuscuta gronovii Willd. ex Roem. & Schult.	Common Dodder	N
  Cuscuta pentagona Engelm.	Five-angled Dodder	N
  Cynanchum laeve (Michx.) Pers.	Honeyvine, Sandvine	N
  Cynodon dactylon (L.) Pers.	Bermuda Grass	I
  Cyperus bipartitus Torrey	Slender Flatsedge, Shining Flatsedge	N
  Cyperus echinatus (L.) Wood	Globe Flatsedge	N
  Cyperus flavescens L.	Yellow Flatsedge	N
  Cyperus hortensis (Salzmann ex Steudel) Dorr	Low Spikesedge	N
  Cyperus lancastriensis Porter ex Gray	Many-flowered Flatsedge	N
  Cyperus lupulinus complex		N
  Cyperus odoratus L. var. odoratus	Fragrant Flatsedge, Rusty Flatsedge	N
  Cyperus retrofractus (L.) Torrey	Rough Flatsedge	N
  Cyperus retrorsus Chapman	Pineland Flatsedge	N
  Cyperus squarrosus L. var. squarrosus	Awned Flatsedge	N
  Cyperus strigosus L.	Straw-colored Flatsedge	N
  Cypripedium acaule Aiton	Pink Lady's-slipper, Moccasin-flower	N
  Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight	Large Yellow Lady's-slipper	N
  Cystopteris protrusa (Weatherby) Blasdell	Lowland Bladder Fern, Lowland Brittle Fern	N
  Cytisus scoparius (L.) Link	Common Broom, Scotch Broom	I
  Dactylis glomerata L.	Orchard Grass	I
  Danthonia compressa Austin	Mountain Oatgrass	N
  Danthonia sericea Nutt.	Silky Oatgrass	N
  Danthonia spicata (L.) Beauv. ex Roemer & J.A. Schultes	Poverty Oatgrass	N
  Datura stramonium L.	Jimson-weed	I
  Daucus carota L.	Queen-Anne's Lace, Wild Carrot	I
  Dendrolycopodium obscurum (L.) A. Haines	Common Ground-pine, Common Tree-clubmoss, Flat-branched Tree-clubmoss	N
  Deparia acrostichoides (Sw.) M. Kato	Silvery Spleenwort	N
  Descurainia sophia (Linnaeus) Webb ex. Prantl	Common Tansy Mustard, Herb Sophia	I
  Desmodium canescens (L.) DC.	Hoary Tick-trefoil	N
  Desmodium glabellum (Michx.) DC.	Dillenius' Tick-trefoil	N
  Desmodium marilandicum (L.) DC.	Smooth Small-leaf Tick-trefoil, Maryland Tick-trefoil	N
  Desmodium paniculatum (L.) DC. var. paniculatum	Narrow-leaf Tick-trefoil, Panicled-leaf Tick-trefoil	N
  Desmodium rotundifolium DC.	Round-leaf Tick-trefoil, Prostrate Tick-trefoil	N
  Dianthus armeria L.	Deptford Pink	I
  Dicentra cucullaria (L.) Bernh.	Dutchman's Breeches	N
  Dicentra eximia (Ker-Gawl.) Torr.	Wild Bleeding Heart	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. fasciculatum (Torr.) Freckmann	Slender-stemmed Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. lindheimeri (Nash) Gould & C.A. Clark	Lindheimer's Panic Grass	N
  Dichanthelium acuminatum complex		N
  Dichanthelium boscii (Poir.) Gould & C.A. Clark	Bosc's Panic Grass	N
  Dichanthelium clandestinum (L.) Gould	Deer-Tongue Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould	Variable Panic Grass, Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. ashei (Pearson ex Ashe) Mohlenbrock	Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. commutatum	Variable Panic Grass	N
  Dichanthelium depauperatum (Muhl.) Gould	Starved Panic Grass	N
  Dichanthelium dichotomum (L.) Gould var. dichotomum	Small-fruited Panic Grass	N
  Dichanthelium dichotomum complex		N
  Dichanthelium latifolium (L.) Harvill	Broad-leaf Panic Grass	N
  Dichanthelium linearifolium (Scribn.) Gould	Slim-leaf Panic Grass, Linear-leaf Panic Grass	N
  Dichanthelium microcarpon (Muhl. ex Elliott) Mohlenbrock	Branched Panic Grass	N
  Dichanthelium scoparium (Lam.) Gould	Velvet Panic Grass	N
  Dichanthelium sphaerocarpon (Ell.) Gould	Round-fruited Panic Grass	N
  Diervilla lonicera Miller	Northern Bush-honeysuckle	N
  Digitaria ciliaris (Retz.) Koeler	Southern Crabgrass	N
  Digitaria ischaemum (Schreb.) Muhl.	Smooth Crabgrass	I
  Digitaria sanguinalis / ciliaris complex	Hairy Crabgrass, Big Crabgrass, Southern Crabgrass
  Diodia virginiana L.	Virginia Buttonweed	N
  Dioscorea polystachya Turczaninow	Chinese Yam, Cinnamon Vine	I
  Dioscorea villosa L.	Wild Yam	N
  Diospyros virginiana L.	Common Persimmon, American Persimmon	N
  Diphasiastrum digitatum (Dill. ex A. Braun) Holub	Common Running-cedar, Common Running-pine	N
  Diphasiastrum tristachyum (Pursh) Holub	Ground-cedar, Blue Running-cedar	N
  Dipsacus fullonum L.	Wild Teasel, Common Teasel	I
  Dirca palustris L.	Leatherwood	N
  Doellingeria infirma (Michx.) Greene	Cornel-leaved Aster	N
  Doellingeria umbellata (P. Mill.) Nees var. umbellata	Tall Flat-topped White Aster	N
  Draba ramossissima Desvaux	Rocktwist	N
  Draba verna Linnaeus	Whitlow-grass	I
  Dryopteris carthusiana (Vill.) H.P. Fuchs	Spinulose Wood Fern, Toothed Wood Fern	N
  Dryopteris celsa (Wm. Palmer) Knowlt., Palmer & Pollard ex Small	Log Fern	N
  Dryopteris cristata (L.) Gray	Crested Wood Fern, Crested Fern	N
  Dryopteris goldieana (Hook. ex Goldie) Gray	Goldie's Wood Fern	N
  Dryopteris intermedia (Muhl. ex Willd.) Gray	Evergreen Wood Fern, Fancy Fern	N
  Dryopteris marginalis (L.) Gray	Marginal Wood Fern	N
  Dulichium arundinaceum (L.) Britton var. arundinaceum	Three-way Sedge	N
  Dysphania ambrosioides (L.) Mosyakin & Clemants	Mexican Tea, Wormseed, Epazote	I
  Echinacea laevigata (C.L. Boynt. & Beadle) Blake	Smooth Coneflower	N
  Echinochloa crus-galli (L.) Beauv. var. crus-galli	Barnyard Grass	I
  Echinochloa muricata (Beauv.) Fern. var. muricata	Rough Barnyard Grass	N
  Echium vulgare L.	Viper's Bugloss, Blueweed	I
  Eclipta prostrata (L.) L.	False Daisy, Yerba-de-tajo	N
  Elaeagnus umbellata Thunb.	Autumn Olive	I
  Eleocharis acicularis (L.) Roemer & Schultes	Needle Spikerush	N
  Eleocharis engelmannii Steudel	Engelmann Spikerush	N
  Eleocharis obtusa (Willd.) Schultes	Blunt Spikerush	N
  Eleocharis tenuis (Willd.) Schultes var. tenuis	Slender Spikerush	N
  Elephantopus carolinianus Raeusch.	Carolina Elephant's-foot	N
  Elephantopus tomentosus L.	Hairy Elephant's-foot, Devil's Grandmother	N
  Eleusine indica (L.) Gaertn.	Indian Goosegrass, Yard Grass	I
  Elodea nuttallii (Planchon) St. John	Nuttall's Waterweed, Free-flowered Waterweed	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball	Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. glabriflorus	Smooth Southeastern Wild Rye	N
  Elymus hystrix L. var. hystrix	Bottlebrush Grass	N
  Elymus macgregorii Brooks & Campbell	Early Wild Rye, MacGregor's Wild Rye	N
  Elymus virginicus L. var. virginicus	Virginia Wild Rye	N
  Endodeca serpentaria (L.) Raf.	Virginia Snakeroot, Turpentine-root	N
  Epifagus virginiana (L.) W.Barton	Beechdrops	N
  Epigaea repens L.	Trailing Arbutus	N
  Epilobium ciliatum Raf. ssp. ciliatum	American Willow-herb, Fringed Willow-herb, Hairy Willow-herb	N
  Epilobium coloratum Biehler	Purple-leaved Willow-herb	N
  Equisetum arvense L.	Field Horsetail	N
  Equisetum praealtum Rafinesque	Tall Scouring-Rush	N
  Eragrostis capillaris (L.) Nees	Lacegrass	N
  Eragrostis cilianensis (All.) Vignola. ex Janchen	Stinkgrass	I
  Eragrostis curvula (Schrad.) Nees	Weeping Lovegrass	I
  Eragrostis frankii C.A. Mey. ex Steud.	Sandbar Lovegrass, Frank's Lovegrass	N
  Eragrostis hypnoides (Lam.) B.S.P.	Creeping Lovegrass	N
  Eragrostis pilosa (L.) Beauv. var. pilosa	India Lovegrass	I
  Eragrostis spectabilis (Pursh) Steud.	Purple Lovegrass, Tumblegrass	N
  Erechtites hieraciifolius (L.) Raf. ex DC.	Fireweed, Pilewort, American Burnweed	N
  Erianthus alopecuroides (L.) Ell.	Silver Plumegrass, Woolly Plumegrass	N
  Erigeron annuus (L.) Pers.	Annual Fleabane	N
  Erigeron canadensis L.	Horseweed, Common Horseweed	N
  Erigeron philadelphicus L. var. philadelphicus	Philadelphia Fleabane	N
  Erigeron pulchellus Michx. var. pulchellus	Robin's Plantain	N
  Erigeron strigosus Muhl. ex Willd. var. strigosus	Daisy Fleabane	N
  Erodium cicutarium (L.) L'Her. ex Ait.	Common Storksbill, Heron's-bill, Red-stem Filaree, Alfileria	I
  Erysimum cheiranthoides Linnaeus	Wormseed Wallflower	I
  Erysimum repandum Linnaeus	Spreading Wallflower, Bushy Wallflower, Treacle Mustard	I
  Erythronium umbilicatum Parks & Hardin ssp. umbilicatum	Dimpled Trout Lily	N
  Euonymus americanus L.	Strawberry-bush, American Strawberry-bush, Heart's-a-bustin'	N
  Eupatorium album L.	White Thoroughwort	N
  Eupatorium altissimum L.	Tall Thoroughwort	N
  Eupatorium godfreyanum Cronq.	Godfrey's Thoroughwort	N
  Eupatorium hyssopifolium L.	Hyssop-leaf Thoroughwort	N
  Eupatorium perfoliatum L.	Boneset, Common Boneset	N
  Eupatorium pubescens Muhl. ex Willd.	Hairy Thoroughwort, Hairy Boneset	N
  Eupatorium saltuense Fern.	Pasture Thoroughwort	N
  Eupatorium serotinum Michx.	Late Thoroughwort	N
  Eupatorium sessilifolium L.	Upland Boneset	N
  Eupatorium vaseyi Porter	Vasey's Thoroughwort	N
  Euphorbia commutata Engelm.	Wood Spurge, Tinted Woodland Spurge	N
  Euphorbia corollata L.	Flowering Spurge	N
  Euphorbia cyparissias L.	Cypress Spurge	I
  Euphorbia davidii Subils	Davids Spurge	I
  Euphorbia dentata Michx.	Toothed Spurge, Green Poinsettia	I
  Euphorbia humistrata Engelm.	Spreading Sandmat
  Euphorbia maculata L.	Spotted Spurge, Milk-purslane	N
  Euphorbia nutans Lagasca y Segura	Nodding Spurge, Eyebane	N
  Euphorbia pubentissima Michx.	False Flowering Spurge	N
  Euphorbia spathulata Lam.	Woodland Spurge	N
  Eurybia divaricata (L.) Nesom	White Wood Aster	N
  Eurybia macrophylla (L.) Cass.	Big-leaf Aster, Large-leaved Aster	N
  Euthamia graminifolia (L.) Nutt.	Common Grass-leaved Goldenrod	N
  Eutrochium fistulosum (Barratt) E.E. Lamont	Hollow Joe-pye-weed	N
  Eutrochium purpureum (Linnaeus) E.E. Lamont var. purpureum	Sweet-scented Joe-pye-weed, Sweet Joe-pye-weed, Purple Joe-pye-weed	N
  Fagus grandifolia Ehrhart	American Beech	N
  Fallopia convolvulus (L.) A. Love	Bindweed, Black Bindweed	I
  Fallopia scandens (L.) Holub	Climbing False Buckwheat	N
  Festuca rubra L.	Red Fescue	N
  Festuca subverticillata (Pers.) Alexeev	Nodding Fescue	N
  Fimbristylis annua (Allioni) R. & S.	Annual Fimbry	N
  Fimbristylis autumnalis (L.) R. & S.	Slender Fimbry	N
  Fragaria virginiana Duchesne	Wild Strawberry	N
  Fraxinus americana L.	White Ash	N
  Fraxinus nigra Marshall	Black ash	N
  Fraxinus pennsylvanica Marshall	Green Ash, Red Ash	N
  Froelichia gracilis (Hook.) Moq.	Slender Cottonweed	I
  Galax urceolata (Poir.) Brummitt	Galax	N
  Galearis spectabilis (L.) Raf.	Showy Orchis, Showy Orchid	N
  Galinsoga quadriradiata Ruiz & Pavon	Fringed Quickweed, Hairy Galinsoga, Shaggy Soldier	I
  Galium aparine L.	Cleavers	N
  Galium circaezans Michx.	Forest Bedstraw	N
  Galium lanceolatum Torr.	Lanceleaf Wild Licorice	N
  Galium latifolium Michx.	Purple Bedstraw	N
  Galium obtusum Bigelow	Blunt-leaf Bedstraw	N
  Galium obtusum Bigelow var. obtusum	Bluntleaf Bedstraw	N
  Galium pilosum Ait.	Hairy Bedstraw	N
  Galium sherardia E.H.L. Krause	Field Madder, Blue Field Madder	I
  Galium tinctorium L.	Three-lobed Bedstraw	N
  Galium triflorum Michx.	Sweet-scented Bedstraw	N
  Gamochaeta purpurea (L.) Cabrera	Purple Cudweed, Purple Everlasting	N
  Gaultheria procumbens L.	Wintergreen, Teaberry	N
  Gaylussacia baccata (Wangenh.) K. Koch	Black Huckleberry	N
  Gentiana austromontana Pringle & Sharp	Appalachian Gentian	N
  Gentiana clausa Raf.	Bottle Gentian, Closed Gentian	N
  Gentiana villosa L.	Striped Gentian	N
  Gentianella quinquefolia (L.) Small	Eastern Stiff Gentian	N
  Geranium carolinianum L.	Carolina Geranium, Carolina Cranesbill	N
  Geranium maculatum L.	Wild Geranium	N
  Geranium molle L.	Dove's-foot Geranium, Dove's-foot Cranesbill	I
  Geum canadense Jacquin	White Avens	N
  Geum vernum (Raf.) Torr. & Gray	Spring Avens
  Geum virginianum L.	Cream Avens	N
  Gillenia trifoliata (L.) Moench	Bowman's-root, Mountain Indian-physic	N
  Glechoma hederacea L.	Gill-over-the-ground, Ground-ivy	I
  Gleditsia triacanthos L.	Honey Locust
  Glyceria acutiflora Torr.	Sharp-scaled Mannagrass, Creeping Mannagrass	N
  Glyceria laxa (Scribn.) Scribn.	Northern Mannagrass, Lax Mannagrass	N
  Glyceria melicaria (Michx.) F.T. Hubbard	Slender Mannagrass, Melic Mannagrass	N
  Glyceria septentrionalis A.S. Hitchc.	Eastern Mannagrass, Floating Mannagrass	N
  Glyceria striata (Lam.) A.S. Hitchc. var. striata	Fowl Mannagrass	N
  Goodyera pubescens (Willd.) R.Br. ex Aiton f.	Downy Rattlesnake-plantain	N
  Goodyera repens (L.) R.Br. in W. Aiton & W.T. Aiton	Dwarf Rattlesnake-plantain, Lesser Rattlesnake-plantain	N
  Gratiola neglecta Torr.	Clammy Hedge-hyssop	N
  Hackelia virginiana (L.) I.M.Johnston	Virginia Stickseed	N
  Hamamelis virginiana L. var. virginiana	Witch Hazel	N
  Hedeoma pulegioides (L.) Pers.	American Pennyroyal	N
  Hedera helix L.	English Ivy, Common Ivy	I
  Helenium autumnale L.	Common Sneezeweed, Autumn Sneezeweed	N
  Helenium flexuosum Raf.	Southern Sneezeweed	N
  Helianthus atrorubens L.	Purple-disk Sunflower	N
  Helianthus decapetalus L.	Thin-leaved Sunflower	N
  Helianthus divaricatus L.	Woodland Sunflower	N
  Helianthus laevigatus Torr. & Gray	Smooth Sunflower	N
  Helianthus mollis Lam.	Ashy Sunflower	I
  Helianthus strumosus L.	Pale-leaved Sunflower	N
  Helianthus tuberosus L.	Jerusalem Artichoke	I
  Heliopsis helianthoides (L.) Sweet var. helianthoides	Oxeye, Smooth Oxeye	N
  Hemerocallis fulva (L.) L.	Orange Day-lily, Tiger-lily	I
  Hepatica americana (DC.) Ker-Gawl.	Round-lobed Hepatica, Round-lobed Liverleaf	N
  Heracleum maximum Bartr.	Cow-parsnip, Common Cow-parsnip	N
  Hesperis matronalis Linnaeus	Dame's Rocket	I
  Heteranthera dubia (Jacquin) MacMillan	Water Stargrass	N
  Heuchera americana L.	Alumroot, Americana Alumroot	N
  Heuchera hispida Pursh	Purple Alumroot	N
  Hexalectris spicata (Walter) Barnh.	Crested Coralroot	N
  Hexasepalum teres (Walter) J.H. Kirkbride	Common Buttonweed, Rough Buttonweed	N
  Hexastylis chueyi (B.T. Sinn) Weakley & D.B. Poind.	Chuey's Evergreen Wild Ginger	N
  Hexastylis heterophylla (Ashe) Small	Variable-leaf Heartleaf	N
  Hexastylis virginica (L.) Small	Virginia Heartleaf	N
  Hibiscus laevis Allioni	Halberd-leaf Rose-mallow, Smooth Rose-mallow	N
  Hibiscus moscheutos L.	Swamp Rose-mallow, Eastern Rose-mallow, Crimson-eyed Rose-mallow	N
  Hibiscus syriacus L.	Rose-of-Sharon, Althaea	I
  Hieracium gronovii L.	Hairy Hawkweed	N
  Hieracium paniculatum L.	Panicled Hawkweed, Alleghany Hawkweed	N
  Hieracium scabrum Michx.	Rough Hawkweed	N
  Hieracium traillii Greene	Maryland Hawkweed	N
  Hieracium venosum L.	Rattlesnake Weed	N
  Holcus lanatus L.	Common Velvet Grass	I
  Holosteum umbellatum L. ssp. umbellatum	Jagged Chickweed	I
  Homalosorus pycnocarpos (Spreng.) Pichi-Sermolli	Glade Fern	N
  Houstonia caerulea L.	Common Bluets, Azur Bluets, Quaker Ladies	N
  Houstonia longifolia Gaertn.	Longleaf Bluets	N
  Houstonia purpurea L.	Summer Bluets	N
  Houstonia tenuifolia Nuttall	Narrowleaf Bluets, Diffuse-branched Bluets	N
  Humulus japonicus Sieb. & Zucc.	Japanese Hops	I
  Humulus lupulus L.	Common Hops
  Huperzia lucidula (Michx.) Trevisan	Shining Clubmoss, Shining Firmoss	N
  Hydrangea arborescens L.	Wild Hydrangea, Smooth Hydrangea	N
  Hydrastis canadensis L.	Golden-seal	N
  Hydrocotyle americana L.	American Water-pennywort, American Marsh-pennywort	N
  Hydrocotyle ranunculoides L. f.	Swamp Water-pennywort, Floating Marsh-pennywort	N
  Hydrophyllum virginianum L. var. virginianum	Virginia Waterleaf, Eastern Waterleaf	N
  Hylodesmum nudiflorum (L.) H. Ohashi & R.R. Mill	Naked-Flowered Tick-trefoil	N
  Hylotelephium telephioides (Michx.) H. Ohba	Allegheny Stonecrop, Allegheny Live-for-ever	N
  Hypericum densiflorum Pursh	Bushy St. John's-wort	N
  Hypericum gentianoides (L.) B.S.P.	Pineweed, Orange-grass	N
  Hypericum mutilum L.	Dwarf St. John's-wort	N
  Hypericum perforatum L.	Common St. John's-wort	I
  Hypericum prolificum L.	Shrubby St. John's-wort	N
  Hypericum punctatum Lam.	Spotted St. John's-wort	N
  Hypericum stragulum P. Adams & Robson	Low St. Andrew's Cross	N
  Hypochaeris radicata L.	Spotted Cat's-ear	I
  Hypopitys monotropa Crantz	Pinesap	N
  Hypoxis hirsuta (L.) Coville	Eastern Yellow Stargrass	N
  Ilex montana Torr. & Gray ex Gray	Mountain Holly	N
  Ilex opaca Aiton var. opaca	American Holly	N
  Ilex verticillata (L.) Gray	Winterberry	N
  Impatiens capensis Meerburg	Orange Jewelweed, Spotted Jewelweed	N
  Impatiens pallida Nuttall	Yellow Jewelweed, Pale Jewelweed	N
  Inula helenium L.	Elecampane	I
  Ionactis linariifolia (L.) Greene	Stiff-leaved Aster	N
  Ipomoea coccinea L.	Red Morning Glory, Scarlet Creeper
  Ipomoea lacunosa L.	Small White Morning Glory	N
  Ipomoea pandurata (L.) G.F.W. Mey.	Wild Potato-vine, Manroot, Man-of-the-earth	N
  Ipomoea purpurea (L.) Roth	Common Morning Glory	I
  Iris cristata Solander ex Aiton	Dwarf Crested Iris	N
  Iris germanica L.	German Iris	I
  Iris verna L.	Dwarf Iris	N
  Iris virginica L.	Virginia Blue Flag, Southern Blue Flag	N
  Isoetes valida (Engelm.) Clute	Mountain Quillwort	N
  Isotrema macrophyllum (Lam.) C.F. Reed	Dutchman's-pipe, Pipevine	N
  Isotria verticillata (Muhl. ex Willd.) Raf.	Large Whorled Pogonia	N
  Juglans cinerea L.	Butternut, White Walnut	N
  Juglans nigra L.	Black Walnut	N
  Juncus acuminatus Michx.	Sharp-fruited Rush	N
  Juncus dichotomus Ell.	Forked Rush	N
  Juncus diffusissimus Buckl.	Diffuse Rush, Slim-pod Rush
  Juncus effusus L. var. solutus Fernald & Wiegand	Common Rush, Soft Rush	N
  Juncus marginatus Rostk.	Grass-leaved Rush	N
  Juncus secundus Beauv. ex Poir.	Secund Rush, Lopsided Rush	N
  Juncus subcaudatus (Engelm.) Coville & Blake	Short-tailed Rush	N
  Juncus tenuis Willd.	Path Rush, Slender Rush, Poverty Rush	N
  Juncus tweedyi Rydberg	Narrow-panicled Rush	N
  Juniperus virginiana L. var. virginiana	Eastern Redcedar	N
  Justicia americana (L.)Vahl	Common Water-willow, American Water-willow	N
  Kalmia latifolia L.	Mountain Laurel, Ivy	N
  Kellochloa verrucosa (Muhl.) Lizarazu, M.V. Nicola, & Scataglini	Warty Panic Grass	N
  Krigia virginica (L.) Willd.	Dwarf-dandelion, Virginia Dwarf-dandelion	N
  Kummerowia stipulacea (Maxim.) Makino	Korean-clover	I
  Lactuca biennis (Moench) Fern.	Tall Blue Lettuce	N
  Lactuca canadensis L.	Wild Lettuce	N
  Lactuca floridana (L.) Gaertn.	Florida Blue Lettuce, Woodland Lettuce	N
  Lactuca saligna L.	Willow-leaf Lettuce	I
  Lactuca serriola L.	Prickly Lettuce	I
  Lamium amplexicaule L. var. amplexicaule	Henbit, Henbit Dead-nettle	I
  Lamium purpureum L.	Red Dead-nettle, Purple Dead-nettle	I
  Laportea canadensis (L.) Weddell	Wood Nettle	N
  Lapsana communis L.	Common Nipplewort	I
  Lathyrus hirsutus L.	Caley Pea, Singletary Pea	I
  Lathyrus latifolius L.	Everlasting Pea, Perennial Sweet Pea	I
  Lathyrus venosus Muhl. ex Willd. var. venosus	Veiny Pea	N
  Lechea racemulosa Michx.	Common Pinweed, Illinois Pinweed	N
  Leersia oryzoides (L.) Sw.	Rice Cutgrass	N
  Leersia virginica Willd.	White Grass, White Cutgrass, Virginia Cutgrass	N
  Lemna minor L.	Common Duckweed	N
  Lemna perpusilla Torr.	Minute Duckweed	N
  Lemna valdiviana Phil.	Pale Duckweed	N
  Leonurus cardiaca L. ssp. cardiaca	Motherwort, Lion's-tail	I
  Lepidium campestre (Linnaeus) R. Brown	Field Pepperweed, Field Peppergrass, Cow Cress	I
  Lepidium didymum L.	Lesser Swinecress	I
  Lepidium virginicum L. var. virginicum	Virginia Pepperweed, Virginia Peppergrass, Common Peppergrass, Poor Man's Pepper	N
  Leptoloma cognatum (Schultes) Chase	Fall Witch Grass	N
  Lespedeza bicolor Turcz.	Shrubby Bush-clover, Bicolor Lespedeza, Shrub Lespedeza,	I
  Lespedeza capitata Michx.	Round-headed Lespedeza, Round-headed Bush-clover	N
  Lespedeza cuneata (Dum.-Cours.) G. Don	Sericea Lespedeza, Chinese Lespedeza	I
  Lespedeza frutescens (L.) Ell.	Violet Lespedeza, Violet Bush-clover	N
  Lespedeza hirta (L.) Hornemann var. hirta	Hairy Lespedeza, Hairy Bush-clover	N
  Lespedeza procumbens Michx.	Trailing Lespedeza, Trailing Bush-clover	N
  Lespedeza repens (L.) W. Bart.	Creeping Lespedeza, Creeping Bush-clover	N
  Lespedeza stuevei Nutt.	Tall Lespedeza, Velvety Lespedeza, Tall Bush-clover	N
  Lespedeza violacea (L.) Pers.	Wand Lespedeza, Wand Bush-clover	N
  Lespedeza virginica (L.) Britt.	Slender Lespedeza, Slender Bush-clover	N
  Leucanthemum vulgare Lam.	Oxeye Daisy	I
  Liatris helleri T.C. Porter	Heller's Blazing Star	N
  Liatris pilosa (Aiton) Willd.	Grass-leaf Blazing Star, Grass-leaf Gayfeather	N
  Liatris scariosa (L.) Willd.	Large Blazing Star, Eastern Blazing Star	N
  Liatris squarrosa (L.) Michx. var. squarrosa	Scaly Blazing Star	N
  Liatris virgata Nuttall	Wand Blazing Star	N
  Ligusticum canadense (L.) Britt.	American Lovage	N
  Ligustrum sinense Louriere	Chinese Privet	I
  Lilium canadense L.	Canada Lily	N
  Lilium superbum L.	Turk's-cap Lily	N
  Linaria canadensis (L.) Dumont	Blue Toadflax, Canada Toadflax	N
  Linaria vulgaris P. Mill.	Butter-and-eggs, Yellow Toadflax	I
  Lindera benzoin (L.) Blume	Spicebush	N
  Lindernia dubia (L.) Pennell var. dubia	False Pimpernel, Yellow-seed False Pimpernel	N
  Linum intercursum Bickn.	Sandplain Flax	N
  Linum striatum Walt.	Ridged Yellow Flax	N
  Linum virginianum L.	Virginia Yellow Flax, Woodland Flax	N
  Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl.	Lily-leaved Twayblade, Large Twayblade	N
  Liquidambar styraciflua L.	Sweetgum	N
  Liriodendron tulipifera L.	Tulip-Poplar, Yellow Poplar, Tuliptree	N
  Lobelia cardinalis L.	Cardinal Flower	N
  Lobelia inflata L.	Indian Tobacco	N
  Lobelia puberula Michaux	Downy Lobelia	N
  Lobelia siphilitica L.	Great Blue Lobelia	N
  Lobelia spicata Lam.	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. spicata	Pale-spike Lobelia	N
  Lolium arundinaceum (Schreb.) Darbysh.	Tall Fescue, Alta Fescue	I
  Lolium perenne L.	Rye Grass	I
  Lonicera canadensis Bartr. ex Marsh.	American Fly-honeysuckle	N
  Lonicera japonica Thunb.	Japanese Honeysuckle	I
  Lonicera sempervirens L.	Trumpet Honeysuckle, Coral Honeysuckle	N
  Lorinseria areolata (L.) Presl	Netted Chain Fern	N
  Lotus corniculatus L.	Bird's-foot Trefoil	I
  Ludwigia alternifolia L.	Seedbox, Alternate-leaved Seedbox	N
  Ludwigia palustris (L.) Elliott	Marsh Seedbox, Common Water-purslane	N
  Lupinus perennis L.	Sundial Lupine	N
  Luzula bulbosa (Wood) Smyth & Smyth	Bulbous Woodrush	N
  Luzula echinata (Small) F.J. Hermann	Spreading Woodrush	N
  Luzula multiflora (Ehrhart) Lejeune var. multiflora	Common Woodrush	N
  Lycium barbarum L.	Common Matrimony-vine, Wolfberry, Goji Berry	I
  Lycopodium clavatum L.	Staghorn Clubmoss, Running Clubmoss	N
  Lycopus americanus Muhl. ex W. Bart.	American Bugleweed	N
  Lycopus rubellus Moench	Taper-leaf Water Horehound, Stalked Water Horehound	N
  Lycopus uniflorus Michx.	Northern Bugleweed	N
  Lycopus virginicus L.	Virginia Bugleweed, Virginia Water Horehound	N
  Lyonia ligustrina (L.) DC. var. ligustrina	Maleberry, He-Huckleberry	N
  Lysimachia nummularia L.	Moneywort, Creeping Jenny	I
  Lysimachia quadrifolia L.	Whorled Loosestrife	N
  Lythrum salicaria L.	Purple Loosestrife	I
  Maclura pomifera (Raf.) Schneid.	Osage Orange, Hedge Apple, Bois-d'arc	I
  Magnolia acuminata (L.) L.	Cucumber Magnolia, Cucumber-tree	N
  Magnolia tripetala (L.) L.	Umbrella Magnolia	N
  Maianthemum canadense Desf.	Canada Mayflower, False Lily-of-the-valley	N
  Maianthemum racemosum (L.) Link	Eastern Solomon's-plume, False Solomon's-seal	N
  Malaxis unifolia Michaux	Green Adder's-mouth	N
  Malus coronaria (L.) P. Mill.	Sweet Crabapple	N
  Malva neglecta Wallroth	Common Mallow, Cheeses	I
  Marrubium vulgare L.	Common Horehound, White Horehound	I
  Matelea carolinensis (Jacq.) Woods.	Carolina Milkvine	N
  Matelea obliqua (Jacq.) Woods.	Climbing Milkvine	N
  Matricaria discoidea DC.	Pineapple Weed, Rayless Chamomile	I
  Medeola virginiana L.	Indian Cucumber-root	N
  Medicago lupulina L.	Black Medick	I
  Medicago sativa L.	Alfalfa, Lucerne	I
  Melanthium hybridum Walter	Crisped Bunchflower, Broadleaf Bunchflower	N
  Melanthium parviflorum (Michaux) S. Watson	Mountain Bunchflower, Small-flowered False-hellebore	N
  Melica mutica Walt.	Two-flower Melic	N
  Melilotus albus Medikus	White Sweet-clover	I
  Melilotus officinalis (L.) Lam.	Yellow Sweet-clover	I
  Melothria pendula L.	Melonette, Creeping Cucumber, Guadeloupe Cucumber	N
  Menispermum canadense L.	Canada Moonseed, Common Moonseed, Yellow Parilla	N
  Mentha canadensis L.	Canada Mint, Wild Mint	N
  Mentha ×piperita L.	Peppermint	I
  Mertensia virginica (L.) Pers. ex Link	Virginia Bluebells, Virginia Cowslip	N
  Micranthes micranthidifolia (Haw.) Small	Lettuce Saxifrage, Lettuce-leaved Saxifrage, Brook Lettuce	N
  Micranthes pensylvanica (L.) Haw.	Swamp Saxifrage	N
  Micranthes petiolaris (Raf.) Bush var. petiolaris	Michaux's Saxifrage, Cliff Saxifrage	N
  Micranthes virginiensis (Michaux) Small	Early Saxifrage	N
  Microstegium vimineum (Trin.) A. Camus	Japanese Stiltgrass, Nepalese Brown-top, Japanese Grass	I
  Mimulus alatus Aiton	Winged Monkeyflower	N
  Mimulus ringens L. var. ringens	Square-stemmed Monkeyflower, Allegheny Monkeyflower	N
  Mirabilis nyctaginea (Michx.) MacM.	Heart-leaved Umbrella-wort, Wild Four-o'clock	I
  Miscanthus sinensis Anderss.	Chinese Silvergrass, Eulalia, Maiden Grass	I
  Mitchella repens L.	Partridge-berry	N
  Mitella diphylla L.	Two-leaved Miterwort, Bishop's Cap	N
  Mollugo verticillata L.	Carpetweed, Green Carpetweed, Indian Chickweed	I
  Monarda clinopodia L.	White Bergamot, Basil Beebalm	N
  Monarda didyma L.	Scarlet Beebalm, Oswego Tea	N
  Monarda fistulosa L.	Wild Bergamot	N
  Monotropa uniflora L.	Indian Pipe	N
  Monotropsis odorata Schwein. ex Ell.	Sweet Pinesap	N
  Morus alba L.	White Mulberry	I
  Morus rubra L.	Red Mulberry	N
  Muhlenbergia frondosa (Poir.) Fern.	Smooth Wirestem Muhly	N
  Muhlenbergia schreberi J.F. Gmel.	Nimblewill	N
  Muhlenbergia sobolifera (Muhl. ex Willd.) Trin.	Rock Muhly, Cliff Muhly	N
  Muhlenbergia sylvatica (Torr.) Torr. ex Gray	Woodland Muhly	N
  Muhlenbergia tenuiflora (Willd.) B.S.P.	Slender Muhly	N
  Mummenhoffia alliacea (L.) Esmailbegi & Al-Shehbaz	Roadside Pennycress, Garlic Pennycress	I
  Murdannia keisak (Hasskarl) Handel-Mazzetti	Marsh Dewflower	I
  Muscari neglectum Guss. ex Ten.	Grape-hyacinth	I
  Myosotis macrosperma Englem.	Large-seed Forget-me-not	N
  Myosotis verna Nutt.	Early Forget-me-not, Spring Forget-me-not	N
  Myriopteris lanosa (Michaux) Grusz & Windham	Hairy Lip Fern	N
  Myriopteris tomentosa (Link) Fée	Woolly Lip Fern	N
  Nabalus altissimus (L.) Hooker	Tall Rattlesnake-root	N
  Nabalus serpentarius (Pursh) Hooker	Lion's foot, Cankerweed	N
  Nasturtium officinale R. Brown	Watercress	I
  Neottia smallii (Wieg.) Szlachetko	Appalachian Twayblade, Small's Twayblade, Kidneyleaf Twayblade	N
  Nepeta cataria L.	Catnip, Catmint	I
  Noccaea perfoliata (Linnaeus) Al-Shehbaz	Perfoliate Pennycress, Thoroughwort Pennycress	I
  Nyssa sylvatica Marshall	Black Gum, Sour Gum	N
  Obolaria virginica L.	Pennywort	N
  Oclemena acuminata (Michx.) Greene	Whorled Wood Aster	N
  Oenothera biennis L.	Common Evening-primrose	N
  Oenothera fruticosa L.	Narrow-leaf Sundrops, Southern Sundrops	N
  Oenothera gaura W.L. Wagner & Hoch	Biennial Gaura, Northeastern Gaura	N
  Oenothera laciniata Hill	Cutleaf Evening-primrose	N
  Oenothera parviflora L.	Small-flowered Evening-primrose	N
  Oenothera speciosa Nuttall	Pink Evening-primrose, Showy Evening-primrose, Pink-ladies	I
  Onoclea sensibilis L.	Sensitive Fern, Bead Fern	N
  Ophioglossum pycnostichum (Fernald) A. & D. Love	Southern Adder's-tongue	N
  Opuntia humifusa (Raf.) Raf.	Eastern prickly-pear	N
  Opuntia humifusa complex	Eastern Prickly-pear	N
  Opuntia mesacantha Raf. ssp. mesacantha		N
  Osmorhiza claytonii (Michx.) C.B. Clarke	Sweet Cicely	N
  Osmorhiza longistylis (Torr.) DC.	Aniseroot	N
  Osmunda spectabilis Willd.	Royal Fern	N
  Osmundastrum cinnamomeum (L.) C. Presl var. cinnamomeum	Cinnamon Fern	N
  Ostrya virginiana (P.Mill.) K.Koch	Hop-hornbeam, Eastern Hop-hornbeam, Ironwood	N
  Oxalis dillenii Jacquin	Southern Yellow Wood-sorrel	N
  Oxalis montana Raf.	Mountain Wood-sorrel, White Wood-sorrel	N
  Oxalis stricta L.	Common Yellow Wood-sorrel	N
  Oxalis violacea L.	Violet Wood-sorrel	N
  Oxydendrum arboreum (L.) DC.	Sourwood, Sorrel Tree	N
  Oxypolis rigidior (L.) Raf.	Cowbane, Stiff Cowbane	N
  Packera anonyma (Wood) W.A. Weber & A. Love	Small's Ragwort	N
  Packera antennariifolia (Britton) W.A. Weber & A. Love	Shale-barren Ragwort	N
  Packera aurea (L.) A. & D. Love	Golden Ragwort, Heartleaf Ragwort	N
  Packera obovata (Muhl. ex Willd.) W.A. Weber & A. Love	Round-leaved Ragwort, Running Ragwort	N
  Panax quinquefolius L.	Ginseng, American Ginseng, Sang	N
  Panicum capillare L. ssp. capillare	Witch Grass	N
  Panicum dichotomiflorum Michx. var. dichotomiflorum	Spreading Panic Grass, Fall Panic Grass	N
  Panicum philadelphicum Bernh. ex Trin. ssp. philadelphicum	Philadelphia Panic Grass	N
  Panicum virgatum L.	Switchgrass	N
  Papaver dubium L.	Field Poppy, Long-headed Poppy	I
  Papaver rhoeas L.	Corn Poppy	I
  Parietaria pensylvanica Muhl. ex Willd.	Pennsylvania Pellitory, Rock Pellitory	N
  Paronychia argyrocoma (Michx.) Nutt.	Silverling, Silver Whitlow-wort	N
  Paronychia canadensis (L.) Wood	Smooth Forked Nailwort	N
  Paronychia fastigiata (Raf.) Fern.	Hairy Forked Nailwort	N
  Paronychia montana (Small) Pax & K. Hoffmann	Mountain Nailwort	N
  Parthenium integrifolium L. var. integrifolium	Common Wild Quinine	N
  Parthenocissus quinquefolia (L.) Planch.	Virginia-creeper	N
  Paspalum floridanum Michx.	Florida Paspalum	N
  Paspalum laeve Michx.	Field Paspalum	N
  Paspalum pubiflorum Rupr. ex Fourn. var. glabrum Vasey	Hairy-seed Paspalum, Hairy-seed Crown-grass	N
  Paspalum setaceum Michx.	Thin Paspalum, Slender Paspalum	N
  Paspalum setaceum Michx. var. mühlenbergii (Nash) Fern.	Muhlenberg's Slender Paspalum	N
  Passiflora incarnata L.	Purple Passionflower, Maypop	N
  Passiflora lutea L.	Yellow Passionflower	N
  Pastinaca sativa L.	Wild Parsnip	I
  Paulownia tomentosa (Thunb.) Steud.	Royal Paulownia, Princess Tree, Empress Tree	I
  Pedicularis canadensis L.	Lousewort, Wood-betony	N
  Pellaea atropurpurea (L.) Link	Purple Cliff-brake	N
  Penstemon canescens (Britt.) Britt.	Gray Beard-tongue, Eastern Gray Beard-tongue	N
  Penstemon laevigatus Aiton	Smooth Beard-tongue, Eastern Smooth Beard-tongue	N
  Penthorum sedoides L.	Ditch Stonecrop	N
  Perilla frutescens (L.) Britt.	Perilla, Beefsteak Plant	I
  Persicaria arifolia (L.) Haraldson	Halberd-leaf Tearthumb	N
  Persicaria hydropiperoides (Michx.) Small	Mild Water-pepper, Marsh-pepper Smartweed	N
  Persicaria lapathifolia (L.) Gray	Dock-leaf Smartweed, Pale Smartweed	N
  Persicaria longiseta (Bruijn) Kitagawa	Long-bristled Smartweed, Bristly Lady's-Thumb	I
  Persicaria maculosa Gray	Lady's-thumb, Spotted Lady's-thumb	I
  Persicaria pensylvanica (L.) M. Gomez	Pennsylvania Smartweed, Pinkweed	N
  Persicaria punctata (Ell.) Small	Dotted Smartweed	N
  Persicaria sagittata (L.) H. Gross ex Nakai	Arrow-leaf Tearthumb	N
  Persicaria setacea (Baldw.) Small	Bog Smartweed, Swamp Smartweed	N
  Persicaria virginiana (L.) Gaertn.	Virginia Knotweed, Jumpseed	N
  Petrorhagia prolifera (L.) P.W. Ball & Heywood	Childing Pink, Proliferous Pink	I
  Phacelia dubia (L.) Trel. var. dubia	Appalachian Phacelia	N
  Phacelia purshii Buckl.	Miami-mist	N
  Phalaris arundinacea L.	Reed Canary Grass, Ribbon Grass
  Phegopteris hexagonoptera (Michx.) Fee	Broad Beech Fern	N
  Phemeranthus teretifolius (Pursh) Raf.	Roundleaf Fameflower, Quill Fameflower, Appalachian Fameflower	N
  Phleum pratense L.	Timothy	I
  Phlox divaricata L.	Wild Blue Phlox, Woodland Phlox	N
  Phlox glaberrima L.	Smooth Phlox	N
  Phlox ovata L.	Mountain Phlox, Appalachian Phlox	N
  Phlox paniculata L.	Fall Phlox, Garden Phlox	N
  Phlox subulata L.	Moss Phlox, Moss-pink	N
  Phoradendron leucarpum (Raf.) Reveal & M.C. Johnston ssp. leucarpum	American Mistletoe, Eastern Mistletoe	N
  Phragmites australis (Cav.) Trin. ex Steud.	Common Reed	I
  Phryma leptostachya L.	Lopseed, American Lopseed	N
  Physalis heterophylla Nees	Clammy Ground-cherry	N
  Physalis longifolia Nuttall var. subglabrata (Mackenzie & Bush) Cronq.	Longleaf Ground-cherry	N
  Physalis virginiana P. Miller	Virginia Ground-cherry	N
  Phytolacca americana L. var. americana	Common Pokeweed	N
  Pieris floribunda (Pursh) Benth. & Hook. f.	Evergreen Mountain Fetterbush, Mountain Andromeda	N
  Pilea pumila (L.) Gray	Clearweed, Greenfruit Clearweed	N
  Pilosella caespitosa (Dum.) P.D. Sell & C. West	Meadow Hawkweed, Yellow King-devil	I
  Pilosella officinarum F. Schultz & Schultz Bip.	Mouse-ear Hawkweed	I
  Pinus echinata Miller	Shortleaf Pine	N
  Pinus pungens Lambert	Table-mountain Pine	N
  Pinus rigida Miller	Pitch Pine	N
  Pinus strobus L.	Eastern White Pine	N
  Pinus virginiana Miller	Virginia Pine, Scrub Pine	N
  Piptochaetium avenaceum (L.) Parodi	Eastern Needlegrass	N
  Pityopsis aspera (Shuttlw. ex Small) Small var. adenolepis (Fern.) Semple & Bowers	Pineland Golden-aster	N
  Pityopsis nervosa (Willd.) Dress	Grass-leaved Golden-aster	N
  Plantago aristata Michxaux	Bracted Plantain, Large-bracted Plantain	I
  Plantago lanceolata L.	English Plantain, Rib-grass	I
  Plantago rugelii Dcne.	American Plantain, Broad-leaved Plantain, Blackseed Plantain	N
  Plantago virginica L.	Virginia Plantain, Paleseed Plantain	N
  Plantago wrightiana Dcne.	Wright's Plantain	I
  Platanthera ciliaris (L.) Lindl.	Yellow Fringed Orchid	N
  Platanthera clavellata (Michx.) Luer	Small Green Wood Orchid	N
  Platanthera grandiflora (Bigelow) Lindl.	Large Purple Fringed Orchid	N
  Platanthera lacera (Michx.) G. Don	Ragged Fringed Orchid, Green Fringed Orchid	N
  Platanthera orbiculata (Pursh) Lindl.	Large Round-leaved Orchid	N
  Platanthera psycodes (L.) Lindl.	Small Purple Fringed Orchid	N
  Platanus occidentalis L.	Sycamore, American Sycamore	N
  Pleopeltis michauxiana (Weath.) Hickey & Sprunt	Resurrection Fern, Scaly Polypody	N
  Poa autumnalis Muhl. ex Ell.	Autumn Bluegrass	N
  Poa compressa L.	Flat-stemmed Bluegrass	I
  Poa cuspidata Nutt.	Early Bluegrass, Short-leaved Bluegrass	N
  Poa paludigena Fern. & Wieg.	Bog Bluegrass	N
  Poa pratensis L.	Kentucky Bluegrass	I
  Poa sylvestris Gray	Woodland Bluegrass	N
  Poa trivialis L. ssp. trivialis	Rough Bluegrass	I
  Podophyllum peltatum L.	Mayapple	N
  Polanisia dodecandra (L.) A. DC. var. dodecandra	Common Clammy-weed	N
  Polygaloides paucifolia (Willd.) J.R. Abbott	Gaywings, Fringed Polygala	N
  Polygonatum biflorum (Walt.) Ell.	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. biflorum	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. commutatum (J.A. & J.H. Schultes) Morong	Large Solomon's-seal, King Solomon's-seal	N
  Polygonatum pubescens (Willd.) Pursh	Hairy Solomon's-seal, Downy Solomon's-seal	N
  Polygonum aviculare L.	Prostrate Knotweed, Knotgrass	I
  Polygonum erectum L.	Erect Knotweed	N
  Polygonum tenue Michx.	Slender Knotweed	N
  Polymnia canadensis L.	White-flowered Leafcup	N
  Polypodium appalachianum Haufler & Windham	Appalachian Rock Polypody, Appalachian Rockcap Fern	N
  Polypodium virginianum L.	Common Rock Polypody, Common Rockcap Fern	N
  Polystichum acrostichoides (Michx.) Schott	Christmas Fern	N
  Pontederia cordata L. var. cordata	Pickerelweed	N
  Populus grandidentata Michx.	Bigtooth Aspen	N
  Portulaca oleracea L.	Common Purslane, Garden Purslane	I
  Potamogeton pusillus L.	Small Pondweed	N
  Potentilla canadensis L.	Dwarf Cinquefoil, Canada Cinquefoil	N
  Potentilla indica (Andr.) T. Wolf	Indian-strawberry	I
  Potentilla norvegica L.	Rough Cinquefoil	N
  Potentilla recta L.	Sulphur Cinquefoil, Rough-fruited Cinquefoil	I
  Potentilla simplex Michx.	Common Cinquefoil	N
  Prosartes lanuginosa (Michx.) D. Don	Yellow Mandarin, Yellow Fairybells	N
  Proserpinaca palustris L.	Common Mermaid-weed	N
  Prunella vulgaris L.	Self-heal, Heal-all	N
  Prunus alleghaniensis Porter var. alleghaniensis	Allegheny Plum, Allegheny Sloe	N
  Prunus angustifolia Marshall	Chickasaw Plum	N
  Prunus avium (L.) L.	Sweet Cherry, Bird Cherry	I
  Prunus cerasus L.	Sour Cherry	I
  Prunus mahaleb L.	Mahaleb Cherry, Rock Cherry, Perfumed Cherry	I
  Prunus pensylvanica L.f.	Pin Cherry, Fire Cherry	N
  Prunus persica (L.) Batsch	Peach	I
  Prunus serotina Ehrhart ssp. serotina	Black Cherry, Wild Black Cherry	N
  Prunus virginiana L. var. virginiana	Choke Cherry	N
  Pseudognaphalium micradenium (Weatherby) Nesom	Small Rabbit Tobacco, Delicate Rabbit Tobacco	N
  Pseudognaphalium obtusifolium (L.) Hilliard & Burtt	Sweet Everlasting, Catfoot, Rabbit Tobacco	N
  Pteridium aquilinum (L.) Kuhn	Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. latiusculum (Desv.) Hulten	Eastern Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. pseudocaudatum (Clute) Hulten	Southern Bracken Fern	N
  Pueraria montana (Loureiro) Merritt var. lobata (Willd.) Maesen & S. Almeida	Kudzu	I
  Pycnanthemum incanum complex	Hoary Mountain-mint	N
  Pycnanthemum pycnanthemoides (Leavenworth) Fern.	Southern Mountain-mint	N
  Pycnanthemum tenuifolium Schrad.	Narrow-leaf Mountain-mint, Slender Mountain-mint	N
  Pycnanthemum verticillatum (Michx.) Pers.	Whorled Mountain-mint	N
  Pycnanthemum virginianum (L.) T. Dur. & B.D. Jackson ex B.L. Robins. & Fern.	Virginia Mountain-mint	N
  Pyrola americana Sweet	Round-leaved Pyrola, American Wintergreen	N
  Pyrrhopappus carolinianus (Walt.) DC.	Carolina False Dandelion	N
  Pyrus communis L.	Common Pear	I
  Quercus alba Linnaeus	White Oak	N
  Quercus coccinea Muenchhausen	Scarlet Oak	N
  Quercus falcata Michaux	Southern Red Oak, Spanish Oak	N
  Quercus ilicifolia Wangenheim	Bear Oak, Scrub Oak	N
  Quercus imbricaria Michaux	Shingle Oak	N
  Quercus marilandica Muenchhausen var. marilandica	Blackjack Oak	N
  Quercus montana Willd.	Chestnut Oak, Rock Chestnut Oak	N
  Quercus muehlenbergii Engelmann	Chinquapin Oak, Chinkapin Oak, Yellow Oak	N
  Quercus palustris Muenchhausen	Pin Oak	N
  Quercus phellos Linnaeus	Willow Oak	N
  Quercus rubra Linnaeus var. rubra	Northern Red Oak	N
  Quercus stellata Wangenheim	Post Oak	N
  Quercus velutina Lamarck	Black Oak	N
  Ranunculus abortivus L.	Kidneyleaf Buttercup	N
  Ranunculus allegheniensis Britt.	Allegheny Buttercup, Mountain Crowfoot	N
  Ranunculus bulbosus L.	Bulbous Buttercup	I
  Ranunculus caricetorum Greene	Northern Swamp Buttercup, Marsh Buttercup	N
  Ranunculus hispidus Michx.	Bristly Buttercup, Hispid Buttercup	N
  Ranunculus recurvatus Poir. var. recurvatus	Hooked Buttercup, Hooked Crowfoot	N
  Ranunculus repens L.	Creeping Buttercup	I
  Ranunculus sceleratus L. var. sceleratus	Cursed Buttercup, Celery-leaved Crowfoot	N
  Raphanus raphanistrum L.	Wild Radish, Jointed Charlock, White Charlock	I
  Reynoutria japonica Houttuyn var. japonica	Japanese Knotweed	I
  Rhamphospermum nigrum (L.) Al-Shehbaz	Black Mustard, Charlock	I
  Rhexia virginica L.	Virginia Meadow Beauty	N
  Rhododendron calendulaceum (Michx.) Torr.	Flame Azalea	N
  Rhododendron catawbiense Michx.	Catawba Rhododendron, Mountain Rosebay, Pink Laurel	N
  Rhododendron periclymenoides (Michx.) Shinners	Wild Azalea, Pinxterflower, Pinxterbloom Azalea	N
  Rhododendron pilosum (Michx.) Craven	Minniebush	N
  Rhododendron prinophyllum (Small) Millais	Early Azalea, Rose Azalea, Roseshell Azalea	N
  Rhus aromatica Aiton var. aromatica	Fragrant Sumac	N
  Rhus copallinum L. var. latifolia Engler	Winged Sumac, Shining Sumac	N
  Rhus glabra L.	Smooth Sumac	N
  Rhus typhina L.	Staghorn Sumac	N
  Ribes rotundifolium Michx.	Appalachian Gooseberry	N
  Ribes rubrum L.	Garden Red Currant	I
  Robinia hispida L.	Bristly Locust	N
  Robinia pseudoacacia L.	Black Locust	N
  Rorippa palustris (L.) Besser ssp. palustris	Marsh Yellow Cress	N
  Rorippa sylvestris (Linnaeus) Besser	Creeping Yellow Cress	I
  Rosa canina L.	Dog Rose	I
  Rosa carolina L. ssp. carolina	Carolina Rose, Pasture Rose	N
  Rosa multiflora Thunb. ex Murr.	Multiflora Rose	I
  Rosa palustris Marsh.	Swamp Rose	N
  Rosa rubiginosa L. var. rubiginosa	Eglantine Rose	I
  Rosa setigera Michx.	Prairie Rose, Climbing Prairie Rose	N
  Rotala ramosior (L.) Koehne	Toothcup	N
  Rubacer odoratum (L.) Rydb.	Flowering Raspberry, Purple-flowering Raspberry	N
  Rubus allegheniensis Porter	Allegheny Blackberry	N
  Rubus flagellaris Willd.	Common Dewberry	N
  Rubus hispidus L.	Bristly Dewberry, Swamp Dewberry	N
  Rubus laciniatus Willd.	Cut-leaved Blackberry, Evergreen Blackberry	I
  Rubus occidentalis L.	Black Raspberry	N
  Rubus pensilvanicus Poir.	Pennsylvania Blackberry, Prickly Blackberry	N
  Rubus phoenicolasius Maxim.	Wineberry	I
  Rudbeckia hirta L. var. pulcherrima Farwell	Black-eyed Susan	N
  Rudbeckia laciniata L.	Cut-leaf Coneflower, Common Cut-leaf Coneflower, Green-headed Coneflower	N
  Rudbeckia triloba L. var. triloba	Three-lobed Coneflower, Brown-eyed Susan	N
  Ruellia caroliniensis (Gmelin) Steudel	Carolina Wild-petunia, Common Wild-petunia	N
  Ruellia purshiana Fernald	Pursh's Wild-petunia	N
  Ruellia strepens L.	Smooth Wild-petunia, Limestone Wild-petunia	N
  Rumex crispus L. ssp. crispus	Curly Dock	I
  Rumex obtusifolius L.	Bitter Dock, Broad-leaf Dock	I
  Sabatia angularis (L.) Pursh	Rose-pink	N
  Sabulina michauxii (Fenzl) Dillenberger & Kadereit	Rock Sandwort, Michaux's Stitchwort	N
  Sagittaria latifolia Willdenow	Broad-leaved Arrowhead, Duck Potato, Wapato	N
  Salix caroliniana Michx.	Carolina Willow, Coastal Plain Willow	N
  Salix humilis Marshall	Prairie Willow, Upland Willow	N
  Salix ×fragilis L.	Crack Willow, Brittle Willow	I
  Salvia lyrata L.	Lyre-leaf Sage	N
  Sambucus canadensis L.	Common Elderberry	N
  Sambucus racemosa L. var. pubens (Michx.) Koehne	Red Elderberry	N
  Sanguinaria canadensis L.	Bloodroot	N
  Sanicula canadensis L. var. canadensis	Black Snakeroot	N
  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe	Clustered Snakeroot	N
  Sanicula trifoliata Bickn.	Large-fruited Sanicle	N
  Saponaria officinalis L.	Soapwort, Bouncing Bet	I
  Sassafras albidum (Nutt.) Nees	Sassafras	N
  Saururus cernuus L.	Lizard's-tail, Water-dragon	N
  Sceptridium biternatum (Savigny) Lyon	Southern Grape Fern	N
  Sceptridium dissectum (Sprengel) Lyon	Cut-leaf Grape Fern, Dissected Grape Fern	N
  Sceptridium oneidense (Gilbert) Holub	Blunt-lobed Grape Fern	N
  Schizachyrium scoparium (Michx.) Nash var. scoparium	Little Bluestem	N
  Schoenoplectus pungens (Vahl) Palla var. pungens	Common Threesquare, Chairmaker's Rush	N
  Schoenoplectus tabernaemontani (Gmelin) Palla	Soft-stem Bulrush	N
  Scirpus cyperinus (L.) Kunth	Woolgrass	N
  Scirpus pendulus Muhlenberg	Reddish Bulrush	N
  Scirpus polyphyllus Vahl	Leafy Bulrush	N
  Scleranthus annuus L. ssp. annuus	Knawel, Annual Knawel	I
  Scleria oligantha Michaux	Little-headed Nutrush, Few-Flowered Nutrush	N
  Scleria triglomerata Michaux	Tall Nutrush	N
  Scrophularia lanceolata Pursh	American Figwort, Lanceleaf Figwort, Early Figwort	N
  Scrophularia marilandica L.	Eastern Figwort, Late Figwort	N
  Scutellaria elliptica Muhl. ex Spreng.	Hairy Skullcap	N
  Scutellaria elliptica Muhl. ex Spreng. var. elliptica	Hairy Skullcap	N
  Scutellaria lateriflora L.	Mad-dog Skullcap, Blue Skullcap	N
  Scutellaria ovata Hill	Heart-leaf Skullcap	N
  Scutellaria ovata Hill ssp. ovata	Heart-leaf Skullcap	N
  Scutellaria ovata Hill ssp. rugosa (A. Wood) Epling	Heart-leaf Skullcap	N
  Scutellaria serrata Andr.	Showy Skullcap	N
  Securigera varia (L.) Lassen	Crown Vetch	I
  Sedum glaucophyllum Clausen	Cliff Stonecrop	N
  Sedum ternatum Michx.	Wild Stonecrop, Woodland Stonecrop	N
  Selaginella rupestris (L.) Spring	Rock Spikemoss	N
  Senecio vulgaris L.	Common Groundsel	I
  Senega ambigua (Nutt.) J.F.B. Pastore & J.R. Abbott	Loose Milkwort	N
  Senega verticillata (L.) J.F.B. Pastore & J.R. Abbott	Whorled Milkwort	N
  Senna hebecarpa (Fernald) Irwin & Barneby	American Senna, Northern Wild Senna	N
  Senna marilandica (L.) Link	Maryland Wild Senna, Southern Wild Senna	N
  Sericocarpus caespitosus Nesom	Clumped White-top Aster	N
  Sericocarpus linifolius (L.) B.S.P.	Narrow-leaf White-top Aster	N
  Setaria italica (L.) Beauv.	Foxtail-millet, Italian Bristlegrass	I
  Setaria parviflora (Poir.) Kerguelen	Knotroot Bristlegrass, Knotroot Foxtail	N
  Setaria pumila (Poir.) Roemer & Schultes ssp. pumila	Yellow Bristlegrass, Yellow Foxtail	I
  Setaria viridis (L.) Beauv. var. viridis	Green Bristlegrass, Green Foxtail	I
  Shortia galacifolia Torrey & A. Gray var. galacifolia	Shortia, Oconee Bells	I
  Sicyos angulatus L.	Bur Cucumber, One-seeded Bur Cucumber, Star Cucumber	N
  Sida spinosa L.	Prickly Sida, Prickly Mallow	I
  Silene antirrhina L.	Sleepy Catchfly	N
  Silene caroliniana Walt. var. pensylvanica (Michx.) Fernald	Wild Pink, Northern Wild Pink	N
  Silene dichotoma Ehrh. ssp. dichotoma	Forked Catchfly	I
  Silene latifolia Poir.	White Campion, Evening Lychnis	I
  Silene noctiflora L.	Night-flowering Catchfly, Sticky Campion	I
  Silene stellata (L.) Ait. f.	Starry Campion	N
  Silene virginica L.	Fire Pink	N
  Silene vulgaris (Moench) Garcke	Bladder Campion	I
  Silphium asteriscus L.	Rosin Weed	N
  Silphium asteriscus L. var. trifoliatum (L.) Clevinger	Whorled Rosin Weed	N
  Sisymbrium altissimum Linnaeus	Tall Tumble Mustard	I
  Sisymbrium officinale (Linnaeus) Scopoli	Hedge Mustard	I
  Sisyrinchium angustifolium P. Mill.	Narrow-leaved Blue-eyed-grass	N
  Sisyrinchium mucronatum Michx.	Needle-tip Blue-eyed-grass	N
  Sitobolium punctilobulum (Michaux) Desvaux	Hay-scented Fern	N
  Sium suave Walt.	Water Parsnip	N
  Smallanthus uvedalia (L.) Mackenzie ex Small	Hairy Leafcup, Yellow-flowered Leafcup, Bear's-foot	N
  Smilax bona-nox L. var. bona-nox	Catbrier, Fringed Greenbrier	N
  Smilax glauca Walt.	White-leaf Greenbrier, Sawbrier	N
  Smilax herbacea L.	Carrion-flower, Common Carrion-flower, Smooth Carrion-flower	N
  Smilax hispida Raf.	Bristly Greenbrier, Chinaroot	N
  Smilax pulverulenta Michx.	Hairy Carrion-flower, Downy Carrion-flower	N
  Smilax rotundifolia L.	Common Greenbrier, Bullbrier, Horsebrier	N
  Solanum carolinense L. var. carolinense	Horse-nettle, Carolina Horse-nettle	N
  Solanum dulcamara L.	Bittersweet, Climbing Nightshade	I
  Solanum emulans Raf.	Eastern Black Nightshade	N
  Solidago altissima L. var. altissima	Tall Goldenrod	N
  Solidago arguta Ait.	Sharp-leaved Goldenrod, Cut-leaved Goldenrod	N
  Solidago arguta Ait. var. arguta	Sharp-leaved Goldenrod; Cut-leaved Goldenrod	N
  Solidago arguta Ait. var. caroliniana Gray	Atlantic Goldenrod	N
  Solidago bicolor L.	Silverrod, White Goldenrod	N
  Solidago caesia L. var. caesia	Blue-stemmed Goldenrod, Wreath Goldenrod	N
  Solidago canadensis L. var. hargeri Fern.	Harger's Goldenrod	N
  Solidago curtisii Torr. & Gray	Curtis' Goldenrod	N
  Solidago erecta Pursh	Erect Goldenrod, Slender Goldenrod	N
  Solidago flexicaulis L.	Broad-Leaved Goldenrod, Zigzag Goldenrod	N
  Solidago gigantea Ait.	Late Goldenrod	N
  Solidago juncea Ait.	Early Goldenrod	N
  Solidago nemoralis Ait. var. nemoralis	Gray Goldenrod	N
  Solidago odora Ait.	Sweet Goldenrod, Anise-scented Goldenrod	N
  Solidago pinetorum Small	Small's Goldenrod, Pineywoods Goldenrod	N
  Solidago puberula Nutt.	Downy Goldenrod	N
  Solidago randii (Porter) Britt.	Rand's Goldenrod	N
  Solidago roanensis Porter	Roan Mountain Goldenrod	N
  Solidago rugosa P. Mill.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago speciosa Nutt.	Showy Goldenrod	N
  Solidago squarrosa Nutt.	Stout Goldenrod	N
  Solidago ulmifolia Muhl. ex Willd.	Elm-leaf Goldenrod	N
  Sonchus asper (L.) Hill	Spiny-leaf Sow Thistle	I
  Sorbus americana Marsh.	American Mountain-ash	N
  Sorghastrum nutans (L.) Nash	Indian Grass, Yellow Indian Grass	N
  Sorghum halepense (L.) Pers.	Johnson Grass	I
  Spergula arvensis L.	Corn Spurry	I
  Sphenopholis nitida (Biehler) Scribn.	Shiny Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. major (Torr.) K.S. Erdman	Slender Wedgegrass	N
  Sphenopholis pensylvanica (L.) A.S. Hitchc.	Swamp Wedgegrass	N
  Spiraea alba Du Roi var. latifolia (Ait.) Dippel	Broadleaf Meadowsweet	N
  Spiraea corymbosa Raf.	Dwarf Spiraea	N
  Spiraea prunifolia Sieb. & Zucc.	Bridal-wreath Spiraea	I
  Spiranthes cernua (L.) L.C. Rich.	Nodding Ladies'-tresses	N
  Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer	Southern Slender Ladies'-tresses	N
  Sporobolus clandestinus (Biehler) A.S. Hitchc.	Rough Dropseed	N
  Sporobolus neglectus Nash	Small Dropseed	N
  Sporobolus vaginiflorus (Torr. ex Gray) Wood	Poverty Dropseed, Sheathed Dropseed	N
  Stachys subcordata Rydb.	Blue Ridge Hedge-nettle	N
  Staphylea trifolia L.	Bladdernut	N
  Steironema ciliatum (L.) Baudo	Fringed Loosestrife	N
  Steironema lanceolatum (Walt.) Gray	Lanceleaf Loosestrife	N
  Stellaria graminea L.	Common Stitchwort, Lesser Stitchwort	I
  Stellaria longifolia Muhl.	Long-leaf Stitchwort	N
  Stellaria media (L.) Vill.	Common Chickweed	I
  Stellaria pubera Michx.	Star Chickweed, Common Starwort, Giant Chickweed, Great Chickweed	N
  Streptopus lanceolatus (Ait.) Reveal	Eastern Rose Mandarin, Eastern Twisted-stalk	N
  Strophostyles helvola (L.) Ell.	Beach Bean, Trailing Wild Bean, Amberique Bean	N
  Stylosanthes biflora (L.) B.S.P.	Pencilflower	N
  Styrax americanus Lamarck var. americanus	American Snowbell	N
  Swida alternifolia (L.f.) Small	Alternate-leaf Dogwood, Pagoda Cornel, Pagoda Dogwood	N
  Swida amomum (P. Miller) Small	Silky Dogwood	N
  Swida racemosa (Lamarck) Moldenke	Gray Dogwood	N
  Symphoricarpos orbiculatus Moench	Coralberry
  Symphyotrichum concolor (L.) Nesom	Eastern Silvery Aster	N
  Symphyotrichum cordifolium (L.) Nesom	Heart-leaved Aster, Blue Wood Aster	N
  Symphyotrichum dumosum (L.) Nesom var. dumosum	Bushy Aster	N
  Symphyotrichum lanceolatum (Willd.) Nesom	Panicled Aster, Eastern Lined Aster	N
  Symphyotrichum lateriflorum (L.) A.& D. Love	Calico Aster, Starved Aster	N
  Symphyotrichum lowrieanum (Porter) Nesom	Lowrie's Aster, Lowrie's Blue Wood Aster	N
  Symphyotrichum novae-angliae (L.) Nesom	New England Aster	N
  Symphyotrichum patens (Ait.) Nesom var. patens	Late Purple Aster	N
  Symphyotrichum pilosum (Willd.) Nesom	Frost Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pringlei (Gray) Nesom	Frost Aster; Pringle's Aster	N
  Symphyotrichum puniceum (L.) A.& D. Love var. puniceum	Purple-stem Aster	N
  Symphyotrichum undulatum (L.) Nesom	Wavy-leaved Aster	N
  Symplocarpus foetidus (L.) Salisbury ex W.P. C. Barton	Skunk Cabbage	N
  Syringa vulgaris L.	Common Lilac	I
  Taenidia integerrima (L.) Drude	Yellow Pimpernel	N
  Taenidia montana (Mackenzie) Cronq.	Mountain Pimpernel	N
  Taraxacum officinale G.H. Weber ex Wiggers	Common Dandelion	I
  Tephrosia virginiana (L.) Pers.	Virginia Goat's-rue	N
  Teucrium canadense L. var. canadense	Canada Germander, American Germander	N
  Thalictrum amphibolum Greene	Skunk Meadow-rue	N
  Thalictrum coriaceum (Britt.) Small	Appalachian Meadow-rue, Leatherleaf Meadow-rue, Maid of the Mist	N
  Thalictrum pubescens Pursh	Common Tall Meadow-rue	N
  Thalictrum thalictroides (L.) Eames & Boivin	Rue-anemone	N
  Thaspium barbinode (Michx.) Nutt.	Hairy-jointed Meadow Parsnip	N
  Thaspium trifoliatum (L.) Gray	Meadow Parsnip, Purple Meadow Parsnip	N
  Thermopsis mollis (Michx.) M.A. Curtis ex Gray	Appalachian Golden-banner	N
  Thlaspi arvense Linnaeus	Field Pennycress	I
  Thuja occidentalis L.	American Arborvitae, Northern Whitecedar, Flat Cedar	N
  Tiarella cordifolia L.	Heartleaf Foamflower	N
  Tilia americana L.	Basswood	N
  Tilia americana L. var. americana	American Basswood	N
  Tilia americana L. var. heterophylla (Vent.) Loud.	White Basswood	N
  Tipularia discolor (Pursh) Nutt	Cranefly Orchid	N
  Torilis arvensis (Huds.) Link ssp. recta Jury	Spreading Hedge Parsley	I
  Toxicodendron pubescens P.Miller	Poison Oak	N
  Toxicodendron radicans (L.) Kuntze var. radicans	Poison Ivy, Eastern Poison Ivy	N
  Tradescantia ohiensis Rafinesque	Ohio Spiderwort, Smooth Spiderwort	N
  Tradescantia virginiana L.	Virginia Spiderwort	N
  Tragopogon dubius Scop.	Western Salsify, Yellow Salsify, Yellow Goat's-beard	I
  Trautvetteria caroliniensis (Walt.) Vail	Tassel-rue	N
  Trichostema coeruleum (Michx.) K.S.McClell. & Weakley	False Pennyroyal	N
  Trichostema dichotomum L.	Common Blue Curls, Forked Blue Curls	N
  Tridens flavus (L.) A.S. Hitchc.	Purpletop, Tall Redtop	N
  Trientalis borealis Raf.	Northern Starflower	N
  Trifolium arvense L.	Rabbit-foot Clover	I
  Trifolium aureum Pollich	Golden Clover, Large Hop Clover	I
  Trifolium campestre Schreb.	Low Hop Clover	I
  Trifolium dubium Sibthorp	Lesser Hop Clover, Least Hop Clover	I
  Trifolium hybridum L.	Alsike Clover	I
  Trifolium pratense L.	Red Clover	I
  Trifolium repens L.	White Clover, Dutch Clover	I
  Trillidium undulatum Floden & E.E. Schilling	Painted Trillium, Striped Wake-robin	N
  Trillium erectum L.	Red Trillium, Wake-robin, Stinking Benjamin	N
  Trillium grandiflorum (Michx.) Salisb.	Large-flowered Trillium, Great White Trillium	N
  Trillium sessile L.	Sessile Trillium, Toad Trillium, Toadshade	N
  Triodanis perfoliata (L.) Nieuwl.	Venus' Looking-glass, Common Venus' Looking-glass	N
  Triosteum aurantiacum Bickn. var. aurantiacum	Orange-fruited Horse-gentian, Coffee Tinker's-weed	N
  Tripsacum dactyloides (L.) L. var. dactyloides	Eastern Gamagrass	N
  Tsuga canadensis (L.) Carriere	Eastern Hemlock, Canada Hemlock	N
  Tussilago farfara L.	Coltsfoot	I
  Typha latifolia L.	Common Cattail, Broadleaf Cattail	N
  Ulmus americana L.	American Elm	N
  Ulmus rubra Muhl.	Slippery Elm, Red Elm	N
  Urtica dioica L.	European Stinging Nettle, Great Nettle	I
  Urtica dioica L. + Urtica gracilis Ait. ssp. gracilis	Stinging Nettle
  Urtica gracilis Ait. ssp. gracilis	American Stinging Nettle	N
  Uvularia grandiflora Sm.	Large-flowered Bellwort	N
  Uvularia perfoliata L.	Perfoliate Bellwort	N
  Uvularia puberula Michx.	Mountain Bellwort, Common Bellwort	N
  Uvularia sessilifolia L.	Sessile Bellwort, Wild-oats	N
  Vaccinium angustifolium Ait.	Northern Lowbush Blueberry	N
  Vaccinium fuscatum Ait.	Hairy Highbush Blueberry, Black Highbush Blueberry	N
  Vaccinium pallidum Ait.	Early Lowbush Blueberry, Hillside Blueberry	N
  Vaccinium stamineum L.	Deerberry	N
  Valerianella locusta (L.) Latterade	European Corn-salad, Lamb's-lettuce	I
  Valerianella radiata (L.) Dufr.	Beaked Corn-salad	N
  Valerianella umbilicata (Sull.) Wood	Northern Corn-salad	N
  Veratrum viride Aiton	American False-hellebore, White Hellebore, Green Hellebore, Indian Poke	N
  Verbascum blattaria L.	Moth Mullein	I
  Verbascum thapsus L. ssp. thapsus	Common Mullein, Great Mullein Woolly Mullein, Flannel-plant, Velvet-plant	I
  Verbena simplex Lehm.	Narrow-leaf Vervain	N
  Verbena urticifolia L.	White Vervain	N
  Verbesina alternifolia (L.) Britt. ex Kearney	Wingstem	N
  Verbesina occidentalis (L.) Walt.	Yellow Crownbeard	N
  Vernonia glauca (L.) Willd.	Upland Ironweed, Broad-leaf Ironweed	N
  Vernonia noveboracensis (L.) Michx.	New York Ironweed	N
  Veronica americana Schwein. ex Benth.	American Speedwell, Brooklime	N
  Veronica arvensis L.	Corn Speedwell, Wall Speedwell	I
  Veronica hederifolia L.	Ivy-leaf Speedwell	I
  Veronica officinalis L.	Common Speedwell
  Veronica peregrina L. var. peregrina	Common Purslane Speedwell	N
  Veronica persica Poiret	Bird's-eye Speedwell	I
  Veronica serpyllifolia L. var. serpyllifolia	Thyme-leaf Speedwell	I
  Viburnum acerifolium L.	Maple-leaf Viburnum, Dockmackie	N
  Viburnum dentatum complex	Arrow-wood	N
  Viburnum prunifolium L.	Black Haw	N
  Viburnum recognitum Fernald	Smooth Arrow-wood	N
  Vicia caroliniana Walt.	Wood Vetch, Carolina Vetch	N
  Vicia hirsuta (L.) S.F. Gray	Tiny Vetch, Hairy Tare	I
  Vicia sativa L.	Narrow-leaf Vetch, Common Vetch	I
  Vicia tetrasperma (L.) Schreb.	Slender Vetch, Lentil Vetch	I
  Vicia villosa Roth ssp. varia (Host) Corbiere	Smooth Vetch	I
  Vicia villosa Roth ssp. villosa	Hairy Vetch, Winter Vetch	I
  Vinca major L.	Greater Periwinkle	I
  Vinca minor L.	Periwinkle, Common Periwinkle	I
  Viola affinis Le Conte	LeConte's Violet, Sand Violet	N
  Viola arvensis Murr.	European Field Pansy	I
  Viola blanda Willd.	Sweet White Violet	N
  Viola canadensis L.	Canada Violet, Tall White Violet	N
  Viola cucullata Ait.	Marsh Blue Violet	N
  Viola eriocarpa Schwein.	Smooth Yellow Violet	N
  Viola fimbriatula J.E. Smith	Northern Downy Violet	N
  Viola hastata Michx.	Halberd-leaved Yellow Violet	N
  Viola hirsutula Brainerd	Southern Wood Violet	N
  Viola palmata L. complex	Wood Violet	N
  Viola palmata L. var. triloba (Schwein.) Gingins ex A. DC.	Northern Three-lobed Violet	N
  Viola pedata L. ssp. pedata	Bird's-foot violet	N
  Viola pubescens / eriocarpa complex	Yellow Violet	N
  Viola pubescens Aiton	Downy Yellow Violet	N
  Viola rafinesquii Greene	Field Pansy, Wild Pansy	N
  Viola rotundifolia Michx.	Round-leaved Yellow Violet, Early Yellow Violet	N
  Viola sagittata Aiton	Arrow-leaved Violet	N
  Viola striata Ait.	Striped Violet, Cream Violet	N
  Vitis aestivalis Michx.	Summer Grape, Silverleaf Grape	N
  Vitis aestivalis Michx. var. bicolor Deam	Silverleaf Grape	N
  Vitis cinerea (Engelm.) Engelm. ex Millardet var. baileyana (Munson) Comeaux	Possum Grape	N
  Vitis labrusca L.	Fox Grape	N
  Vitis riparia Michx.	Riverbank Grape	N
  Vitis vulpina L.	Winter Grape, Frost Grape, Chicken Grape	N
  Waldsteinia fragarioides (Michx.) Tratt.	Barren Strawberry	N
  Wisteria frutescens (L.) Poir. var. macrostachya Torr. & A. Gray	Mississippi Wisteria	I
  Wisteria sinensis (Sims) Sweet	Chinese Wisteria	I
  Woodsia obtusa (Spreng.) Torr. ssp. obtusa	Blunt-lobed Woodsia, Blunt-lobed Cliff Fern	N
  Xanthium strumarium L.	Common Cocklebur	N
  Xanthorhiza simplicissima Marsh.	Yellowroot	N
  Xerophyllum asphodeloides (L.) Nutt.	Turkeybeard, Beargrass	N
  Yucca filamentosa L.	Common Yucca, Adam's Needle	N
  Zizia aptera (Gray) Fern.	Heart-leaf Golden-alexanders	N
  Zizia aurea (L.) W.D.J. Koch	Golden-alexanders, Common Golden-alexanders	N

  • Bryophytes
  Download Bryophytes of County

  Scientific Name	Common Name	Native Status
  Anomodon minor (Hedwig) Lindberg		N
  Anomodon tristis (Ces.) Sull. & Lesq.		N
  Arrhenopterum heterostichum Hedwig		N
  Barbula unguiculata Hedwig		N
  Bartramia pomiformis Hedwig	Apple Moss	N
  Bazzania trilobata (L.) Gray		N
  Brachythecium laetum (Brid.) Schimp.	Pleated Foxtail Moss	N
  Brachythecium rivulare Schimper	River Foxtail Moss	N
  Bryoandersonia illecebra (Hedw.) H. Rob.	Worm Moss	N
  Calypogeia neogaea (R.M. Schust.) Bakalin		N
  Chiloscyphus pallescens (Ehrh. ex Hoffm.) Dumort. var. fragilis (Roth) Muell. Frib. ex R.M. Schust.
  Climacium americanum Bridel	Common Tree Moss	N
  Conocephalum salebrosum Szweyk., Buczk. & Odrzyk.		N
  Dicranella rufescens (With.) Schimp.		N
  Dicranum montanum Hedwig	Crispy Broom Moss	N
  Dicranum scoparium Hedwig	Common Broom Moss	N
  Diphyscium foliosum (Hedw.) D. Mohr		N
  Diplophyllum apiculatum (A. Evans) Steph.		N
  Ditrichum pallidum (Hedw.) Hampe	Saffron Moss	N
  Fontinalis novae-angliae Sullivant		N
  Frullania asagrayana Montagne		N
  Frullania eboracensis Gottsche ssp. eboracensis		N
  Frullania plana Sullivant		N
  Funaria flavicans Michaux		N
  Grimmia laevigata (Bridel) Bridel		N
  Grimmia pilifera Palisot de Beauvois		N
  Haplocladium virginianum (Brid.) Broth.		N
  Hedwigia ciliata (Hedw.) P. Beauv.	Medusa Moss	N
  Homomallium adnatum (Hedw.) Broth.		N
  Hygroamblystegium varium (Hedw.) Mönkemeyer ssp. varium var. varium	Tangled Thread Moss	N
  Hygrohypnum eugyrium (Schimp.) Loeske	Swollen Brook Moss	N
  Hypnum imponens Hedwig	Brocade Moss	N
  Kurzia sylvatica (A. Evans) Grolle		N
  Lejeunea cavifolia (Ehrh.) Lindb.		N
  Lejeunea lamacerina (Steph.) Schiffn. ssp. gemminata R.M. Schust.		N
  Lejeunea ruthii (A. Evans) R.M. Schust.		N
  Leskea australis Sharp		N
  Leucobryum glaucum (Hedw.) Ångstr	Cushion Moss	N
  Leucodon julaceus (Hedw.) Sull.		N
  Lophocolea heterophylla (Schrad.) Dum.		N
  Metzgeria consanguinea Schiffn.		N
  Metzgeria crassipilis (Lindb.) A. Evans		N
  Nowellia curvifolia (Dicks.) Mitt.		N
  Oxyrrhynchium hians (Hedw.) Loeske		N
  Pallavicinia lyellii (Hook.) Carruth.		N
  Pellia epiphylla (L.) Corda		N
  Phaeoceros carolinianus (Michx.) Prosk.		N
  Plagiochila porelloides (Torr. ex Nees) Lindenb.		N
  Plagiomnium ciliare (Müll. Hal.) T.J. Kop.		N
  Plagiomnium cuspidatum (Hedw.) T.J. Kop.		N
  Platydictya confervoides (Brid.) H.A. Crum		N
  Platylomella lescurii (Sull.) A. L. Andrews	Bordered Brook Moss	N
  Pohlia nutans (Hedw.) Lindb.		N
  Polytrichastrum ohioense (Renauld & Cardot) G.L. Sm.		N
  Porella platyphylla (L.) Pfeiffer		N
  Pylaisia condensata (Mitt.) A. Jaeger	Paintbrush Moss	N
  Pylaisia intricata (Hedw.) Schimp.		N
  Radula tenax Lindberg		N
  Reboulia hemisphaerica (L.) Raddi		N
  Rhynchostegium serrulatum (Hedw.) A. Jaeger		N
  Scapania nemorea (L.) Grolle		N
  Schistidium rivulare (Brid.) Podp.		N
  Sematophyllum adnatum (Michx.) E. Britton		N
  Sphagnum affine Renauld & Cardot		N
  Sphagnum cuspidatum Hoffm.		N
  Sphagnum fallax (H. Klinggr.) H. Klinggr.		N
  Sphagnum palustre Linnaeus		N
  Thuidium delicatulum (Hedw.) Schimp.	Delicate Fern Moss	N
  Torrentaria riparioides (Hedw.) Ochyra		N
  Tortella humilis (Hedw.) Jenn.		N
  Weissia controversa Hedwig		N

• Appomattox
  • Vascular Plants
  Download Vascular Plants of County

  Scientific Name	Common Name	Native Status
  Acalypha deamii (Weatherby) Ahles	Deam's Copperleaf, Big-seeded Copperleaf, Two-seeded Copperleaf	N
  Acalypha gracilens Gray	Slender Three-seeded Mercury, Short-stalk Copperleaf	N
  Acalypha ostryifolia Riddell	Hornbeam Copperleaf, Rough-pod Copperleaf	I
  Acalypha rhomboidea Raf.	Common Three-seeded Mercury, Common Copperleaf	N
  Acalypha virginica L.	Virginia Three-seeded Mercury, Virginia Copperleaf	N
  Acer negundo L. var. negundo	Boxelder, Eastern Boxelder	N
  Acer rubrum L.	Red Maple	N
  Acer saccharinum L.	Silver Maple	N
  Acer saccharum Marshall	Sugar Maple	N
  Acetosa acetosella (L.) P. Miller	Sheep Sorrel	I
  Achillea borealis Bongard	Common Yarrow	N
  Aconitum uncinatum L.	Blue Monkshood	N
  Actaea racemosa L.	Common Black Cohosh, Bugbane	N
  Adiantum pedatum L.	Northern Maidenhair Fern	N
  Aegilops cylindrica Host	Jointed Goatgrass	I
  Aesculus flava Solander	Yellow Buckeye	N
  Agalinis decemloba (Greene) Pennell	Ten-lobed False Foxglove	N
  Agalinis purpurea (L.) Pennell	Purple False Foxglove	N
  Agalinis tenuifolia (Vahl) Raf.	Slender-leaf False Foxglove, Slender False Foxglove	N
  Ageratina altissima (L.) King & H.E. Robins.	White Snakeroot	N
  Ageratina aromatica (L.) Spach	Small White Snakeroot, Lesser Snakeroot	N
  Agrimonia parviflora Ait.	Small-flowered Agrimony, Harvest-lice	N
  Agrimonia pubescens Wallr.	Downy Agrimony	N
  Agrimonia rostellata Wallr.	Woodland Agrimony	N
  Agrostemma githago L. var. githago	Common Corncockle	I
  Agrostis gigantea Roth	Redtop	I
  Agrostis hyemalis (Walt.) B.S.P.	Winter Bentgrass, Ticklegrass	N
  Agrostis perennans (Walt.) Tuckerman	Autumn Bentgrass	N
  Ailanthus altissima (P. Miller) Swingle	Tree-of-heaven	I
  Aira caryophyllea L.	Silver Hairgrass	I
  Aira elegans Willd. ex Kunth	Elegant Hairgrass	I
  Akebia quinata (Houtt.) Dcne.	Five-leaf Akebia, Chocolate Vine	I
  Albizia julibrissin Durazz.	Mimosa, Silk Tree	I
  Aletris farinosa L.	White Colicroot	N
  Alisma subcordatum Rafinesque	Southern Water-plantain	N
  Alliaria petiolata (Bieberstein) Cavara & Grande	Garlic Mustard, Hedge Garlic	I
  Allium vineale L.	Field Garlic, Onion Grass, Wild Onion	I
  Alnus serrulata (Ait.) Willd.	Smooth Alder, Hazel Alder	N
  Alopecurus pratensis L.	Meadow Foxtail	I
  Amaranthus albus L.	Tumbleweed Amaranth, White Amaranth, Prostrate Pigweed	I
  Amaranthus hybridus L.	Slender Pigweed, Smooth Pigweed, Green Amaranth	N
  Amaranthus spinosus L.	Spiny Amaranth	I
  Amauropelta noveboracensis (L.) S.E. Fawcett & A.R. Smith	New York Fern	N
  Ambrosia artemisiifolia L.	Common Ragweed	N
  Ambrosia bidentata Michx.	Lance-leaf Ragweed
  Ambrosia trifida L.	Giant Ragweed	N
  Amelanchier arborea (Michx. f.) Fernald	Downy Serviceberry	N
  Amelanchier laevis Wieg.	Smooth Serviceberry	N
  Amorpha fruticosa L.	False Indigo-bush, Tall Indigo-bush	N
  Amphicarpaea bracteata (L.) Fern. var. bracteata	Hog-peanut	N
  Anagallis arvensis L.	Scarlet Pimpernel, Common Pimpernel	I
  Andersonglossum virginianum (L.) J.I. Cohen	Wild Comfrey	N
  Andropogon gerardii Vitman	Big Bluestem, Turkeyfoot	N
  Andropogon glomeratus (Walt.) B.S.P.	Bushy Bluestem	N
  Andropogon gyrans Ashe	Elliott's Bluestem	N
  Andropogon ternarius Michx. var. ternarius	Splitbeard Bluestem, Silvery Bluestem	N
  Andropogon virginicus L.	Broomsedge, Broomstraw, Sedge Grass, Sage Grass	N
  Anemone lancifolia Pursh	Lanceleaf Anemone, Mountain Anemone	N
  Anemone virginiana L. var. virginiana	Thimbleweed, Tall Anemone	N
  Angelica venenosa (Greenway) Fern.	Hairy Angelica	N
  Antennaria parlinii Fern. ssp. parlinii	Parlin's Pussytoes	N
  Antennaria plantaginifolia (L.) Richards.	Plantain-leaved Pussytoes	N
  Anthemis arvensis L.	Corn Chamomile	I
  Anthoxanthum odoratum L.	Sweet Vernal Grass	I
  Aphyllon uniflorum L.	Cancer-root	N
  Apios americana Medik.	Groundnut	N
  Aplectrum hyemale (Muhl. ex Willd.) Torrey	Puttyroot, Adam-and-Eve	N
  Apocynum cannabinum L.	Indian Hemp, Hemp Dogbane	N
  Apocynum sibiricum Jacq.	Clasping-leaved Dogbane	N
  Aquilegia canadensis L.	Wild Columbine, Eastern Red Columbine	N
  Arabidopsis thaliana (Linnaeus) Heynhold	Mouse-ear Cress	I
  Aralia nudicaulis L.	Wild Sarsaparilla	N
  Aralia racemosa L.	Spikenard, American Spikenard	N
  Aralia spinosa L.	Devil's Walking-stick	N
  Arctium minus Bernh.	Common Burdock, Lesser Burdock	I
  Arenaria serpyllifolia L.	Large Thyme-leaved Sandwort	I
  Arisaema dracontium (L.) Schott	Green Dragon	N
  Arisaema triphyllum (L.) Schott ssp. triphyllum	Common Jack-in-the-pulpit	N
  Aristida dichotoma Michx. var. curtissii Gray	Curtiss' Three-awn Grass	N
  Aristida dichotoma Michx. var. dichotoma	Fork-tip Three-awn Grass	N
  Aristida oligantha Michx.	Prairie Three-awn Grass	N
  Aristida purpurascens Poir.	Purple Three-awn Grass, Arrow-feather, Three-awn Grass	N
  Arnoglossum atriplicifolium (L.) H.E. Robins.	Pale Indian-plantain	N
  Arrhenatherum elatius (L.) J. & K. Presl var. elatius	Tall Oatgrass	I
  Artemisia annua L.	Sweet Wormwood, Annual Wormwood, Sweet Annie	I
  Artemisia ludoviciana Nutt. ssp. ludoviciana	Silver Wormword, Western Mugwort, White Sagebrush	I
  Artemisia vulgaris L.	Common Mugwort	I
  Arthraxon hispidus (Thunb.) Makino var. hispidus	Joint-head Grass	I
  Aruncus dioicus (Walt.) Fernald var. dioicus	Goat's-beard	N
  Asarum canadense L.	Common Wild Ginger	N
  Asclepias amplexicaulis J.E. Smith	Clasping Milkweed	N
  Asclepias exaltata L.	Tall Milkweed	N
  Asclepias incarnata L.	Swamp Milkweed	N
  Asclepias incarnata L. var. pulchra (Ehrh. ex Willd.) Pers.	Swamp Milkweed	N
  Asclepias syriaca L.	Common Milkweed	N
  Asclepias tuberosa L. var. tuberosa	Butterfly-weed, Common Butterfly-weed	N
  Asclepias variegata L.	White Milkweed	N
  Asclepias verticillata L.	Whorled Milkweed	N
  Asclepias viridiflora Raf.	Green Milkweed	N
  Asimina triloba (L.) Dunal	Pawpaw, Common Pawpaw	N
  Asparagus officinalis L.	Asparagus	I
  Asplenium montanum Willd.	Mountain Spleenwort	N
  Asplenium pinnatifidum Nuttall	Lobed Spleenwort, Pinnatifid Spleenwort	N
  Asplenium platyneuron (L.) B.S.P.	Ebony Spleenwort	N
  Asplenium resiliens Kunze	Blackstem Spleenwort	N
  Asplenium rhizophyllum L.	Walking Fern	N
  Asplenium trichomanes L. ssp. trichomanes	Maidenhair Spleenwort	N
  Asplenium ×trudellii Wherry	Trudell's Spleenwort	N
  Athyrium asplenioides (Michx.) A.A. Eaton	Southern Lady Fern	N
  Aureolaria levigata (Raf.) Raf.	Entire-leaf Yellow False Foxglove, Appalachian Oak-leach	N
  Aureolaria pedicularia (L.) Raf.	Fern-leaf Yellow False Foxglove, Annual Oak-leach	N
  Aureolaria virginica (L.) Pennell	Downy Yellow False Foxglove, Downy Oak-leach	N
  Baptisia tinctoria (L.) R. Br. ex Ait. f.	Yellow Wild Indigo, Horsefly Weed	N
  Barbarea verna (Miller) Ascherson	Early Winter Cress	I
  Barbarea vulgaris R. Brown	Common Winter Cress, Yellow Rocket	I
  Bartonia virginica (L.) BSP	Yellow Bartonia, Yellow Screwstem	N
  Bassia scoparia (L.) A.J. Scott	Summer-cypress, Burning-bush	I
  Benthamidia florida (L.) Spach	Flowering Dogwood	N
  Berberis thunbergii DC	Japanese Barberry	I
  Betula lenta L. var. lenta	Sweet Birch, Black Birch	N
  Betula nigra L.	River Birch, Red Birch	N
  Bidens bipinnata L.	Spanish Needles	N
  Bidens cernua L.	Nodding Beggar-ticks, Nodding Bur-marigold	N
  Bidens connata Muhl. ex Willd.	Purple-stem Beggar-ticks	N
  Bidens discoidea (Torr. & Gray) Britt.	Small Beggar-ticks	N
  Bidens frondosa L.	Devil's Beggar-ticks	N
  Bidens polylepis Blake	Midwestern Tickseed Sunflower
  Blephilia ciliata (L.) Benth.	Downy Wood Mint	N
  Boehmeria cylindrica (L.) Sw.	False Nettle	N
  Borodinia canadensis (L.) P.J. Alexander & Windham	Sicklepod, Canada Rock Cress	N
  Borodinia laevigata (Muhl. ex Willd.) P.J. Alexander & Windham	Smooth Rock Cress	N
  Bothriochloa torreyana (Steud.) Scrivanti & Antón	Silver Bluestem	I
  Botrypus virginianus (L.) Michx.	Rattlesnake Fern	N
  Brachyelytrum erectum (Schreb. ex Spreng.) Beauv.	Bearded Shorthusk, Common Shorthusk	N
  Brassica rapa Linnaeus	Turnip, Bird's Rape, Field Rape, Field Mustard	I
  Brickellia eupatorioides (L.) Shinners	False Boneset	N
  Bromus hordeaceus L. ssp. hordeaceus	Soft Brome Grass, Soft Chess	I
  Bromus japonicus Thunb. ex Murr.	Japanese Brome Grass, Japanese Chess	I
  Bromus nottowayanus Fern.	Nottoway Valley Brome Grass, Satin Brome	N
  Bromus pubescens Sprengel	Common Eastern Brome Grass, Hairy Woodland Brome	N
  Bromus racemosus L.	Smooth Brome, Bald Brome, Meadow Brome, Hairy Chess	I
  Bromus secalinus L.	Cheat, Common Chess, Rye Brome	I
  Bromus tectorum L.	Downy Brome, Downy Chess, Cheatgrass	I
  Broussonetia papyrifera (L.) L'Her. ex Vent.	Paper Mulberry	I
  Buglossoides arvensis (L.) I.M. Johnston ssp. arvensis	Corn-gromwell	I
  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris	Common Hairsedge	N
  Calamagrostis porteri Gray ssp. porteri	Porter's Reedgrass	N
  Callicarpa dichotoma (Loureiro) K. Koch	Purple Beauty-berry	I
  Callitriche heterophylla Pursh var. heterophylla	Large Water-starwort	N
  Calopogon tuberosus (L.) BSP var. tuberosus	Tuberous Grass-pink, Common Grass-pink	N
  Calystegia sepium (L.) R. Br. complex	Hedge Bindweed	N
  Calystegia silvatica (Kit.) Griesb. ssp. fraterniflora (Mackenzie & Bush) Brummitt	Large Bindweed, Giant Bindweed	N
  Campanula divaricata Michx.	Southern Harebell, Appalachian Bellflower	N
  Campanulastrum americanum (L.) Small	Tall Bellflower	N
  Campsis radicans (L.) Seem. ex Bureau	Trumpet-creeper	N
  Capnoides sempervirens (L.) Borkh.	Pale Corydalis, Pink Corydalis, Rock Harlequin	N
  Capsella bursa-pastoris (Linnaeus) Medicus	Common Shepherd's Purse	I
  Cardamine angustata O. E. Schulz	Slender Toothwort	N
  Cardamine bulbosa (Schreber ex. Muhlenberg) Britton, Sterns & Poggenberg	Spring Cress, Bulbous Bittercress	N
  Cardamine concatenata (Michaux) O. Schwarz	Cut-leaf Toothwort	N
  Cardamine douglassii Britton	Purple Cress	N
  Cardamine hirsuta Linnaeus	Hairy Bittercress	I
  Cardamine pensylvanica Muhlenberg ex Willdenow	Pennsylvania Bittercress	N
  Carduus nutans L.	Musk Thistle, Nodding Thistle	I
  Carex aggregata Mackenzie	Glomerate Sedge	N
  Carex albicans Willd. ex Sprengel var. albicans	White-tinged Sedge	N
  Carex amphibola complex		N
  Carex amphibola Steudel	Eastern Narrow-leaved Sedge	N
  Carex annectens (Bickn.) Bickn.	Yellow-fuited Sedge	N
  Carex atlantica Bailey	Prickly Bog Sedge, Atlantic Sedge	N
  Carex blanda Dewey	Eastern Woodland Sedge	N
  Carex bromoides Schk. ex Willd. ssp. bromoides	Common Brome Sedge	N
  Carex caroliniana Schweinitz	Carolina Sedge	N
  Carex cephalophora Muhl. ex Willd.	Oval-leaved Sedge	N
  Carex communis Bailey	Fibrous-rooted Sedge	N
  Carex crinita Lam.	Long-fringed Sedge	N
  Carex crinita Lam. var. brevicrinis Fernald	Short-fringed Sedge	N
  Carex cumberlandensis Naczi, Kral, & Bryson	Cumberland Sedge	N
  Carex debilis Michaux var. debilis	White-edged Sedge	N
  Carex debilis Michx. var. pubera A. Gray	Allegheny Sedge	N
  Carex digitalis Willd.	Slender Woodland Sedge	N
  Carex digitalis Willd. var. digitalis	Slender Woodland Sedge	N
  Carex digitalis Willd. var. macropoda Fernald	Long-spiked Slender Woodland Sedge	N
  Carex festucacea Schk. ex Willd.	Fescue Sedge	N
  Carex flaccosperma complex	Meadow Sedge, Thin-fruited Sedge	N
  Carex frankii Kunth	Frank's Sedge	N
  Carex glaucodea Tuckerman ex Olney	Blue Sedge	N
  Carex gracilescens Steudel	Slender Loose-flowered Sedge	N
  Carex gracillima Schw.	Graceful Sedge	N
  Carex hirsutella Mackenzie	Fuzzy Sedge, Hairy-leaved Sedge	N
  Carex hirtifolia Mackenzie	Pubescent Sedge	N
  Carex intumescens Rudge var. intumescens	Bladder Sedge	N
  Carex jamesii Schweinitz	James's Sedge	N
  Carex kraliana Naczi & Bryson	Kral's Sedge	N
  Carex laevivaginata (Kukenth.) Mackenzie	Smooth-sheathed Sedge	N
  Carex laxiculmis Schweinitz	Spreading Sedge	N
  Carex laxiflora Lam.	Broad Loose-flowered Sedge	N
  Carex leavenworthii Dewey	Leavenworth's Sedge	N
  Carex leptalea Wahlenberg var. leptalea	Bristly-stalk Sedge	N
  Carex lurida Wahlenb.	Sallow Sedge	N
  Carex mesochorea Mackenzie	Midland Sedge	N
  Carex nigromarginata Schweinitz	Black-edged Sedge	N
  Carex normalis Mackenzie	Greater Straw Sedge	N
  Carex oligocarpa Willd.	Eastern Few-fruited Sedge	N
  Carex pensylvanica Lam.	Pennsylvania Sedge	N
  Carex platyphylla Carey	Broad-leaved Sedge	N
  Carex prasina Wahlenb.	Drooping Sedge	N
  Carex radiata (Wahlenb.) Small	Eastern Star Sedge	N
  Carex retroflexa Muhl. ex Willd.	Reflexed Sedge	N
  Carex rosea Schk. ex Willd.	Rosy Sedge	N
  Carex scoparia Schk. ex Willd.	Broom Sedge	N
  Carex shortiana Dewey	Short's Sedge	N
  Carex sparganioides Muhl. ex Willd.	Bur-reed Sedge	N
  Carex squarrosa L.	Squarrose Sedge	N
  Carex stipata Muhl. ex Willd. var. stipata	Stalk-grain Sedge, Awl-fruit Sedge	N
  Carex striatula Michaux	Lined Sedge	N
  Carex stricta Lam.	Tussock Sedge, Upright Sedge, Stool Sedge	N
  Carex styloflexa Buckley	Bent Sedge	N
  Carex swanii (Fernald) Mackenzie	Swan's Sedge	N
  Carex texensis (Torr.) Bailey	Texas Sedge	N
  Carex tonsa (Fernald) Bicknell	Shaved Sedge	N
  Carex torta Boott	Twisted Sedge	N
  Carex tribuloides Wahlenb. var. tribuloides	Blunt Broom Sedge	N
  Carex trichocarpa Willd.	Hairy-fruited Sedge	N
  Carex umbellata Schk. ex Willd.	Parasol Sedge	N
  Carex virescens Muhl. ex Willd.	Ribbed Sedge	N
  Carex vulpinoidea Michaux	Fox Sedge	N
  Carex willdenowii Schk. ex Willd.	Willdenow's Sedge	N
  Carpinus caroliniana Walt.	American Hornbeam, Ironwood	N
  Carya cordiformis (Wangenh.) K. Koch	Bitternut Hickory	N
  Carya glabra (P. Miller) Sweet	Pignut Hickory	N
  Carya ovalis (Wangenh.) Sarg.	Red Hickory, Sweet Pignut Hickory	N
  Carya ovata (P.Mill.) K. Koch	Shagbark hickory	N
  Carya tomentosa (Poir.) Nutt.	Mockernut Hickory	N
  Castanea dentata (Marshall) Borkhausen	American Chestnut	N
  Castanea pumila (Linnaeus) P. Miller	Allegheny Chinkapin	N
  Catalpa speciosa (Warder) Warder ex Engelm.	Northern Catalpa	I
  Caulophyllum thalictroides (L.) Michx.	Blue Cohosh, Common Blue Cohosh	N
  Ceanothus americanus L.	New Jersey Tea, Redroot	N
  Celtis laevigata Willd.	Sugarberry, Southern Hackberry	N
  Celtis occidentalis L.	Common Hackberry, Northern Hackberry	N
  Celtis pumila Pursh	Dwarf Hackberry, Georgia Hackberry	N
  Centaurea stoebe L. ssp. micranthos (S.G. Gmelin ex Gugler) Hayek	Spotted Knapweed	I
  Cephalanthus occidentalis L.	Buttonbush	N
  Cerastium fontanum Baumg. ssp. vulgare (Hartman) Greuter & Burdet	Common Mouse-ear Chickweed	I
  Cerastium glomeratum Thuill.	Sticky Mouse-ear Chickweed	I
  Cerastium semidecandrum L.	Little Mouse-ear Chickweed	I
  Cercis canadensis L. var. canadensis	Eastern Redbud	N
  Chaenorrhinum minus (L.) Lange ssp. minus	Dwarf Snapdragon, Lesser Toadflax	I
  Chaerophyllum procumbens (L.) Crantz var. procumbens	Spreading Chervil	N
  Chaerophyllum tainturieri Hook.	Hairy-fruit Chervil, Southern Wild Chervil	N
  Chamaecrista fasciculata (Michx.) Greene var. fasciculata	Common Partridge-pea	N
  Chamaecrista nictitans (L.) Moench var. nictitans	Wild Sensitive Plant, Sensitive Partridge-pea	N
  Chamaelirium luteum (L.) Gray	Devil's-bit	N
  Chasmanthium latifolium (Michx.) Yates	River Oats	N
  Chasmanthium laxum (L.) Yates	Slender Spikegrass	N
  Chelone glabra L.	White Turtlehead	N
  Chenopodium album L.	Lamb's-quarters, Pigweed	I
  Chimaphila maculata (L.) Pursh	Spotted Wintergreen, Striped Wintergreen	N
  Chimaphila umbellata (L.) W. Barton ssp. cisatlantica (Blake) Hulten	Pipsissewa, Prince's-pine	N
  Chionanthus virginicus L.	Fringetree, Old Man's Beard	N
  Chrysogonum virginianum L.	Green-and-gold	N
  Chrysopsis mariana (L.) Ell.	Maryland Golden-aster	N
  Chrysosplenium americanum Schwein. ex Hook.	Golden Saxifrage, Water-mat, Water-carpet	N
  Cichorium intybus L.	Chicory, Succory	I
  Cicuta maculata L. var. maculata	Water-hemlock, Spotted Water-hemlock	N
  Cinna arundinacea L.	Common Wood Reedgrass, Sweet Wood Reed-grass	N
  Circaea canadensis (L.) Hill	Enchanter's Night-shade	N
  Cirsium discolor (Muhl. ex Willd.) Spreng.	Field Thistle	N
  Cirsium pumilum (Nutt.) Spreng.	Pasture Thistle	N
  Cirsium vulgare (Savi) Ten.	Bull Thistle	I
  Claytonia virginica L. var. virginiana	Spring Beauty, Virginia Spring Beauty, Eastern Spring Beauty	N
  Claytosmunda claytoniana (L.) Metzgar & Rouhan	Interrupted Fern	N
  Clematis ochroleuca Ait.	Curlyheads	N
  Clematis terniflora DC.	Sweet Autumn Clematis, Japanese Clematis	I
  Clematis viorna L.	Northern Leatherflower, Vase-vine	N
  Clematis virginiana L.	Virgin’s-bower	N
  Clinopodium calamintha (L.) Stace	Lesser Calamint, Basil-thyme	I
  Clinopodium vulgare L.	Wild Basil	N
  Clitoria mariana L. var. mariana	Butterfly Pea	N
  Coleataenia anceps (Michx.) Soreng ssp. anceps	Beaked Panic Grass	N
  Coleataenia pulchra (F. Dietrich) Mabberley & LeBlond	Redtop Panic Grass	N
  Collinsonia canadensis L.	Richweed, Canada Horsebalm	N
  Comandra umbellata (L.) Nuttall var. umbellata	Eastern Bastard Toadflax	N
  Commelina communis L.	Asiatic Dayflower, Common Dayflower	I
  Commelina diffusa Burman f.	Creeping Dayflower	I
  Commelina virginica L.	Virginia Dayflower	N
  Comptonia peregrina (L.) Coult.	Sweet-fern	N
  Conium maculatum L.	Poison Hemlock	I
  Conoclinium coelestinum (L.) DC.	Mistflower, Ageratum	N
  Conopholis americana (L.) Wallroth	Squawroot, Bearcorn	N
  Convolvulus arvensis L.	Field Bindweed	I
  Corallorhiza odontorhiza (Willd.) Nuttall	Autumn Coralroot	N
  Corallorhiza wisteriana Conrad	Spring Coralroot	N
  Coreopsis auriculata L.	Larkspur Coreopsis	N
  Coreopsis lanceolata L.	Long-stalk Coreopsis
  Coreopsis verticillata L.	Whorled Coreopsis, Thread-leaf Coreopsis	N
  Corydalis flavula (Raf.) DC	Yellow Corydalis, Yellow Fumewort, Yellow Harlequin	N
  Corylus americana Walt.	American Hazelnut, American Filbert	N
  Corylus cornuta Marsh. var. cornuta	Beaked Hazelnut	N
  Crataegus uniflora Muenchh.	One-flowered Hawthorn	N
  Crataegus ×vailiae Britton	Vail's Hawthorn	N
  Crepis pulchra L.	Small-flower Hawksbeard	I
  Crotalaria sagittalis L.	Rattlebox, Arrowhead Rattlebox	N
  Croton glandulosus L. var. septentrionalis Muell.-Arg.	Tropic Croton, Tooth-leaved Croton, Sand Croton	N
  Cryptotaenia canadensis (L.) DC.	Honewort	N
  Cubelium concolor (T.F. Forst.) Raf. ex Britt. & A. Brown	Green Violet	N
  Cunila origanoides (L.) Britt.	Common Dittany, Wild Oregano, Stonemint	N
  Cuphea viscosissima Jacq.	Blue Waxweed, Clammy Cuphea	N
  Cuscuta campestris Yuncker	Field Dodder	N
  Cuscuta compacta Jussieu ex Choisy	Compact Dodder	N
  Cuscuta gronovii Willd. ex Roem. & Schult.	Common Dodder	N
  Cyanus segetum Hill	Cornflower, Bachelor's-buttons	I
  Cynanchum laeve (Michx.) Pers.	Honeyvine, Sandvine	N
  Cynodon dactylon (L.) Pers.	Bermuda Grass	I
  Cyperus bipartitus Torrey	Slender Flatsedge, Shining Flatsedge	N
  Cyperus brevifolioides Thieret & Delahoussaye	Pasture Spikesedge, Asiatic Greenhead Sedge	I
  Cyperus echinatus (L.) Wood	Globe Flatsedge	N
  Cyperus erythrorhizos Muhlenberg	Red-root Flatsedge	N
  Cyperus flavescens L.	Yellow Flatsedge	N
  Cyperus iria L.	Rice-field Flatsedge	I
  Cyperus lancastriensis Porter ex Gray	Many-flowered Flatsedge	N
  Cyperus lupulinus complex		N
  Cyperus odoratus L. var. odoratus	Fragrant Flatsedge, Rusty Flatsedge	N
  Cyperus squarrosus L. var. squarrosus	Awned Flatsedge	N
  Cyperus strigosus L.	Straw-colored Flatsedge	N
  Cypripedium acaule Aiton	Pink Lady's-slipper, Moccasin-flower	N
  Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight	Large Yellow Lady's-slipper	N
  Cystopteris bulbifera (L.) Bernh.	Bulblet Fern, Bulblet Bladder Fern	N
  Cystopteris protrusa (Weatherby) Blasdell	Lowland Bladder Fern, Lowland Brittle Fern	N
  Cytisus scoparius (L.) Link	Common Broom, Scotch Broom	I
  Dactylis glomerata L.	Orchard Grass	I
  Danthonia sericea Nutt.	Silky Oatgrass	N
  Danthonia spicata (L.) Beauv. ex Roemer & J.A. Schultes	Poverty Oatgrass	N
  Datura stramonium L.	Jimson-weed	I
  Daucus carota L.	Queen-Anne's Lace, Wild Carrot	I
  Dendrolycopodium obscurum (L.) A. Haines	Common Ground-pine, Common Tree-clubmoss, Flat-branched Tree-clubmoss	N
  Deparia acrostichoides (Sw.) M. Kato	Silvery Spleenwort	N
  Descurainia pinnata (Walter) Britton var. brachycarpa (Richardson) Fernald	Western Tansy Mustard	N
  Desmodium canescens (L.) DC.	Hoary Tick-trefoil	N
  Desmodium ciliare (Muhl. ex Willd.) DC.	Hairy Small-leaf Tick-trefoil	N
  Desmodium glabellum (Michx.) DC.	Dillenius' Tick-trefoil	N
  Desmodium laevigatum (Nutt.) DC.	Smooth Tick-trefoil	N
  Desmodium marilandicum (L.) DC.	Smooth Small-leaf Tick-trefoil, Maryland Tick-trefoil	N
  Desmodium nuttallii (Schindl.) Schub.	Nuttall's Tick-trefoil	N
  Desmodium obtusum (Muhl. ex Willd.) DC.	Stiff Tick-trefoil	N
  Desmodium paniculatum (L.) DC. var. paniculatum	Narrow-leaf Tick-trefoil, Panicled-leaf Tick-trefoil	N
  Desmodium perplexum Schub.	Perplexing Tick-trefoil	N
  Desmodium rotundifolium DC.	Round-leaf Tick-trefoil, Prostrate Tick-trefoil	N
  Desmodium viridiflorum (L.) DC.	Velvet-leaf Tick-trefoil	N
  Dianthus armeria L.	Deptford Pink	I
  Dicentra canadensis (Goldie) Walp.	Squirrel Corn	N
  Dicentra cucullaria (L.) Bernh.	Dutchman's Breeches	N
  Dicentra eximia (Ker-Gawl.) Torr.	Wild Bleeding Heart	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. acuminatum	Woolly Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. fasciculatum (Torr.) Freckmann	Slender-stemmed Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. lindheimeri (Nash) Gould & C.A. Clark	Lindheimer's Panic Grass	N
  Dichanthelium acuminatum complex		N
  Dichanthelium boscii (Poir.) Gould & C.A. Clark	Bosc's Panic Grass	N
  Dichanthelium clandestinum (L.) Gould	Deer-Tongue Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould	Variable Panic Grass, Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. ashei (Pearson ex Ashe) Mohlenbrock	Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. commutatum	Variable Panic Grass	N
  Dichanthelium depauperatum (Muhl.) Gould	Starved Panic Grass	N
  Dichanthelium dichotomum (L.) Gould var. dichotomum	Small-fruited Panic Grass	N
  Dichanthelium dichotomum complex		N
  Dichanthelium harvillii Ludwig & LeBlond	Harvill's Panic Grass	N
  Dichanthelium laxiflorum (Lam.) Gould	Open-flower Panic Grass	N
  Dichanthelium meridionale (Ashe) Freckmann	Matting Panic Grass	N
  Dichanthelium microcarpon (Muhl. ex Elliott) Mohlenbrock	Branched Panic Grass	N
  Dichanthelium ovale (Ell.) Gould & C.A. Clark var. addisonii (Nash) Gould & C.A. Clark	Addison's Panic Grass	N
  Dichanthelium polyanthes (Schultes) Mohlenbrock	Round-seed Panic Grass	N
  Dichanthelium ravenelii (Scribn. & Merr.) Gould	Ravenel's Panic Grass	N
  Dichanthelium scoparium (Lam.) Gould	Velvet Panic Grass	N
  Dichanthelium sphaerocarpon (Ell.) Gould	Round-fruited Panic Grass	N
  Dichanthelium villosissimum (Nash) Freckmann var. villosissimum	White-haired Panic Grass	N
  Dichanthelium yadkinense (Ashe) Mohlenbrock	Spotted-sheath Panic Grass	N
  Digitaria ciliaris (Retz.) Koeler	Southern Crabgrass	N
  Digitaria filiformis (L.) Koeler var. filiformis	Slender Crabgrass	N
  Digitaria ischaemum (Schreb.) Muhl.	Smooth Crabgrass	I
  Digitaria sanguinalis / ciliaris complex	Hairy Crabgrass, Big Crabgrass, Southern Crabgrass
  Diodia virginiana L.	Virginia Buttonweed	N
  Dioscorea polystachya Turczaninow	Chinese Yam, Cinnamon Vine	I
  Dioscorea villosa L.	Wild Yam	N
  Diospyros virginiana L.	Common Persimmon, American Persimmon	N
  Diphasiastrum digitatum (Dill. ex A. Braun) Holub	Common Running-cedar, Common Running-pine	N
  Dipsacus fullonum L.	Wild Teasel, Common Teasel	I
  Dirca palustris L.	Leatherwood	N
  Doellingeria infirma (Michx.) Greene	Cornel-leaved Aster	N
  Draba verna Linnaeus	Whitlow-grass	I
  Dryopteris carthusiana (Vill.) H.P. Fuchs	Spinulose Wood Fern, Toothed Wood Fern	N
  Dryopteris celsa (Wm. Palmer) Knowlt., Palmer & Pollard ex Small	Log Fern	N
  Dryopteris cristata (L.) Gray	Crested Wood Fern, Crested Fern	N
  Dryopteris cristata × goldieana		N
  Dryopteris goldieana (Hook. ex Goldie) Gray	Goldie's Wood Fern	N
  Dryopteris intermedia (Muhl. ex Willd.) Gray	Evergreen Wood Fern, Fancy Fern	N
  Dryopteris marginalis (L.) Gray	Marginal Wood Fern	N
  Dulichium arundinaceum (L.) Britton var. arundinaceum	Three-way Sedge	N
  Dysphania ambrosioides (L.) Mosyakin & Clemants	Mexican Tea, Wormseed, Epazote	I
  Echinochloa crus-galli (L.) Beauv. var. crus-galli	Barnyard Grass	I
  Echinochloa muricata (Beauv.) Fern. var. muricata	Rough Barnyard Grass	N
  Eclipta prostrata (L.) L.	False Daisy, Yerba-de-tajo	N
  Elaeagnus umbellata Thunb.	Autumn Olive	I
  Eleocharis engelmannii Steudel	Engelmann Spikerush	N
  Eleocharis obtusa (Willd.) Schultes	Blunt Spikerush	N
  Eleocharis palustris (L.) Roemer & Schultes	Common Spikerush	N
  Eleocharis quadrangulata (Michaux) R. & S.	Square-stem Spikerush	N
  Elephantopus carolinianus Raeusch.	Carolina Elephant's-foot	N
  Elephantopus tomentosus L.	Hairy Elephant's-foot, Devil's Grandmother	N
  Eleusine indica (L.) Gaertn.	Indian Goosegrass, Yard Grass	I
  Ellisia nyctelea (L.) L.	Nyctelea, Waterpod, Aunt Lucy	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball	Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. australis (Scribn. & C.R. Ball) J.J.N. Campbell	Hairy Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. glabriflorus	Smooth Southeastern Wild Rye	N
  Elymus hystrix L. var. hystrix	Bottlebrush Grass	N
  Elymus hystrix L. var. piedmontanus Poindexter & Weakley	Piedmont Bottlebrush Grass	N
  Elymus macgregorii Brooks & Campbell	Early Wild Rye, MacGregor's Wild Rye	N
  Elymus riparius Wieg.	Riverbank Wild Rye	N
  Elymus virginicus L. var. virginicus	Virginia Wild Rye	N
  Endodeca serpentaria (L.) Raf.	Virginia Snakeroot, Turpentine-root	N
  Epifagus virginiana (L.) W.Barton	Beechdrops	N
  Epigaea repens L.	Trailing Arbutus	N
  Epilobium coloratum Biehler	Purple-leaved Willow-herb	N
  Equisetum arvense L.	Field Horsetail	N
  Equisetum praealtum Rafinesque	Tall Scouring-Rush	N
  Eragrostis cilianensis (All.) Vignola. ex Janchen	Stinkgrass	I
  Eragrostis curvula (Schrad.) Nees	Weeping Lovegrass	I
  Eragrostis frankii C.A. Mey. ex Steud.	Sandbar Lovegrass, Frank's Lovegrass	N
  Eragrostis hirsuta (Michx.) Nees	Big-top Lovegrass	N
  Eragrostis hypnoides (Lam.) B.S.P.	Creeping Lovegrass	N
  Eragrostis pectinacea (Michx.) Nees var. pectinacea	Tufted Lovegrass, Carolina Lovegrass, Western Lovegrass	N
  Eragrostis pilosa (L.) Beauv. var. pilosa	India Lovegrass	I
  Eragrostis spectabilis (Pursh) Steud.	Purple Lovegrass, Tumblegrass	N
  Erechtites hieraciifolius (L.) Raf. ex DC.	Fireweed, Pilewort, American Burnweed	N
  Erianthus alopecuroides (L.) Ell.	Silver Plumegrass, Woolly Plumegrass	N
  Erigeron annuus (L.) Pers.	Annual Fleabane	N
  Erigeron canadensis L.	Horseweed, Common Horseweed	N
  Erigeron philadelphicus L. var. philadelphicus	Philadelphia Fleabane	N
  Erigeron pulchellus Michx. var. pulchellus	Robin's Plantain	N
  Erigeron pusillus Nutt.	Southern Horseweed	N
  Erigeron strigosus Muhl. ex Willd. var. strigosus	Daisy Fleabane	N
  Erysimum cheiranthoides Linnaeus	Wormseed Wallflower	I
  Erysimum repandum Linnaeus	Spreading Wallflower, Bushy Wallflower, Treacle Mustard	I
  Erythronium americanum Ker-Gawl. ssp. americanum	Yellow Trout Lily, American Trout Lily	N
  Erythronium umbilicatum Parks & Hardin ssp. umbilicatum	Dimpled Trout Lily	N
  Euonymus alatus (Thunb.) Sieb.	Winged Euonymus, Burning Bush	I
  Euonymus americanus L.	Strawberry-bush, American Strawberry-bush, Heart's-a-bustin'	N
  Euonymus atropurpureus Jacq.	Eastern Wahoo	N
  Eupatorium album L.	White Thoroughwort	N
  Eupatorium altissimum L.	Tall Thoroughwort	N
  Eupatorium capillifolium (Lam.) Small	Dog-fennel	N
  Eupatorium godfreyanum Cronq.	Godfrey's Thoroughwort	N
  Eupatorium hyssopifolium L.	Hyssop-leaf Thoroughwort	N
  Eupatorium perfoliatum L.	Boneset, Common Boneset	N
  Eupatorium pilosum Walt.	Vervain Thoroughwort, Rough Boneset	N
  Eupatorium pubescens Muhl. ex Willd.	Hairy Thoroughwort, Hairy Boneset	N
  Eupatorium rotundifolium L.	Roundleaf Thoroughwort, Roundleaf Boneset	N
  Eupatorium saltuense Fern.	Pasture Thoroughwort	N
  Eupatorium serotinum Michx.	Late Thoroughwort	N
  Eupatorium sessilifolium L.	Upland Boneset	N
  Eupatorium torreyanum Short and Peter	Torrey's Thoroughwort	N
  Euphorbia corollata L.	Flowering Spurge	N
  Euphorbia cyparissias L.	Cypress Spurge	I
  Euphorbia dentata Michx.	Toothed Spurge, Green Poinsettia	I
  Euphorbia humistrata Engelm.	Spreading Sandmat
  Euphorbia maculata L.	Spotted Spurge, Milk-purslane	N
  Euphorbia nutans Lagasca y Segura	Nodding Spurge, Eyebane	N
  Euphorbia pubentissima Michx.	False Flowering Spurge	N
  Eurybia divaricata (L.) Nesom	White Wood Aster	N
  Eutrochium fistulosum (Barratt) E.E. Lamont	Hollow Joe-pye-weed	N
  Fagus grandifolia Ehrhart	American Beech	N
  Fallopia convolvulus (L.) A. Love	Bindweed, Black Bindweed	I
  Fallopia scandens (L.) Holub	Climbing False Buckwheat	N
  Festuca subverticillata (Pers.) Alexeev	Nodding Fescue	N
  Fimbristylis autumnalis (L.) R. & S.	Slender Fimbry	N
  Fleischmannia incarnata (Walt.) King & Robins.	Pink Thoroughwort	N
  Foeniculum vulgare P. Mill.	Fennel, Sweet Fennel	I
  Forsythia suspensa (Thunb.) Vahl	Weeping Forsythia	I
  Fragaria virginiana Duchesne	Wild Strawberry	N
  Fraxinus americana L.	White Ash	N
  Fraxinus pennsylvanica Marshall	Green Ash, Red Ash	N
  Froelichia gracilis (Hook.) Moq.	Slender Cottonweed	I
  Galactia regularis (L.) B.S.P.	Eastern Milkpea	N
  Galax urceolata (Poir.) Brummitt	Galax	N
  Galearis spectabilis (L.) Raf.	Showy Orchis, Showy Orchid	N
  Galinsoga quadriradiata Ruiz & Pavon	Fringed Quickweed, Hairy Galinsoga, Shaggy Soldier	I
  Galium aparine L.	Cleavers	N
  Galium circaezans Michx.	Forest Bedstraw	N
  Galium latifolium Michx.	Purple Bedstraw	N
  Galium obtusum Bigelow	Blunt-leaf Bedstraw	N
  Galium obtusum Bigelow var. filifolium (Wieg.) Fern.	Bluntleaf Bedstraw, Carolina Bedstraw	N
  Galium pedemontanum (Bellardi) Allioni	Piedmont Bedstraw	I
  Galium pilosum Ait.	Hairy Bedstraw	N
  Galium sherardia E.H.L. Krause	Field Madder, Blue Field Madder	I
  Galium tinctorium L.	Three-lobed Bedstraw	N
  Galium triflorum Michx.	Sweet-scented Bedstraw	N
  Gamochaeta argyrinea Nesom	Silvery Everlasting, Silver Cudweed	N
  Gamochaeta impatiens Nesom	Gray Everlasting	I
  Gamochaeta purpurea (L.) Cabrera	Purple Cudweed, Purple Everlasting	N
  Gaultheria procumbens L.	Wintergreen, Teaberry	N
  Gaylussacia baccata (Wangenh.) K. Koch	Black Huckleberry	N
  Gentiana saponaria L.	Soapwort Gentian	N
  Gentiana villosa L.	Striped Gentian	N
  Geranium carolinianum L.	Carolina Geranium, Carolina Cranesbill	N
  Geranium maculatum L.	Wild Geranium	N
  Geranium molle L.	Dove's-foot Geranium, Dove's-foot Cranesbill	I
  Geum canadense Jacquin	White Avens	N
  Geum vernum (Raf.) Torr. & Gray	Spring Avens
  Geum virginianum L.	Cream Avens	N
  Gillenia trifoliata (L.) Moench	Bowman's-root, Mountain Indian-physic	N
  Glechoma hederacea L.	Gill-over-the-ground, Ground-ivy	I
  Gleditsia triacanthos L.	Honey Locust
  Glyceria septentrionalis A.S. Hitchc.	Eastern Mannagrass, Floating Mannagrass	N
  Glyceria striata (Lam.) A.S. Hitchc. var. striata	Fowl Mannagrass	N
  Goodyera pubescens (Willd.) R.Br. ex Aiton f.	Downy Rattlesnake-plantain	N
  Gratiola neglecta Torr.	Clammy Hedge-hyssop	N
  Gymnopogon ambiguus (Michx.) B.S.P.	Eastern Beard Grass	N
  Hackelia virginiana (L.) I.M.Johnston	Virginia Stickseed	N
  Hamamelis virginiana L. var. virginiana	Witch Hazel	N
  Hedeoma pulegioides (L.) Pers.	American Pennyroyal	N
  Hedera helix L.	English Ivy, Common Ivy	I
  Helenium flexuosum Raf.	Southern Sneezeweed	N
  Helianthus annuus L.	Common Sunflower	I
  Helianthus atrorubens L.	Purple-disk Sunflower	N
  Helianthus decapetalus L.	Thin-leaved Sunflower	N
  Helianthus divaricatus L.	Woodland Sunflower	N
  Helianthus giganteus L.	Tall Sunflower, Giant Sunflower	N
  Helianthus grosseserratus Martens	Sawtooth Sunflower	I
  Helianthus maximiliani Schrad.	Maximilian Sunflower	I
  Helianthus strumosus L.	Pale-leaved Sunflower	N
  Helianthus tuberosus L.	Jerusalem Artichoke	I
  Heliopsis helianthoides (L.) Sweet var. helianthoides	Oxeye, Smooth Oxeye	N
  Hemerocallis fulva (L.) L.	Orange Day-lily, Tiger-lily	I
  Hepatica americana (DC.) Ker-Gawl.	Round-lobed Hepatica, Round-lobed Liverleaf	N
  Hesperis matronalis Linnaeus	Dame's Rocket	I
  Heuchera americana L.	Alumroot, Americana Alumroot	N
  Heuchera villosa Michaux	Hairy Alumroot	N
  Hexasepalum teres (Walter) J.H. Kirkbride	Common Buttonweed, Rough Buttonweed	N
  Hexastylis chueyi (B.T. Sinn) Weakley & D.B. Poind.	Chuey's Evergreen Wild Ginger	N
  Hexastylis heterophylla (Ashe) Small	Variable-leaf Heartleaf	N
  Hexastylis lewisii (Fern.) Blomquist & Oosting	Lewis's Heartleaf	N
  Hexastylis virginica (L.) Small	Virginia Heartleaf	N
  Hibiscus moscheutos L.	Swamp Rose-mallow, Eastern Rose-mallow, Crimson-eyed Rose-mallow	N
  Hieracium gronovii L.	Hairy Hawkweed	N
  Hieracium paniculatum L.	Panicled Hawkweed, Alleghany Hawkweed	N
  Hieracium scabrum Michx.	Rough Hawkweed	N
  Hieracium venosum L.	Rattlesnake Weed	N
  Holcus lanatus L.	Common Velvet Grass	I
  Holosteum umbellatum L. ssp. umbellatum	Jagged Chickweed	I
  Homalosorus pycnocarpos (Spreng.) Pichi-Sermolli	Glade Fern	N
  Hordeum pusillum Nutt.	Little Barley	N
  Houstonia caerulea L.	Common Bluets, Azur Bluets, Quaker Ladies	N
  Houstonia purpurea L.	Summer Bluets	N
  Houstonia pusilla Schoepf	Tiny Bluets	N
  Houstonia tenuifolia Nuttall	Narrowleaf Bluets, Diffuse-branched Bluets	N
  Humulus japonicus Sieb. & Zucc.	Japanese Hops	I
  Huperzia lucidula (Michx.) Trevisan	Shining Clubmoss, Shining Firmoss	N
  Hydrangea arborescens L.	Wild Hydrangea, Smooth Hydrangea	N
  Hydrilla verticillata (L.f.) Royle	Hydrilla	I
  Hydrocotyle americana L.	American Water-pennywort, American Marsh-pennywort	N
  Hydrocotyle ranunculoides L. f.	Swamp Water-pennywort, Floating Marsh-pennywort	N
  Hydrocotyle sibthorpioides Lam.	Lawn Water-pennywort	I
  Hydrophyllum canadense L.	Canada Waterleaf	N
  Hydrophyllum virginianum L. var. virginianum	Virginia Waterleaf, Eastern Waterleaf	N
  Hylodesmum glutinosum (Muhl. ex Willld.) H. Ohashi & R.R. Mill	Pointed-leaf Tick-trefoil	N
  Hylodesmum nudiflorum (L.) H. Ohashi & R.R. Mill	Naked-Flowered Tick-trefoil	N
  Hylotelephium telephioides (Michx.) H. Ohba	Allegheny Stonecrop, Allegheny Live-for-ever	N
  Hypericum gentianoides (L.) B.S.P.	Pineweed, Orange-grass	N
  Hypericum mutilum L.	Dwarf St. John's-wort	N
  Hypericum perforatum L.	Common St. John's-wort	I
  Hypericum prolificum L.	Shrubby St. John's-wort	N
  Hypericum punctatum Lam.	Spotted St. John's-wort	N
  Hypericum stragulum P. Adams & Robson	Low St. Andrew's Cross	N
  Hypochaeris radicata L.	Spotted Cat's-ear	I
  Hypopitys monotropa Crantz	Pinesap	N
  Hypoxis hirsuta (L.) Coville	Eastern Yellow Stargrass	N
  Ilex montana Torr. & Gray ex Gray	Mountain Holly	N
  Ilex opaca Aiton var. opaca	American Holly	N
  Ilex verticillata (L.) Gray	Winterberry	N
  Impatiens capensis Meerburg	Orange Jewelweed, Spotted Jewelweed	N
  Impatiens pallida Nuttall	Yellow Jewelweed, Pale Jewelweed	N
  Ionactis linariifolia (L.) Greene	Stiff-leaved Aster	N
  Ipomoea coccinea L.	Red Morning Glory, Scarlet Creeper
  Ipomoea lacunosa L.	Small White Morning Glory	N
  Ipomoea pandurata (L.) G.F.W. Mey.	Wild Potato-vine, Manroot, Man-of-the-earth	N
  Ipomoea purpurea (L.) Roth	Common Morning Glory	I
  Iris cristata Solander ex Aiton	Dwarf Crested Iris	N
  Iris verna L.	Dwarf Iris	N
  Iris verna L. var. smalliana Fernald ex M.E. Edwards	Upland Dwarf Iris	N
  Isoetes melanopoda Gay & Durieu ssp. silvatica Brunton & Britton	Black-footed Quillwort	N
  Isotria medeoloides (Pursh) Raf.	Small Whorled Pogonia	N
  Isotria verticillata (Muhl. ex Willd.) Raf.	Large Whorled Pogonia	N
  Jeffersonia diphylla (L.) Pers.	Twinleaf	N
  Juglans nigra L.	Black Walnut	N
  Juncus acuminatus Michx.	Sharp-fruited Rush	N
  Juncus biflorus Ell.	Large Grass-leaved Rush	N
  Juncus coriaceus Mackenzie	Leathery Rush	N
  Juncus dichotomus Ell.	Forked Rush	N
  Juncus effusus L. var. pylaei (Laharpe) Fernald & Wiegand	Soft Rush	N
  Juncus effusus L. var. solutus Fernald & Wiegand	Common Rush, Soft Rush	N
  Juncus scirpoides Lam. var. scirpoides	Needle-pod Rush, Lobe-headed Rush	N
  Juncus tenuis Willd.	Path Rush, Slender Rush, Poverty Rush	N
  Juniperus virginiana L. var. virginiana	Eastern Redcedar	N
  Justicia americana (L.)Vahl	Common Water-willow, American Water-willow	N
  Kalmia latifolia L.	Mountain Laurel, Ivy	N
  Krigia dandelion (L.) Nutt.	Potato Dwarf-dandelion	N
  Krigia virginica (L.) Willd.	Dwarf-dandelion, Virginia Dwarf-dandelion	N
  Kummerowia stipulacea (Maxim.) Makino	Korean-clover	I
  Kummerowia striata (Thunb.) Schindl.	Japanese-clover	I
  Lactuca canadensis L.	Wild Lettuce	N
  Lactuca floridana (L.) Gaertn.	Florida Blue Lettuce, Woodland Lettuce	N
  Lactuca hirsuta Muhl. ex Nutt.	Hairy Lettuce	N
  Lactuca saligna L.	Willow-leaf Lettuce	I
  Lactuca serriola L.	Prickly Lettuce	I
  Lamium amplexicaule L. var. amplexicaule	Henbit, Henbit Dead-nettle	I
  Lamium purpureum L.	Red Dead-nettle, Purple Dead-nettle	I
  Laportea canadensis (L.) Weddell	Wood Nettle	N
  Lathyrus latifolius L.	Everlasting Pea, Perennial Sweet Pea	I
  Lechea pulchella Raf.	Leggett's Pinweed	N
  Lechea pulchella Raf. var. pulchella	Leggett's Pinweed	N
  Lechea racemulosa Michx.	Common Pinweed, Illinois Pinweed	N
  Lechea tenuifolia Michx.	Slender Pinweed, Narrow-leaf Pinweed	N
  Leersia oryzoides (L.) Sw.	Rice Cutgrass	N
  Leersia virginica Willd.	White Grass, White Cutgrass, Virginia Cutgrass	N
  Lemna minor L.	Common Duckweed	N
  Lemna valdiviana Phil.	Pale Duckweed	N
  Lepidium campestre (Linnaeus) R. Brown	Field Pepperweed, Field Peppergrass, Cow Cress	I
  Lepidium virginicum L. var. virginicum	Virginia Pepperweed, Virginia Peppergrass, Common Peppergrass, Poor Man's Pepper	N
  Lespedeza bicolor Turcz.	Shrubby Bush-clover, Bicolor Lespedeza, Shrub Lespedeza,	I
  Lespedeza capitata Michx.	Round-headed Lespedeza, Round-headed Bush-clover	N
  Lespedeza cuneata (Dum.-Cours.) G. Don	Sericea Lespedeza, Chinese Lespedeza	I
  Lespedeza hirta (L.) Hornemann var. hirta	Hairy Lespedeza, Hairy Bush-clover	N
  Lespedeza procumbens Michx.	Trailing Lespedeza, Trailing Bush-clover	N
  Lespedeza repens (L.) W. Bart.	Creeping Lespedeza, Creeping Bush-clover	N
  Lespedeza violacea (L.) Pers.	Wand Lespedeza, Wand Bush-clover	N
  Lespedeza virginica (L.) Britt.	Slender Lespedeza, Slender Bush-clover	N
  Leucanthemum vulgare Lam.	Oxeye Daisy	I
  Leucospora multifida (Michx.) Nutt.	Narrow-leaf Paleseed
  Liatris pilosa (Aiton) Willd.	Grass-leaf Blazing Star, Grass-leaf Gayfeather	N
  Liatris squarrosa (L.) Michx. var. squarrosa	Scaly Blazing Star	N
  Ligusticum canadense (L.) Britt.	American Lovage	N
  Ligustrum sinense Louriere	Chinese Privet	I
  Lilium canadense L.	Canada Lily	N
  Linaria canadensis (L.) Dumont	Blue Toadflax, Canada Toadflax	N
  Lindera benzoin (L.) Blume	Spicebush	N
  Lindernia dubia (L.) Pennell var. dubia	False Pimpernel, Yellow-seed False Pimpernel	N
  Linum intercursum Bickn.	Sandplain Flax	N
  Linum medium (Planch.) Britton var. texanum (Planch.) Fern.	Stiff Yellow Flax, Common Yellow Flax	N
  Linum striatum Walt.	Ridged Yellow Flax	N
  Linum virginianum L.	Virginia Yellow Flax, Woodland Flax	N
  Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl.	Lily-leaved Twayblade, Large Twayblade	N
  Liquidambar styraciflua L.	Sweetgum	N
  Liriodendron tulipifera L.	Tulip-Poplar, Yellow Poplar, Tuliptree	N
  Lithospermum canescens (Michx.) Lehm.	Hoary Puccoon	N
  Lobelia cardinalis L.	Cardinal Flower	N
  Lobelia inflata L.	Indian Tobacco	N
  Lobelia puberula Michaux	Downy Lobelia	N
  Lobelia siphilitica L.	Great Blue Lobelia	N
  Lobelia spicata Lam.	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. spicata	Pale-spike Lobelia	N
  Lolium arundinaceum (Schreb.) Darbysh.	Tall Fescue, Alta Fescue	I
  Lolium perenne L.	Rye Grass	I
  Lolium perenne L. var. perenne	English Rye Grass, Perennial Rye Grass	I
  Lonicera japonica Thunb.	Japanese Honeysuckle	I
  Lonicera maackii (Rupr.) Maximowicz var. maackii	Amur Honeysuckle	I
  Lonicera sempervirens L.	Trumpet Honeysuckle, Coral Honeysuckle	N
  Lorinseria areolata (L.) Presl	Netted Chain Fern	N
  Ludwigia alternifolia L.	Seedbox, Alternate-leaved Seedbox	N
  Ludwigia decurrens Walter	Wing-leaved Primrose-willow, Winged Water-primrose	N
  Ludwigia palustris (L.) Elliott	Marsh Seedbox, Common Water-purslane	N
  Luzula echinata (Small) F.J. Hermann	Spreading Woodrush	N
  Luzula multiflora (Ehrhart) Lejeune var. multiflora	Common Woodrush	N
  Lycopus americanus Muhl. ex W. Bart.	American Bugleweed	N
  Lycopus rubellus Moench	Taper-leaf Water Horehound, Stalked Water Horehound	N
  Lycopus virginicus L.	Virginia Bugleweed, Virginia Water Horehound	N
  Lyonia ligustrina (L.) DC. var. ligustrina	Maleberry, He-Huckleberry	N
  Lysimachia nummularia L.	Moneywort, Creeping Jenny	I
  Lysimachia quadrifolia L.	Whorled Loosestrife	N
  Lythrum salicaria L.	Purple Loosestrife	I
  Magnolia tripetala (L.) L.	Umbrella Magnolia	N
  Magnolia virginiana L.	Sweetbay, Sweetbay Magnolia, Swamp Magnolia	N
  Maianthemum racemosum (L.) Link	Eastern Solomon's-plume, False Solomon's-seal	N
  Malva neglecta Wallroth	Common Mallow, Cheeses	I
  Matelea obliqua (Jacq.) Woods.	Climbing Milkvine	N
  Medeola virginiana L.	Indian Cucumber-root	N
  Medicago lupulina L.	Black Medick	I
  Medicago sativa L.	Alfalfa, Lucerne	I
  Melanthium virginicum L.	Bog Bunchflower, Virginia Bunchflower	N
  Melica mutica Walt.	Two-flower Melic	N
  Melilotus albus Medikus	White Sweet-clover	I
  Melilotus officinalis (L.) Lam.	Yellow Sweet-clover	I
  Menispermum canadense L.	Canada Moonseed, Common Moonseed, Yellow Parilla	N
  Mentha ×piperita L.	Peppermint	I
  Mertensia virginica (L.) Pers. ex Link	Virginia Bluebells, Virginia Cowslip	N
  Micranthes pensylvanica (L.) Haw.	Swamp Saxifrage	N
  Micranthes virginiensis (Michaux) Small	Early Saxifrage	N
  Microstegium vimineum (Trin.) A. Camus	Japanese Stiltgrass, Nepalese Brown-top, Japanese Grass	I
  Mikania scandens (L.) Willd.	Climbing Hempweed	N
  Mimulus alatus Aiton	Winged Monkeyflower	N
  Mimulus ringens L. var. ringens	Square-stemmed Monkeyflower, Allegheny Monkeyflower	N
  Miscanthus sinensis Anderss.	Chinese Silvergrass, Eulalia, Maiden Grass	I
  Mitchella repens L.	Partridge-berry	N
  Mitella diphylla L.	Two-leaved Miterwort, Bishop's Cap	N
  Mollugo verticillata L.	Carpetweed, Green Carpetweed, Indian Chickweed	I
  Monarda fistulosa L.	Wild Bergamot	N
  Monotropa uniflora L.	Indian Pipe	N
  Monotropsis odorata Schwein. ex Ell.	Sweet Pinesap	N
  Morus alba L.	White Mulberry	I
  Morus rubra L.	Red Mulberry	N
  Muhlenbergia capillaris (Lam.) Trin.	Hair-awn Muhly, Long-awn Hairgrass	N
  Muhlenbergia frondosa (Poir.) Fern.	Smooth Wirestem Muhly	N
  Muhlenbergia schreberi J.F. Gmel.	Nimblewill	N
  Muhlenbergia sylvatica (Torr.) Torr. ex Gray	Woodland Muhly	N
  Muhlenbergia tenuiflora (Willd.) B.S.P.	Slender Muhly	N
  Mummenhoffia alliacea (L.) Esmailbegi & Al-Shehbaz	Roadside Pennycress, Garlic Pennycress	I
  Murdannia keisak (Hasskarl) Handel-Mazzetti	Marsh Dewflower	I
  Muscari comosum (L.) P. Mill.	Tassel Grape-hyacinth	I
  Muscari neglectum Guss. ex Ten.	Grape-hyacinth	I
  Myosotis macrosperma Englem.	Large-seed Forget-me-not	N
  Myosotis verna Nutt.	Early Forget-me-not, Spring Forget-me-not	N
  Myriopteris lanosa (Michaux) Grusz & Windham	Hairy Lip Fern	N
  Myriopteris tomentosa (Link) Fée	Woolly Lip Fern	N
  Nabalus altissimus (L.) Hooker	Tall Rattlesnake-root	N
  Nabalus serpentarius (Pursh) Hooker	Lion's foot, Cankerweed	N
  Nabalus trifoliolatus Cassini	Gall-of-the-earth	N
  Najas minor All.	Brittle Naiad, Spinyleaf Naiad	I
  Nanopanax trifolius (L.) A. Haines	Dwarf Ginseng	N
  Narcissus poeticus L.	Poet's Narcissus, Pheasant's-eye Daffodil	I
  Narcissus pseudonarcissus L.	Common Daffodil	I
  Nasturtium officinale R. Brown	Watercress	I
  Nemophila aphylla (L.) Brummitt	Small-flower Baby-blue-eyes	N
  Noccaea perfoliata (Linnaeus) Al-Shehbaz	Perfoliate Pennycress, Thoroughwort Pennycress	I
  Nyssa sylvatica Marshall	Black Gum, Sour Gum	N
  Obolaria virginica L.	Pennywort	N
  Oenothera biennis L.	Common Evening-primrose	N
  Oenothera fruticosa L.	Narrow-leaf Sundrops, Southern Sundrops	N
  Oenothera gaura W.L. Wagner & Hoch	Biennial Gaura, Northeastern Gaura	N
  Oenothera laciniata Hill	Cutleaf Evening-primrose	N
  Oenothera tetragona Roth	Sundrops	N
  Onoclea sensibilis L.	Sensitive Fern, Bead Fern	N
  Ophioglossum pycnostichum (Fernald) A. & D. Love	Southern Adder's-tongue	N
  Opuntia humifusa (Raf.) Raf.	Eastern prickly-pear	N
  Opuntia humifusa complex	Eastern Prickly-pear	N
  Orbexilum psoralioides (Walter) Vincent	Sampson's Snakeroot	N
  Orontium aquaticum L.	Golden Club	N
  Osmorhiza claytonii (Michx.) C.B. Clarke	Sweet Cicely	N
  Osmorhiza longistylis (Torr.) DC.	Aniseroot	N
  Osmunda spectabilis Willd.	Royal Fern	N
  Osmundastrum cinnamomeum (L.) C. Presl var. cinnamomeum	Cinnamon Fern	N
  Ostrya virginiana (P.Mill.) K.Koch	Hop-hornbeam, Eastern Hop-hornbeam, Ironwood	N
  Oxalis dillenii Jacquin	Southern Yellow Wood-sorrel	N
  Oxalis florida Salisbury	Slender Yellow Wood-sorrel	N
  Oxalis stricta L.	Common Yellow Wood-sorrel	N
  Oxalis violacea L.	Violet Wood-sorrel	N
  Oxydendrum arboreum (L.) DC.	Sourwood, Sorrel Tree	N
  Oxypolis rigidior (L.) Raf.	Cowbane, Stiff Cowbane	N
  Packera anonyma (Wood) W.A. Weber & A. Love	Small's Ragwort	N
  Packera aurea (L.) A. & D. Love	Golden Ragwort, Heartleaf Ragwort	N
  Packera obovata (Muhl. ex Willd.) W.A. Weber & A. Love	Round-leaved Ragwort, Running Ragwort	N
  Panax quinquefolius L.	Ginseng, American Ginseng, Sang	N
  Panicum dichotomiflorum Michx. var. dichotomiflorum	Spreading Panic Grass, Fall Panic Grass	N
  Panicum philadelphicum Bernh. ex Trin. ssp. philadelphicum	Philadelphia Panic Grass	N
  Panicum virgatum L.	Switchgrass	N
  Panicum virgatum L. var. virgatum	Switchgrass	N
  Papaver dubium L.	Field Poppy, Long-headed Poppy	I
  Parthenium auriculatum Britt.	Glade Wild Quinine	N
  Parthenium integrifolium L. var. integrifolium	Common Wild Quinine	N
  Parthenocissus quinquefolia (L.) Planch.	Virginia-creeper	N
  Paspalum dilatatum Poir.	Dallis Grass	I
  Paspalum floridanum Michx.	Florida Paspalum	N
  Paspalum laeve Michx.	Field Paspalum	N
  Paspalum pubiflorum Rupr. ex Fourn. var. glabrum Vasey	Hairy-seed Paspalum, Hairy-seed Crown-grass	N
  Paspalum setaceum Michx.	Thin Paspalum, Slender Paspalum	N
  Paspalum setaceum Michx. var. ciliatifolium (Michx.) Vasey	Hairy Slender Paspalum	N
  Paspalum urvillei Steud.	Vasey's Grass	I
  Passiflora lutea L.	Yellow Passionflower	N
  Paulownia tomentosa (Thunb.) Steud.	Royal Paulownia, Princess Tree, Empress Tree	I
  Pedicularis canadensis L.	Lousewort, Wood-betony	N
  Pellaea atropurpurea (L.) Link	Purple Cliff-brake	N
  Penstemon canescens (Britt.) Britt.	Gray Beard-tongue, Eastern Gray Beard-tongue	N
  Penstemon laevigatus Aiton	Smooth Beard-tongue, Eastern Smooth Beard-tongue	N
  Penthorum sedoides L.	Ditch Stonecrop	N
  Perilla frutescens (L.) Britt.	Perilla, Beefsteak Plant	I
  Persicaria arifolia (L.) Haraldson	Halberd-leaf Tearthumb	N
  Persicaria hydropiperoides (Michx.) Small	Mild Water-pepper, Marsh-pepper Smartweed	N
  Persicaria lapathifolia (L.) Gray	Dock-leaf Smartweed, Pale Smartweed	N
  Persicaria longiseta (Bruijn) Kitagawa	Long-bristled Smartweed, Bristly Lady's-Thumb	I
  Persicaria maculosa Gray	Lady's-thumb, Spotted Lady's-thumb	I
  Persicaria pensylvanica (L.) M. Gomez	Pennsylvania Smartweed, Pinkweed	N
  Persicaria punctata (Ell.) Small	Dotted Smartweed	N
  Persicaria sagittata (L.) H. Gross ex Nakai	Arrow-leaf Tearthumb	N
  Persicaria setacea (Baldw.) Small	Bog Smartweed, Swamp Smartweed	N
  Persicaria virginiana (L.) Gaertn.	Virginia Knotweed, Jumpseed	N
  Phacelia dubia (L.) Trel. var. dubia	Appalachian Phacelia	N
  Phegopteris hexagonoptera (Michx.) Fee	Broad Beech Fern	N
  Phemeranthus teretifolius (Pursh) Raf.	Roundleaf Fameflower, Quill Fameflower, Appalachian Fameflower	N
  Phleum pratense L.	Timothy	I
  Phlox carolina L.	Carolina Phlox, Thick-leaf Phlox	N
  Phlox divaricata L.	Wild Blue Phlox, Woodland Phlox	N
  Phlox maculata L.	Meadow Phlox, Wild Sweet-william	N
  Phlox ovata L.	Mountain Phlox, Appalachian Phlox	N
  Phlox paniculata L.	Fall Phlox, Garden Phlox	N
  Phlox subulata L.	Moss Phlox, Moss-pink	N
  Phoradendron leucarpum (Raf.) Reveal & M.C. Johnston ssp. leucarpum	American Mistletoe, Eastern Mistletoe	N
  Phryma leptostachya L.	Lopseed, American Lopseed	N
  Phyla lanceolata (Michx.) Greene	Frogfruit, Lance-leaf Frogfruit	N
  Phyllanthus caroliniensis Walt. ssp. caroliniensis	Carolina Leaf-flower	N
  Physalis angulata L.	Cut-leaf Ground-cherry	N
  Physalis heterophylla Nees	Clammy Ground-cherry	N
  Physalis longifolia Nuttall var. subglabrata (Mackenzie & Bush) Cronq.	Longleaf Ground-cherry	N
  Physalis virginiana P. Miller	Virginia Ground-cherry	N
  Physocarpus opulifolius (L.) Maxim. var. opulifolius	Common Ninebark, Eastern Ninebark	N
  Phytolacca americana L. var. americana	Common Pokeweed	N
  Pilea pumila (L.) Gray	Clearweed, Greenfruit Clearweed	N
  Pilosella caespitosa (Dum.) P.D. Sell & C. West	Meadow Hawkweed, Yellow King-devil	I
  Pilosella officinarum F. Schultz & Schultz Bip.	Mouse-ear Hawkweed	I
  Pinus echinata Miller	Shortleaf Pine	N
  Pinus pungens Lambert	Table-mountain Pine	N
  Pinus rigida Miller	Pitch Pine	N
  Pinus strobus L.	Eastern White Pine	N
  Pinus taeda L.	Loblolly Pine	N
  Pinus virginiana Miller	Virginia Pine, Scrub Pine	N
  Piptochaetium avenaceum (L.) Parodi	Eastern Needlegrass	N
  Pityopsis aspera (Shuttlw. ex Small) Small var. adenolepis (Fern.) Semple & Bowers	Pineland Golden-aster	N
  Pityopsis nervosa (Willd.) Dress	Grass-leaved Golden-aster	N
  Plantago aristata Michxaux	Bracted Plantain, Large-bracted Plantain	I
  Plantago lanceolata L.	English Plantain, Rib-grass	I
  Plantago rugelii Dcne.	American Plantain, Broad-leaved Plantain, Blackseed Plantain	N
  Plantago virginica L.	Virginia Plantain, Paleseed Plantain	N
  Platanthera ciliaris (L.) Lindl.	Yellow Fringed Orchid	N
  Platanthera clavellata (Michx.) Luer	Small Green Wood Orchid	N
  Platanthera lacera (Michx.) G. Don	Ragged Fringed Orchid, Green Fringed Orchid	N
  Platanus occidentalis L.	Sycamore, American Sycamore	N
  Poa annua L.	Annual Bluegrass	I
  Poa autumnalis Muhl. ex Ell.	Autumn Bluegrass	N
  Poa compressa L.	Flat-stemmed Bluegrass	I
  Poa cuspidata Nutt.	Early Bluegrass, Short-leaved Bluegrass	N
  Poa pratensis L.	Kentucky Bluegrass	I
  Poa sylvestris Gray	Woodland Bluegrass	N
  Poa trivialis L. ssp. trivialis	Rough Bluegrass	I
  Podophyllum peltatum L.	Mayapple	N
  Pogonia ophioglossoides (L.) Ker-Gawl.	Rose Pogonia	N
  Polygonatum biflorum (Walt.) Ell.	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. biflorum	Solomon's-seal	N
  Polygonum aviculare L.	Prostrate Knotweed, Knotgrass	I
  Polygonum tenue Michx.	Slender Knotweed	N
  Polymnia canadensis L.	White-flowered Leafcup	N
  Polypodium virginianum L.	Common Rock Polypody, Common Rockcap Fern	N
  Polypremum procumbens L.	Juniper-leaf, Rustweed, Polypremum	N
  Polystichum acrostichoides (Michx.) Schott	Christmas Fern	N
  Populus alba L.	White Poplar, Silver Poplar	I
  Populus deltoides Bartram ex Marshall ssp. deltoides	Eastern Cottonwood	N
  Populus grandidentata Michx.	Bigtooth Aspen	N
  Potamogeton diversifolius Raf.	Waterthread Pondweed, Common Snailseed Pondweed	N
  Potamogeton illinoensis Morong	Illinois pondweed	N
  Potamogeton pusillus L.	Small Pondweed	N
  Potentilla argentea L.	Silvery Cinquefoil	I
  Potentilla canadensis L.	Dwarf Cinquefoil, Canada Cinquefoil	N
  Potentilla indica (Andr.) T. Wolf	Indian-strawberry	I
  Potentilla norvegica L.	Rough Cinquefoil	N
  Potentilla recta L.	Sulphur Cinquefoil, Rough-fruited Cinquefoil	I
  Prunella vulgaris L.	Self-heal, Heal-all	N
  Prunus angustifolia Marshall	Chickasaw Plum	N
  Prunus serotina Ehrhart ssp. serotina	Black Cherry, Wild Black Cherry	N
  Pseudognaphalium obtusifolium (L.) Hilliard & Burtt	Sweet Everlasting, Catfoot, Rabbit Tobacco	N
  Pteridium aquilinum (L.) Kuhn	Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. latiusculum (Desv.) Hulten	Eastern Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. pseudocaudatum (Clute) Hulten	Southern Bracken Fern	N
  Pueraria montana (Loureiro) Merritt var. lobata (Willd.) Maesen & S. Almeida	Kudzu	I
  Pycnanthemum incanum complex	Hoary Mountain-mint	N
  Pycnanthemum pycnanthemoides (Leavenworth) Fern.	Southern Mountain-mint	N
  Pycnanthemum tenuifolium Schrad.	Narrow-leaf Mountain-mint, Slender Mountain-mint	N
  Pycnanthemum torreyi Benth.	Torrey's Mountain-mint	N
  Pycnanthemum verticillatum (Michx.) Pers.	Whorled Mountain-mint	N
  Pyrola americana Sweet	Round-leaved Pyrola, American Wintergreen	N
  Pyrrhopappus carolinianus (Walt.) DC.	Carolina False Dandelion	N
  Pyrularia pubera Michx.	Buffalo-nut, Oil-nut	N
  Pyrus calleryana Dcne.	Callery Pear	I
  Quercus alba Linnaeus	White Oak	N
  Quercus bicolor Willdenow	Swamp White Oak	N
  Quercus coccinea Muenchhausen	Scarlet Oak	N
  Quercus falcata Michaux	Southern Red Oak, Spanish Oak	N
  Quercus ilicifolia Wangenheim	Bear Oak, Scrub Oak	N
  Quercus marilandica Muenchhausen var. marilandica	Blackjack Oak	N
  Quercus montana Willd.	Chestnut Oak, Rock Chestnut Oak	N
  Quercus muehlenbergii Engelmann	Chinquapin Oak, Chinkapin Oak, Yellow Oak	N
  Quercus palustris Muenchhausen	Pin Oak	N
  Quercus phellos Linnaeus	Willow Oak	N
  Quercus prinoides Willdenow	Dwarf Chinquapin Oak, Dwarf Chinkapin Oak	N
  Quercus rubra Linnaeus var. rubra	Northern Red Oak	N
  Quercus stellata Wangenheim	Post Oak	N
  Quercus velutina Lamarck	Black Oak	N
  Ranunculus abortivus L.	Kidneyleaf Buttercup	N
  Ranunculus bulbosus L.	Bulbous Buttercup	I
  Ranunculus hispidus Michx.	Bristly Buttercup, Hispid Buttercup	N
  Ranunculus parviflorus L.	Small-flowered Buttercup, Stick-seed Crowfoot	I
  Ranunculus recurvatus Poir. var. recurvatus	Hooked Buttercup, Hooked Crowfoot	N
  Ranunculus sceleratus L. var. sceleratus	Cursed Buttercup, Celery-leaved Crowfoot	N
  Rhexia virginica L.	Virginia Meadow Beauty	N
  Rhododendron catawbiense Michx.	Catawba Rhododendron, Mountain Rosebay, Pink Laurel	N
  Rhododendron periclymenoides (Michx.) Shinners	Wild Azalea, Pinxterflower, Pinxterbloom Azalea	N
  Rhus copallinum L. var. latifolia Engler	Winged Sumac, Shining Sumac	N
  Rhus glabra L.	Smooth Sumac	N
  Rhynchosia tomentosa (L.) Hook. & Arnott	Hairy Snoutbean	N
  Rhynchospora capitellata (Michaux) Vahl	Brownish Beaksedge	N
  Rhynchospora glomerata (L.) Vahl	Clustered Beaksedge	N
  Rhynchospora recognita (Gale) Kral	Round-headed Beaksedge	N
  Robinia hispida L.	Bristly Locust	N
  Robinia pseudoacacia L.	Black Locust	N
  Rorippa indica (L.) Hiern.	Variable-leaf Yellow Cress	I
  Rorippa palustris (L.) Besser ssp. palustris	Marsh Yellow Cress	N
  Rorippa sylvestris (Linnaeus) Besser	Creeping Yellow Cress	I
  Rosa carolina L. ssp. carolina	Carolina Rose, Pasture Rose	N
  Rosa multiflora Thunb. ex Murr.	Multiflora Rose	I
  Rosa palustris Marsh.	Swamp Rose	N
  Rotala ramosior (L.) Koehne	Toothcup	N
  Rubus cuneifolius Pursh	Sand Blackberry	N
  Rubus flagellaris Willd.	Common Dewberry	N
  Rubus hispidus L.	Bristly Dewberry, Swamp Dewberry	N
  Rubus occidentalis L.	Black Raspberry	N
  Rubus pensilvanicus Poir.	Pennsylvania Blackberry, Prickly Blackberry	N
  Rudbeckia fulgida Ait. var. fulgida	Orange Coneflower	N
  Rudbeckia hirta L. var. pulcherrima Farwell	Black-eyed Susan	N
  Rudbeckia laciniata L.	Cut-leaf Coneflower, Common Cut-leaf Coneflower, Green-headed Coneflower	N
  Rudbeckia laciniata L. var. digitata (Mill.) Fiori	Southeastern Cut-leaf Coneflower	N
  Rudbeckia triloba L. var. triloba	Three-lobed Coneflower, Brown-eyed Susan	N
  Ruellia caroliniensis (Gmelin) Steudel	Carolina Wild-petunia, Common Wild-petunia	N
  Ruellia purshiana Fernald	Pursh's Wild-petunia	N
  Ruellia strepens L.	Smooth Wild-petunia, Limestone Wild-petunia	N
  Rumex conglomeratus Murr.	Clustered Dock, Clustered Green Dock	I
  Rumex crispus L. ssp. crispus	Curly Dock	I
  Rumex obtusifolius L.	Bitter Dock, Broad-leaf Dock	I
  Rumex verticillatus L.	Swamp Dock	N
  Sabatia angularis (L.) Pursh	Rose-pink	N
  Sagina decumbens (Ell.) Torrey & A. Gray ssp. decumbens	Trailing Pearlwort	N
  Sagittaria australis (J.G.Smith) Small	Long-beaked Arrowhead	N
  Sagittaria latifolia Willd. var. pubescens (Muhl. ex Nutt.) J.G. Smith	Hairy Arrowhead	N
  Sagittaria latifolia Willdenow	Broad-leaved Arrowhead, Duck Potato, Wapato	N
  Salix humilis Marshall	Prairie Willow, Upland Willow	N
  Salix nigra Marsh.	Black Willow	N
  Salix sericea Marsh.	Silky Willow	N
  Salvia lyrata L.	Lyre-leaf Sage	N
  Sambucus canadensis L.	Common Elderberry	N
  Samolus parviflorus Raf.	Water-pimpernel, Brookweed	N
  Sanguinaria canadensis L.	Bloodroot	N
  Sanicula canadensis L. var. canadensis	Black Snakeroot	N
  Sanicula canadensis L. var. grandis Fern.	Large Sanicle	N
  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe	Clustered Snakeroot	N
  Sanicula smallii Bickn.	Small's Snakeroot, Small's Sanicle	N
  Saponaria officinalis L.	Soapwort, Bouncing Bet	I
  Sassafras albidum (Nutt.) Nees	Sassafras	N
  Saururus cernuus L.	Lizard's-tail, Water-dragon	N
  Sceptridium biternatum (Savigny) Lyon	Southern Grape Fern	N
  Sceptridium dissectum (Sprengel) Lyon	Cut-leaf Grape Fern, Dissected Grape Fern	N
  Schizachyrium scoparium (Michx.) Nash var. scoparium	Little Bluestem	N
  Schoenoplectiella purshiana (Fernald) K. Lye var. purshiana	Blunt-scale Bulrush, Weak-stalk Bulrush	N
  Schoenoplectus pungens (Vahl) Palla var. pungens	Common Threesquare, Chairmaker's Rush	N
  Schoenoplectus tabernaemontani (Gmelin) Palla	Soft-stem Bulrush	N
  Scirpus cyperinus (L.) Kunth	Woolgrass	N
  Scirpus expansus Fernald	Woodland Bulrush	N
  Scirpus georgianus Harper	Georgia Bulrush	N
  Scirpus polyphyllus Vahl	Leafy Bulrush	N
  Scleria oligantha Michaux	Little-headed Nutrush, Few-Flowered Nutrush	N
  Scleria triglomerata Michaux	Tall Nutrush	N
  Scrophularia marilandica L.	Eastern Figwort, Late Figwort	N
  Scutellaria elliptica Muhl. ex Spreng.	Hairy Skullcap	N
  Scutellaria elliptica Muhl. ex Spreng. var. elliptica	Hairy Skullcap	N
  Scutellaria integrifolia L.	Hyssop Skullcap	N
  Scutellaria lateriflora L.	Mad-dog Skullcap, Blue Skullcap	N
  Scutellaria nervosa Pursh	Veined Skullcap, Veiny Skullcap	N
  Scutellaria serrata Andr.	Showy Skullcap	N
  Secale cereale L.	Rye	I
  Securigera varia (L.) Lassen	Crown Vetch	I
  Sedum glaucophyllum Clausen	Cliff Stonecrop	N
  Sedum ternatum Michx.	Wild Stonecrop, Woodland Stonecrop	N
  Selaginella apoda (L.) Spring	Meadow Spikemoss	N
  Senega ambigua (Nutt.) J.F.B. Pastore & J.R. Abbott	Loose Milkwort	N
  Senega incarnata (L.) J.F.B. Pastore & J.R. Abbott	Pink Milkwort, Procession Flower	N
  Senega officinalis Spach	Seneca Snakeroot	N
  Senega polygama (Walt.) J.F.B. Pastore & J.R. Abbott	Racemed Milkwort	N
  Senega sanguinea (L.) J.F.B. Pastore & J.R. Abbott	Field Milkwort, Purple Milkwort	N
  Senega verticillata (L.) J.F.B. Pastore & J.R. Abbott	Whorled Milkwort	N
  Senna hebecarpa (Fernald) Irwin & Barneby	American Senna, Northern Wild Senna	N
  Senna marilandica (L.) Link	Maryland Wild Senna, Southern Wild Senna	N
  Senna obtusifolia (L.) Irwin & Barneby	Sicklepod, Coffeeweed	I
  Sericocarpus asteroides (L.) B.S.P.	Toothed White-top Aster	N
  Sericocarpus caespitosus Nesom	Clumped White-top Aster	N
  Sericocarpus linifolius (L.) B.S.P.	Narrow-leaf White-top Aster	N
  Setaria faberi Herrm.	Nodding Bristlegrass, Japanese Bristlegrass	I
  Setaria italica (L.) Beauv.	Foxtail-millet, Italian Bristlegrass	I
  Setaria parviflora (Poir.) Kerguelen	Knotroot Bristlegrass, Knotroot Foxtail	N
  Setaria viridis (L.) Beauv. var. viridis	Green Bristlegrass, Green Foxtail	I
  Sicyos angulatus L.	Bur Cucumber, One-seeded Bur Cucumber, Star Cucumber	N
  Sida spinosa L.	Prickly Sida, Prickly Mallow	I
  Silene antirrhina L.	Sleepy Catchfly	N
  Silene latifolia Poir.	White Campion, Evening Lychnis	I
  Silene stellata (L.) Ait. f.	Starry Campion	N
  Silene virginica L.	Fire Pink	N
  Silene vulgaris (Moench) Garcke	Bladder Campion	I
  Silphium asteriscus L.	Rosin Weed	N
  Silphium asteriscus L. var. asteriscus	Starry Rosin Weed	N
  Silphium asteriscus L. var. latifolium (Gray) Clevinger	Broad-leaved Rosin Weed	N
  Silphium asteriscus L. var. trifoliatum (L.) Clevinger	Whorled Rosin Weed	N
  Silphium compositum Michx. var. reniforme (Raf. ex Nutt.) Torr. & Gray	Kidney-leaf Rosin Weed	N
  Sisymbrium officinale (Linnaeus) Scopoli	Hedge Mustard	I
  Sisyrinchium angustifolium P. Mill.	Narrow-leaved Blue-eyed-grass	N
  Sitobolium punctilobulum (Michaux) Desvaux	Hay-scented Fern	N
  Smallanthus uvedalia (L.) Mackenzie ex Small	Hairy Leafcup, Yellow-flowered Leafcup, Bear's-foot	N
  Smilax bona-nox L. var. bona-nox	Catbrier, Fringed Greenbrier	N
  Smilax glauca Walt.	White-leaf Greenbrier, Sawbrier	N
  Smilax herbacea L.	Carrion-flower, Common Carrion-flower, Smooth Carrion-flower	N
  Smilax hispida Raf.	Bristly Greenbrier, Chinaroot	N
  Smilax pulverulenta Michx.	Hairy Carrion-flower, Downy Carrion-flower	N
  Smilax rotundifolia L.	Common Greenbrier, Bullbrier, Horsebrier	N
  Solanum carolinense L. var. carolinense	Horse-nettle, Carolina Horse-nettle	N
  Solanum emulans Raf.	Eastern Black Nightshade	N
  Solanum sarrachoides Sendt.	Hairy Nightshade	I
  Solidago altissima L. var. altissima	Tall Goldenrod	N
  Solidago arguta Ait.	Sharp-leaved Goldenrod, Cut-leaved Goldenrod	N
  Solidago arguta Ait. var. arguta	Sharp-leaved Goldenrod; Cut-leaved Goldenrod	N
  Solidago bicolor L.	Silverrod, White Goldenrod	N
  Solidago caesia L. var. caesia	Blue-stemmed Goldenrod, Wreath Goldenrod	N
  Solidago curtisii Torr. & Gray	Curtis' Goldenrod	N
  Solidago erecta Pursh	Erect Goldenrod, Slender Goldenrod	N
  Solidago flexicaulis L.	Broad-Leaved Goldenrod, Zigzag Goldenrod	N
  Solidago gigantea Ait.	Late Goldenrod	N
  Solidago juncea Ait.	Early Goldenrod	N
  Solidago nemoralis Ait. var. nemoralis	Gray Goldenrod	N
  Solidago odora Ait.	Sweet Goldenrod, Anise-scented Goldenrod	N
  Solidago pinetorum Small	Small's Goldenrod, Pineywoods Goldenrod	N
  Solidago rugosa P. Mill.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. aspera (Ait.) Fern.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. celtidifolia (Small) Fernald	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago speciosa Nutt.	Showy Goldenrod	N
  Sonchus asper (L.) Hill	Spiny-leaf Sow Thistle	I
  Sorghastrum nutans (L.) Nash	Indian Grass, Yellow Indian Grass	N
  Sorghum halepense (L.) Pers.	Johnson Grass	I
  Sparganium americanum Nutt.	American Bur-reed	N
  Sphenopholis nitida (Biehler) Scribn.	Shiny Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. obtusata	Prairie Wedgegrass	N
  Sphenopholis pensylvanica (L.) A.S. Hitchc.	Swamp Wedgegrass	N
  Spiraea corymbosa Raf.	Dwarf Spiraea	N
  Spiraea prunifolia Sieb. & Zucc.	Bridal-wreath Spiraea	I
  Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer	Southern Slender Ladies'-tresses	N
  Spiranthes ovalis Lindl. var. erostellata Catling	Oval Ladies'-tresses, October Ladies'-tresses	N
  Spiranthes tuberosa Raf.	Little Ladies'-tresses	N
  Sporobolus indicus (L.) R. Br.	Smut Grass	I
  Sporobolus vaginiflorus (Torr. ex Gray) Wood	Poverty Dropseed, Sheathed Dropseed	N
  Stachys tenuifolia Willd.	Smooth Hedge-nettle	N
  Staphylea trifolia L.	Bladdernut	N
  Steironema ciliatum (L.) Baudo	Fringed Loosestrife	N
  Stellaria media (L.) Vill.	Common Chickweed	I
  Stellaria pubera Michx.	Star Chickweed, Common Starwort, Giant Chickweed, Great Chickweed	N
  Strophostyles helvola (L.) Ell.	Beach Bean, Trailing Wild Bean, Amberique Bean	N
  Strophostyles umbellata (Muhl. ex Willd.) Britt.	Pink Wild Bean, Perennial Wild Bean	N
  Stylosanthes biflora (L.) B.S.P.	Pencilflower	N
  Swida alternifolia (L.f.) Small	Alternate-leaf Dogwood, Pagoda Cornel, Pagoda Dogwood	N
  Swida amomum (P. Miller) Small	Silky Dogwood	N
  Symphoricarpos orbiculatus Moench	Coralberry
  Symphyotrichum cordifolium (L.) Nesom	Heart-leaved Aster, Blue Wood Aster	N
  Symphyotrichum lanceolatum (Willd.) Nesom	Panicled Aster, Eastern Lined Aster	N
  Symphyotrichum lateriflorum (L.) A.& D. Love	Calico Aster, Starved Aster	N
  Symphyotrichum novae-angliae (L.) Nesom	New England Aster	N
  Symphyotrichum pilosum (Willd.) Nesom	Frost Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pilosum	Frost Aster, White Old-field Aster, Awl Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pringlei (Gray) Nesom	Frost Aster; Pringle's Aster	N
  Symphyotrichum puniceum (L.) A.& D. Love var. puniceum	Purple-stem Aster	N
  Symphyotrichum undulatum (L.) Nesom	Wavy-leaved Aster	N
  Symplocarpus foetidus (L.) Salisbury ex W.P. C. Barton	Skunk Cabbage	N
  Taenidia integerrima (L.) Drude	Yellow Pimpernel	N
  Taraxacum erythrospermum Andrzejowski ex Besser	Red-seeded Dandelion	I
  Taraxacum officinale G.H. Weber ex Wiggers	Common Dandelion	I
  Tephrosia virginiana (L.) Pers.	Virginia Goat's-rue	N
  Teucrium canadense L. var. canadense	Canada Germander, American Germander	N
  Thalictrum coriaceum (Britt.) Small	Appalachian Meadow-rue, Leatherleaf Meadow-rue, Maid of the Mist	N
  Thalictrum dioicum L.	Early Meadow-rue	N
  Thalictrum pubescens Pursh	Common Tall Meadow-rue	N
  Thalictrum thalictroides (L.) Eames & Boivin	Rue-anemone	N
  Thaspium barbinode (Michx.) Nutt.	Hairy-jointed Meadow Parsnip	N
  Thaspium trifoliatum (L.) Gray	Meadow Parsnip, Purple Meadow Parsnip	N
  Thelypteris palustris Schott var. pubescens (Lawson) Fern.	Marsh Fern	N
  Thermopsis mollis (Michx.) M.A. Curtis ex Gray	Appalachian Golden-banner	N
  Thlaspi arvense Linnaeus	Field Pennycress	I
  Tiarella cordifolia L.	Heartleaf Foamflower	N
  Tilia americana L.	Basswood	N
  Tilia americana L. var. americana	American Basswood	N
  Tipularia discolor (Pursh) Nutt	Cranefly Orchid	N
  Toxicodendron pubescens P.Miller	Poison Oak	N
  Toxicodendron radicans (L.) Kuntze var. radicans	Poison Ivy, Eastern Poison Ivy	N
  Tradescantia virginiana L.	Virginia Spiderwort	N
  Tragopogon dubius Scop.	Western Salsify, Yellow Salsify, Yellow Goat's-beard	I
  Tragopogon porrifolius L.	Purple Salsify, Vegetable-oyster	I
  Tragopogon pratensis L.	Meadow Salsify, Showy Goat's-beard	I
  Triadenum walteri (J. G.Gmel.) Gleason	Greater Marsh St. John's-wort	N
  Trichophorum planifolium (Sprengel) Palla	Bashful Bulrush	N
  Trichostema dichotomum L.	Common Blue Curls, Forked Blue Curls	N
  Tridens flavus (L.) A.S. Hitchc.	Purpletop, Tall Redtop	N
  Trifolium arvense L.	Rabbit-foot Clover	I
  Trifolium campestre Schreb.	Low Hop Clover	I
  Trifolium dubium Sibthorp	Lesser Hop Clover, Least Hop Clover	I
  Trifolium pratense L.	Red Clover	I
  Trifolium repens L.	White Clover, Dutch Clover	I
  Trillium grandiflorum (Michx.) Salisb.	Large-flowered Trillium, Great White Trillium	N
  Trillium sessile L.	Sessile Trillium, Toad Trillium, Toadshade	N
  Triodanis perfoliata (L.) Nieuwl.	Venus' Looking-glass, Common Venus' Looking-glass	N
  Triosteum angustifolium L.	Lesser Horse-gentian, Yellow Horse-gentian	N
  Tripsacum dactyloides (L.) L. var. dactyloides	Eastern Gamagrass	N
  Triticum aestivum L.	Wheat	I
  Tsuga canadensis (L.) Carriere	Eastern Hemlock, Canada Hemlock	N
  Tussilago farfara L.	Coltsfoot	I
  Typha latifolia L.	Common Cattail, Broadleaf Cattail	N
  Ulmus americana L.	American Elm	N
  Ulmus rubra Muhl.	Slippery Elm, Red Elm	N
  Urochloa platyphylla (Munro ex Wright) R. Webster	Broadleaf Signal-grass	I
  Urtica dioica L. + Urtica gracilis Ait. ssp. gracilis	Stinging Nettle
  Urtica gracilis Ait. ssp. gracilis	American Stinging Nettle	N
  Uvularia grandiflora Sm.	Large-flowered Bellwort	N
  Uvularia perfoliata L.	Perfoliate Bellwort	N
  Uvularia puberula Michx.	Mountain Bellwort, Common Bellwort	N
  Uvularia sessilifolia L.	Sessile Bellwort, Wild-oats	N
  Vaccinium formosum Andr.	Southern Highbush Blueberry, Swamp Highbush Blueberry	N
  Vaccinium fuscatum Ait.	Hairy Highbush Blueberry, Black Highbush Blueberry	N
  Vaccinium pallidum Ait.	Early Lowbush Blueberry, Hillside Blueberry	N
  Vaccinium stamineum L.	Deerberry	N
  Valerianella locusta (L.) Latterade	European Corn-salad, Lamb's-lettuce	I
  Valerianella radiata (L.) Dufr.	Beaked Corn-salad	N
  Valerianella umbilicata (Sull.) Wood	Northern Corn-salad	N
  Vallisneria americana Michx.	Tapegrass, Water-celery	N
  Verbascum blattaria L.	Moth Mullein	I
  Verbascum thapsus L. ssp. thapsus	Common Mullein, Great Mullein Woolly Mullein, Flannel-plant, Velvet-plant	I
  Verbena simplex Lehm.	Narrow-leaf Vervain	N
  Verbena urticifolia L.	White Vervain	N
  Verbesina alternifolia (L.) Britt. ex Kearney	Wingstem	N
  Verbesina occidentalis (L.) Walt.	Yellow Crownbeard	N
  Vernonia glauca (L.) Willd.	Upland Ironweed, Broad-leaf Ironweed	N
  Vernonia noveboracensis (L.) Michx.	New York Ironweed	N
  Veronica agrestis L.	Field Speedwell	I
  Veronica arvensis L.	Corn Speedwell, Wall Speedwell	I
  Veronica hederifolia L.	Ivy-leaf Speedwell	I
  Veronica officinalis L.	Common Speedwell
  Veronica peregrina L. var. peregrina	Common Purslane Speedwell	N
  Veronica persica Poiret	Bird's-eye Speedwell	I
  Viburnum acerifolium L.	Maple-leaf Viburnum, Dockmackie	N
  Viburnum nudum L.	Southern Wild Raisin, Possum-haw	N
  Viburnum prunifolium L.	Black Haw	N
  Vicia caroliniana Walt.	Wood Vetch, Carolina Vetch	N
  Vicia cracca L.	Tufted Vetch, Cow Vetch	I
  Vicia sativa L.	Narrow-leaf Vetch, Common Vetch	I
  Vinca minor L.	Periwinkle, Common Periwinkle	I
  Viola arvensis Murr.	European Field Pansy	I
  Viola canadensis L.	Canada Violet, Tall White Violet	N
  Viola communis Pollard	Hooded Blue Violet, Confederate Violet	N
  Viola cucullata Ait.	Marsh Blue Violet	N
  Viola eriocarpa Schwein.	Smooth Yellow Violet	N
  Viola fimbriatula J.E. Smith	Northern Downy Violet	N
  Viola hirsutula Brainerd	Southern Wood Violet	N
  Viola palmata L. complex	Wood Violet	N
  Viola palmata L. var. triloba (Schwein.) Gingins ex A. DC.	Northern Three-lobed Violet	N
  Viola pedata L. ssp. pedata	Bird's-foot violet	N
  Viola primulifolia L.	Primrose-leaved Violet	N
  Viola pubescens / eriocarpa complex	Yellow Violet	N
  Viola rafinesquii Greene	Field Pansy, Wild Pansy	N
  Viola sagittata Aiton	Arrow-leaved Violet	N
  Viola sororia Willd.	Common Blue Violet	N
  Viola striata Ait.	Striped Violet, Cream Violet	N
  Vitis aestivalis Michx.	Summer Grape, Silverleaf Grape	N
  Vitis cinerea (Engelm.) Engelm. ex Millardet var. baileyana (Munson) Comeaux	Possum Grape	N
  Vitis labrusca L.	Fox Grape	N
  Vitis riparia Michx.	Riverbank Grape	N
  Vitis vulpina L.	Winter Grape, Frost Grape, Chicken Grape	N
  Vulpia myuros (L.) K.C. Gmel.	Rattail Fescue	I
  Waldsteinia fragarioides (Michx.) Tratt.	Barren Strawberry	N
  Wisteria sinensis (Sims) Sweet	Chinese Wisteria	I
  Woodsia obtusa (Spreng.) Torr. ssp. obtusa	Blunt-lobed Woodsia, Blunt-lobed Cliff Fern	N
  Xanthium strumarium L.	Common Cocklebur	N
  Xanthorhiza simplicissima Marsh.	Yellowroot	N
  Xerophyllum asphodeloides (L.) Nutt.	Turkeybeard, Beargrass	N
  Youngia japonica (L.) DC.	Oriental False Hawksbeard, Asiatic False Hawksbeard	I
  Yucca filamentosa L.	Common Yucca, Adam's Needle	N
  Zea mays L. ssp. mays	Corn, Maize	I
  Zizia aptera (Gray) Fern.	Heart-leaf Golden-alexanders	N

  • Bryophytes
  Download Bryophytes of County

  Scientific Name	Common Name	Native Status
  Amblystegium serpens (Hedwig) Schimper		N
  Anomodon attenuatus (Hedwig) Huebener		N
  Anomodon rostratus (Hedwig) Schimper		N
  Arrhenopterum heterostichum Hedwig		N
  Atrichum angustatum (Brid.) Bruch & Schimp.	Slender Starburst Moss	N
  Atrichum crispum (James) Sull.	Oval Starburst Moss	N
  Aulacomnium palustre (Hedw.) Schwägr.	Ribbed Bog Moss	N
  Bartramia pomiformis Hedwig	Apple Moss	N
  Brachythecium laetum (Brid.) Schimp.	Pleated Foxtail Moss	N
  Bruchia flexuosa (Schwägr.) Müll. Hal		N
  Bryhnia novae-angliae (Sull. & Lesq.) Grout		N
  Bryoandersonia illecebra (Hedw.) H. Rob.	Worm Moss	N
  Bryum argenteum Hedwig var. argenteum	Silver Moss	N
  Calypogeia neogaea (R.M. Schust.) Bakalin		N
  Ceratodon purpureus (Hedw.) Brid. ssp. purpureus	Purple Moss	N
  Climacium americanum Bridel	Common Tree Moss	N
  Conocephalum salebrosum Szweyk., Buczk. & Odrzyk.		N
  Ctenidium molluscum (Hedw.) Mitt.		N
  Dicranum fulvum Hooker	Boulder Broom Moss	N
  Dicranum montanum Hedwig	Crispy Broom Moss	N
  Dicranum scoparium Hedwig	Common Broom Moss	N
  Diplophyllum apiculatum (A. Evans) Steph.		N
  Ditrichum pallidum (Hedw.) Hampe	Saffron Moss	N
  Elodium paludosum Austin		N
  Entodon seductrix (Hedw.) Müll. Hal.		N
  Ephemerum serratum (Schreb. ex Hedw.) Hampe		N
  Fissidens fontanus (Bach. Pyl.) Steud.		N
  Fissidens osmundioides Hedwig		N
  Fontinalis novae-angliae Sullivant		N
  Frullania asagrayana Montagne		N
  Frullania eboracensis Gottsche ssp. eboracensis		N
  Funaria hygrometrica Hedwig var. hygrometrica		N
  Fuscocephaloziopsis lunulifolia (Dumort.) Vana & Söderstr.		N
  Hedwigia ciliata (Hedw.) P. Beauv.	Medusa Moss	N
  Hygroamblystegium varium (Hedw.) Mönkemeyer ssp. varium var. varium	Tangled Thread Moss	N
  Hypnum curvifolium Hedwig	Greater Plait Moss	N
  Hypnum fauriei Cardot	Plait Moss	N
  Hypnum imponens Hedwig	Brocade Moss	N
  Hypnum pratense Koch ex Spruce		N
  Isopaches bicrenatus (Schmidel ex Hoffm.) H. Buch var. bicrenatus		N
  Jubula pennsylvanica (Stephani) A. Evans ssp. pennsylvanica		N
  Leucobryum albidum (Brid. ex P. Beauv.) Lindb.	White Moss	N
  Leucodon julaceus (Hedw.) Sull.		N
  Lophocolea heterophylla (Schrad.) Dum.		N
  Marchantia polymorpha L.		N
  Metzgeria conjugata Lindberg		N
  Nowellia curvifolia (Dicks.) Mitt.		N
  Odontoschisma denudatum (Nees) Dumort.		N
  Odontoschisma sphagni (Dicks.) Dumort.		N
  Orthotrichum ohioense Sullivant & Lesquereux		N
  Pallavicinia lyellii (Hook.) Carruth.		N
  Paraleucobryum longifolium (Ehrh. ex Hedw.) Loeske	Silver Broom Moss	N
  Physcomitrium pyriforme (Hedw.) Hampe		N
  Plagiomnium ciliare (Müll. Hal.) T.J. Kop.		N
  Plagiomnium cuspidatum (Hedw.) T.J. Kop.		N
  Platygyrium repens (Brid.) Schimp.		N
  Pleuridium subulatum (Hedw.) Rabenh.		N
  Pohlia nutans (Hedw.) Lindb.		N
  Polytrichastrum ohioense (Renauld & Cardot) G.L. Sm.		N
  Polytrichum commune Hedwig var. commune	Common Haircap Moss	N
  Porella platyphylla (L.) Pfeiffer		N
  Ptychostomum creberrimum (Taylor) J.R. Spence & H.P. Ramsay	Scarlet Stalk Moss	N
  Rhizomnium appalachianum T. J. Kop.		N
  Rhizomnium punctatum (Hedw.) T.J. Kop.		N
  Rhodobryum ontariense (Kindb.) Kindb.	Rose Moss	N
  Rhynchostegium serrulatum (Hedw.) A. Jaeger		N
  Scapania nemorea (L.) Grolle		N
  Schistidium apocarpum (Hedw.) Bruch & Schimp.		N
  Schistidium rivulare (Brid.) Podp.		N
  Sphagnum affine Renauld & Cardot		N
  Thelia asprella (Schimp.) Sull.		N
  Thelia lescurii Sullivant		N
  Thuidium delicatulum (Hedw.) Schimp.	Delicate Fern Moss	N
  Thuidium recognitum (Hedw.) Lindb.	Kilt Fern Moss	N
  Trematodon longicollis Michaux		N
  Trichocolea tomentella (Ehrh.) Dumort.		N
  Weissia controversa Hedwig		N
  Weissia muhlenbergiana (Sw.) W.D. Reese & B.A.E. Lemmon		N

• Arlington
  • Vascular Plants
  Download Vascular Plants of County

  Scientific Name	Common Name	Native Status
  Acalypha rhomboidea Raf.	Common Three-seeded Mercury, Common Copperleaf	N
  Acalypha virginica L.	Virginia Three-seeded Mercury, Virginia Copperleaf	N
  Acanthospermum australe (Loefl.) Kuntze	Paraguay Bur, Sheep Bur	I
  Acer negundo L. var. negundo	Boxelder, Eastern Boxelder	N
  Acer palmatum Thunb.	Japanese Maple	I
  Acer platanoides L.	Norway maple	I
  Acer rubrum L.	Red Maple	N
  Acer saccharinum L.	Silver Maple	N
  Acer saccharum Marshall	Sugar Maple	N
  Acetosa acetosella (L.) P. Miller	Sheep Sorrel	I
  Achillea borealis Bongard	Common Yarrow	N
  Acorus calamus L.	Sweetflag, European Calamus	I
  Actaea racemosa L.	Common Black Cohosh, Bugbane	N
  Adiantum pedatum L.	Northern Maidenhair Fern	N
  Aegilops neglecta Req. ex Bertoloni	Small Goat Grass, Three-awned Goat Grass	I
  Aesculus pavia L. var. pavia	Red Buckeye	I
  Agalinis purpurea (L.) Pennell	Purple False Foxglove	N
  Agalinis tenuifolia (Vahl) Raf.	Slender-leaf False Foxglove, Slender False Foxglove	N
  Agastache nepetoides (L.) Kuntze	Yellow Giant Hyssop	N
  Ageratina altissima (L.) King & H.E. Robins.	White Snakeroot	N
  Ageratina aromatica (L.) Spach	Small White Snakeroot, Lesser Snakeroot	N
  Agrimonia parviflora Ait.	Small-flowered Agrimony, Harvest-lice	N
  Agrimonia pubescens Wallr.	Downy Agrimony	N
  Agrostis elliottiana J.A. Schultes	Elliott's Bentgrass, Southern Bentgrass	N
  Agrostis gigantea Roth	Redtop	I
  Agrostis hyemalis (Walt.) B.S.P.	Winter Bentgrass, Ticklegrass	N
  Agrostis perennans (Walt.) Tuckerman	Autumn Bentgrass	N
  Ailanthus altissima (P. Miller) Swingle	Tree-of-heaven	I
  Akebia quinata (Houtt.) Dcne.	Five-leaf Akebia, Chocolate Vine	I
  Albizia julibrissin Durazz.	Mimosa, Silk Tree	I
  Alcea rosea L.	Hollyhock	I
  Aletris farinosa L.	White Colicroot	N
  Alisma subcordatum Rafinesque	Southern Water-plantain	N
  Alliaria petiolata (Bieberstein) Cavara & Grande	Garlic Mustard, Hedge Garlic	I
  Allium canadense L. var. canadense	Wild Onion, Meadow Onion	N
  Allium vineale L.	Field Garlic, Onion Grass, Wild Onion	I
  Alnus glutinosa (L.) Gaertn.	Black Alder, European Alder	I
  Alnus serrulata (Ait.) Willd.	Smooth Alder, Hazel Alder	N
  Alopecurus geniculatus L.	Water Foxtail Grass	I
  Alopecurus myosuroides Huds.	Slender Foxtail Grass	I
  Amaranthus albus L.	Tumbleweed Amaranth, White Amaranth, Prostrate Pigweed	I
  Amaranthus arenicola I.M. Johnston	Sand Amaranth	I
  Amaranthus cannabinus (L.) J.D. Sauer	Tidal-marsh Amaranth, Water-hemp	N
  Amaranthus deflexus L.	Large-fruited Amaranth, Argentine Amaranth	I
  Amauropelta noveboracensis (L.) S.E. Fawcett & A.R. Smith	New York Fern	N
  Ambrosia artemisiifolia L.	Common Ragweed	N
  Ambrosia trifida L.	Giant Ragweed	N
  Amelanchier arborea (Michx. f.) Fernald	Downy Serviceberry	N
  Amelanchier canadensis (L.) Medik.	Canadian Serviceberry	N
  Amelanchier laevis Wieg.	Smooth Serviceberry	N
  Ammannia coccinea Rottb.	Scarlet Ammannia, Purple Ammannia	N
  Ampelopsis cordata Michx.	Heart-leaf Peppervine, False Grape
  Ampelopsis glandulosa (Wallr.) Momiy.	Porcelain-berry, Amur Peppervine	I
  Amphicarpaea bracteata (L.) Fern. var. bracteata	Hog-peanut	N
  Amphicarpaea bracteata (L.) Fern. var. comosa Fassett	American Hog-peanut, Lowland Hog-peanut	N
  Anagallis arvensis L.	Scarlet Pimpernel, Common Pimpernel	I
  Andropogon glomeratus (Walt.) B.S.P.	Bushy Bluestem	N
  Andropogon gyrans Ashe	Elliott's Bluestem	N
  Anemone quinquefolia L. var. quinquefolia	Wood Anemone	N
  Angelica venenosa (Greenway) Fern.	Hairy Angelica	N
  Antennaria howellii Greene ssp. neodioica (Greene) Bayer	Howell's Pussytoes	N
  Antennaria neglecta Greene	Field Pussytoes	N
  Antennaria parlinii Fern. ssp. fallax (Greene) Bayer & Stebbins	Big-head Pussytoes	N
  Antennaria parlinii Fern. ssp. parlinii	Parlin's Pussytoes	N
  Antennaria plantaginifolia (L.) Richards.	Plantain-leaved Pussytoes	N
  Antennaria solitaria Rydb.	Single-head Pussytoes	N
  Anthemis arvensis L.	Corn Chamomile	I
  Anthoxanthum odoratum L.	Sweet Vernal Grass	I
  Aphyllon uniflorum L.	Cancer-root	N
  Apios americana Medik.	Groundnut	N
  Aplectrum hyemale (Muhl. ex Willd.) Torrey	Puttyroot, Adam-and-Eve	N
  Apocynum cannabinum L.	Indian Hemp, Hemp Dogbane	N
  Apocynum sibiricum Jacq.	Clasping-leaved Dogbane	N
  Aquilegia canadensis L.	Wild Columbine, Eastern Red Columbine	N
  Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz ssp. lyrata	Lyre-leaf Rock Cress	N
  Arabidopsis thaliana (Linnaeus) Heynhold	Mouse-ear Cress	I
  Aralia nudicaulis L.	Wild Sarsaparilla	N
  Aralia racemosa L.	Spikenard, American Spikenard	N
  Aralia spinosa L.	Devil's Walking-stick	N
  Arctium minus Bernh.	Common Burdock, Lesser Burdock	I
  Arisaema dracontium (L.) Schott	Green Dragon	N
  Arisaema triphyllum (L.) Schott ssp. triphyllum	Common Jack-in-the-pulpit	N
  Aristida dichotoma Michx. var. dichotoma	Fork-tip Three-awn Grass	N
  Aristida longespica Poir.	Eastern Slim-spike, Long-awned Slim-spike, Three-awn Grass	N
  Arnoglossum atriplicifolium (L.) H.E. Robins.	Pale Indian-plantain	N
  Aronia arbutifolia (L.) Pers.	Red Chokeberry	N
  Aronia melanocarpa (Michx.) Elliott	Black Chokeberry	N
  Arrhenatherum elatius (L.) J. & K. Presl var. elatius	Tall Oatgrass	I
  Artemisia annua L.	Sweet Wormwood, Annual Wormwood, Sweet Annie	I
  Artemisia vulgaris L.	Common Mugwort	I
  Arthraxon hispidus (Thunb.) Makino var. hispidus	Joint-head Grass	I
  Arum italicum P. Miller	Italian Arum, Orange Candleflower	I
  Aruncus dioicus (Walt.) Fernald var. dioicus	Goat's-beard	N
  Arundinaria tecta (Walt.) Muhl.	Small Cane, Switch Cane	N
  Asclepias incarnata L.	Swamp Milkweed	N
  Asclepias incarnata L. var. pulchra (Ehrh. ex Willd.) Pers.	Swamp Milkweed	N
  Asclepias rubra L.	Red Milkweed	N
  Asclepias syriaca L.	Common Milkweed	N
  Asclepias tuberosa L. var. tuberosa	Butterfly-weed, Common Butterfly-weed	N
  Asclepias verticillata L.	Whorled Milkweed	N
  Asclepias viridiflora Raf.	Green Milkweed	N
  Asimina triloba (L.) Dunal	Pawpaw, Common Pawpaw	N
  Asparagus officinalis L.	Asparagus	I
  Asplenium platyneuron (L.) B.S.P.	Ebony Spleenwort	N
  Asplenium rhizophyllum L.	Walking Fern	N
  Asplenium trichomanes L. ssp. trichomanes	Maidenhair Spleenwort	N
  Asplenium ×virginicum Maxon	Virginia Spleenwort	N
  Aster tataricus L. f.	Tartarian Aster	I
  Astragalus canadensis L. var. canadensis	Canada Milkvetch	N
  Athyrium asplenioides (Michx.) A.A. Eaton	Southern Lady Fern	N
  Aureolaria virginica (L.) Pennell	Downy Yellow False Foxglove, Downy Oak-leach	N
  Avenella flexuosa (Linnaeus) Drejer	Wavy Hairgrass	N
  Baptisia australis (L.) R. Brown	Blue Wild Indigo	N
  Baptisia tinctoria (L.) R. Br. ex Ait. f.	Yellow Wild Indigo, Horsefly Weed	N
  Barbarea verna (Miller) Ascherson	Early Winter Cress	I
  Barbarea vulgaris R. Brown	Common Winter Cress, Yellow Rocket	I
  Bassia scoparia (L.) A.J. Scott	Summer-cypress, Burning-bush	I
  Benthamidia florida (L.) Spach	Flowering Dogwood	N
  Berberis julianae Schneider	Wintergreen Barberry, Chinese Barberry	I
  Betula lenta L. var. lenta	Sweet Birch, Black Birch	N
  Betula nigra L.	River Birch, Red Birch	N
  Bidens aristosa (Michx.) Britt.	Ozark Tickseed Sunflower
  Bidens bipinnata L.	Spanish Needles	N
  Bidens comosa (Gray) Wiegand	Three-lobe Beggar-ticks	N
  Bidens comosa (Gray) Wiegand + Bidens connata Muhl. ex Willd.	Three-lobe Beggar-ticks	N
  Bidens connata Muhl. ex Willd.	Purple-stem Beggar-ticks	N
  Bidens frondosa L.	Devil's Beggar-ticks	N
  Bidens laevis (L.) B.S.P.	Smooth Bur-marigold, Showy Bur-marigold	N
  Bidens polylepis Blake	Midwestern Tickseed Sunflower
  Bignonia capreolata L.	Cross-vine	N
  Boehmeria cylindrica (L.) Sw.	False Nettle	N
  Bolboschoenus fluviatilis (Torrey) Sojak	River Bulrush	N
  Borodinia canadensis (L.) P.J. Alexander & Windham	Sicklepod, Canada Rock Cress	N
  Borodinia dentata (Raf.) P.J. Alexander & Windham	Short's Rock Cress	N
  Borodinia laevigata (Muhl. ex Willd.) P.J. Alexander & Windham	Smooth Rock Cress	N
  Botrypus virginianus (L.) Michx.	Rattlesnake Fern	N
  Brachyelytrum erectum (Schreb. ex Spreng.) Beauv.	Bearded Shorthusk, Common Shorthusk	N
  Brassica rapa Linnaeus	Turnip, Bird's Rape, Field Rape, Field Mustard	I
  Bromus catharticus Vahl var. catharticus	Rescue Grass	I
  Bromus ciliatus L.	Fringed Brome Grass, Fringed Brome	N
  Bromus japonicus Thunb. ex Murr.	Japanese Brome Grass, Japanese Chess	I
  Bromus latiglumis (Shear) A.S. Hitchc.	Riverbank Brome, Auricled Brome, Hairy Woodbrome	N
  Bromus pubescens Sprengel	Common Eastern Brome Grass, Hairy Woodland Brome	N
  Bromus racemosus L.	Smooth Brome, Bald Brome, Meadow Brome, Hairy Chess	I
  Bromus secalinus L.	Cheat, Common Chess, Rye Brome	I
  Bromus tectorum L.	Downy Brome, Downy Chess, Cheatgrass	I
  Buchnera americana L.	American Bluehearts	N
  Buddleja davidii Franch.	Orange-eye Butterfly-bush	I
  Buglossoides arvensis (L.) I.M. Johnston ssp. arvensis	Corn-gromwell	I
  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris	Common Hairsedge	N
  Cabomba caroliniana A. Gray	Carolina Fanwort	N
  Callicarpa dichotoma (Loureiro) K. Koch	Purple Beauty-berry	I
  Callitriche heterophylla Pursh var. heterophylla	Large Water-starwort	N
  Calystegia sepium (L.) R. Br. complex	Hedge Bindweed	N
  Calystegia sepium (L.) R. Br. ssp. appalachiana (Sims) Brummitt	Appalachian Bindweed	N
  Calystegia silvatica (Kit.) Griesb. ssp. fraterniflora (Mackenzie & Bush) Brummitt	Large Bindweed, Giant Bindweed	N
  Campsis radicans (L.) Seem. ex Bureau	Trumpet-creeper	N
  Capsella bursa-pastoris (Linnaeus) Medicus	Common Shepherd's Purse	I
  Cardamine angustata O. E. Schulz	Slender Toothwort	N
  Cardamine bulbosa (Schreber ex. Muhlenberg) Britton, Sterns & Poggenberg	Spring Cress, Bulbous Bittercress	N
  Cardamine concatenata (Michaux) O. Schwarz	Cut-leaf Toothwort	N
  Cardamine hirsuta Linnaeus	Hairy Bittercress	I
  Cardamine parviflora Linnaeus var. arenicola (Britton) O. E. Schulz	Small-flowered Bittercress, Sand Bittercress	N
  Cardamine pensylvanica Muhlenberg ex Willdenow	Pennsylvania Bittercress	N
  Carduus acanthoides L. ssp. acanthoides	Spiny Plumeless Thistle	I
  Carduus nutans L.	Musk Thistle, Nodding Thistle	I
  Carex aggregata Mackenzie	Glomerate Sedge	N
  Carex albicans complex		N
  Carex albicans Willd. ex Sprengel var. albicans	White-tinged Sedge	N
  Carex albicans Willd. ex Sprengel var. australis (Bailey) Rettig	Southern White-tinged Sedge	N
  Carex albicans Willd. ex Sprengel var. emmonsii (Dewey ex Torr.) Rettig	Emmons's Sedge	N
  Carex albolutescens Schweinitz	Greenish-white Sedge	N
  Carex amphibola complex		N
  Carex amphibola Steudel	Eastern Narrow-leaved Sedge	N
  Carex annectens (Bickn.) Bickn.	Yellow-fuited Sedge	N
  Carex atlantica Bailey	Prickly Bog Sedge, Atlantic Sedge	N
  Carex blanda Dewey	Eastern Woodland Sedge	N
  Carex bromoides Schk. ex Willd. ssp. bromoides	Common Brome Sedge	N
  Carex bushii Mackenzie	Bush's Sedge	N
  Carex careyana Torrey ex Dewey	Carey's Sedge	N
  Carex caroliniana Schweinitz	Carolina Sedge	N
  Carex cephalophora Muhl. ex Willd.	Oval-leaved Sedge	N
  Carex communis Bailey	Fibrous-rooted Sedge	N
  Carex crinita Lam.	Long-fringed Sedge	N
  Carex crinita Lam. var. crinita	Long-fringed Sedge	N
  Carex davisii Schw. & Torrey	Davis's Sedge	N
  Carex debilis Michaux var. debilis	White-edged Sedge	N
  Carex digitalis Willd.	Slender Woodland Sedge	N
  Carex digitalis Willd. var. digitalis	Slender Woodland Sedge	N
  Carex flaccosperma complex	Meadow Sedge, Thin-fruited Sedge	N
  Carex frankii Kunth	Frank's Sedge	N
  Carex glaucodea Tuckerman ex Olney	Blue Sedge	N
  Carex gracilescens Steudel	Slender Loose-flowered Sedge	N
  Carex gracillima Schw.	Graceful Sedge	N
  Carex granularis Muhl. ex Willd.	Limestone Meadow Sedge	N
  Carex gravida L.H. Bailey	Heavy Sedge	N
  Carex grayi Carey	Gray's Sedge	N
  Carex grisea Wahlenb.	Inflated Narrow-leaved Sedge	N
  Carex gynandra Schweinitz	Nodding sedge	N
  Carex hirsutella Mackenzie	Fuzzy Sedge, Hairy-leaved Sedge	N
  Carex hitchcockiana Dewey	Hitchcock's Sedge	N
  Carex intumescens Rudge var. intumescens	Bladder Sedge	N
  Carex jamesii Schweinitz	James's Sedge	N
  Carex lacustris Willdenow	Lake-shore Sedge	N
  Carex laevivaginata (Kukenth.) Mackenzie	Smooth-sheathed Sedge	N
  Carex laxiculmis Schweinitz	Spreading Sedge	N
  Carex laxiflora Lam.	Broad Loose-flowered Sedge	N
  Carex leavenworthii Dewey	Leavenworth's Sedge	N
  Carex longii Mackenzie	Long's Sedge	N
  Carex lupulina Willd.	Hop Sedge	N
  Carex lurida Wahlenb.	Sallow Sedge	N
  Carex mesochorea Mackenzie	Midland Sedge	N
  Carex muehlenbergii Schk. ex Willd.	Muehlenberg's Sedge	N
  Carex muehlenbergii Schk. ex Willd. var. enervis Boott	Small-fruited Muehlenberg's Sedge	N
  Carex muehlenbergii Schk. ex Willd. var. muehlenbergii	Muehlenberg's Sedge	N
  Carex nigromarginata Schweinitz	Black-edged Sedge	N
  Carex normalis Mackenzie	Greater Straw Sedge	N
  Carex pallescens L.	Pale Sedge	N
  Carex pellita Willd.	Woolly Sedge	N
  Carex pensylvanica Lam.	Pennsylvania Sedge	N
  Carex platyphylla Carey	Broad-leaved Sedge	N
  Carex prasina Wahlenb.	Drooping Sedge	N
  Carex radiata (Wahlenb.) Small	Eastern Star Sedge	N
  Carex retroflexa Muhl. ex Willd.	Reflexed Sedge	N
  Carex rosea Schk. ex Willd.	Rosy Sedge	N
  Carex rugosperma Mackenzie	Parachute Sedge	N
  Carex scoparia Schk. ex Willd.	Broom Sedge	N
  Carex seorsa Howe in Gordinier & Howe	Weak Stellate Sedge	N
  Carex shortiana Dewey	Short's Sedge	N
  Carex squarrosa L.	Squarrose Sedge	N
  Carex stipata Muhl. ex Willd. var. maxima Chapman ex Boott	Large Stalk-grain Sedge	N
  Carex stipata Muhl. ex Willd. var. stipata	Stalk-grain Sedge, Awl-fruit Sedge	N
  Carex striatula Michaux	Lined Sedge	N
  Carex stricta Lam.	Tussock Sedge, Upright Sedge, Stool Sedge	N
  Carex styloflexa Buckley	Bent Sedge	N
  Carex swanii (Fernald) Mackenzie	Swan's Sedge	N
  Carex texensis (Torr.) Bailey	Texas Sedge	N
  Carex tonsa (Fernald) Bicknell	Shaved Sedge	N
  Carex tribuloides Wahlenb. var. tribuloides	Blunt Broom Sedge	N
  Carex umbellata Schk. ex Willd.	Parasol Sedge	N
  Carex virescens Muhl. ex Willd.	Ribbed Sedge	N
  Carex vulpinoidea Michaux	Fox Sedge	N
  Carex willdenowii Schk. ex Willd.	Willdenow's Sedge	N
  Carpinus caroliniana Walt.	American Hornbeam, Ironwood	N
  Carya cordiformis (Wangenh.) K. Koch	Bitternut Hickory	N
  Carya glabra (P. Miller) Sweet	Pignut Hickory	N
  Carya tomentosa (Poir.) Nutt.	Mockernut Hickory	N
  Castanea dentata (Marshall) Borkhausen	American Chestnut	N
  Castanea mollissima Blume	Chinese Chestnut	I
  Castanea pumila (Linnaeus) P. Miller	Allegheny Chinkapin	N
  Catalpa speciosa (Warder) Warder ex Engelm.	Northern Catalpa	I
  Ceanothus americanus L.	New Jersey Tea, Redroot	N
  Celastrus orbiculatus Thunb.	Oriental Bittersweet	I
  Celastrus scandens L.	Climbing Bittersweet, American Bittersweet	N
  Celtis laevigata Willd.	Sugarberry, Southern Hackberry	N
  Celtis occidentalis L.	Common Hackberry, Northern Hackberry	N
  Celtis pumila Pursh	Dwarf Hackberry, Georgia Hackberry	N
  Cenchrus longispinus (Hack.) Fern.	Northern Sandbur, Common Sandbur	N
  Cenchrus purpurascens Thunb.	Fountain Grass	I
  Centaurea calcitrapa L.	Purple Star-thistle	I
  Centaurea nigrescens Willd.	Tyrol Knapweed	I
  Centaurea solstitialis L.	Yellow Star-thistle	I
  Centaurium erythraea Raf.	Common Centaury, Forking Centaury	I
  Cephalanthus occidentalis L.	Buttonbush	N
  Cerastium glomeratum Thuill.	Sticky Mouse-ear Chickweed	I
  Cerastium nutans Raf.	Nodding Mouse-ear Chickweed	N
  Cerastium velutinum Raf. var. velutinum	Field Chickweed	N
  Cercis canadensis L. var. canadensis	Eastern Redbud	N
  Chaenorrhinum minus (L.) Lange ssp. minus	Dwarf Snapdragon, Lesser Toadflax	I
  Chaerophyllum procumbens (L.) Crantz var. procumbens	Spreading Chervil	N
  Chaerophyllum tainturieri Hook.	Hairy-fruit Chervil, Southern Wild Chervil	N
  Chamaecrista fasciculata (Michx.) Greene var. fasciculata	Common Partridge-pea	N
  Chamaecrista nictitans (L.) Moench var. nictitans	Wild Sensitive Plant, Sensitive Partridge-pea	N
  Chasmanthium latifolium (Michx.) Yates	River Oats	N
  Chasmanthium laxum (L.) Yates	Slender Spikegrass	N
  Chelidonium majus L.	Greater Celandine	I
  Chelone glabra L.	White Turtlehead	N
  Chenopodium album L.	Lamb's-quarters, Pigweed	I
  Chimaphila maculata (L.) Pursh	Spotted Wintergreen, Striped Wintergreen	N
  Chimaphila umbellata (L.) W. Barton ssp. cisatlantica (Blake) Hulten	Pipsissewa, Prince's-pine	N
  Chionanthus virginicus L.	Fringetree, Old Man's Beard	N
  Chondrilla juncea L.	Skeleton-weed, Rush Skeleton-weed	I
  Chrysopsis mariana (L.) Ell.	Maryland Golden-aster	N
  Cichorium intybus L.	Chicory, Succory	I
  Cicuta bulbifera L.	Bulb-bearing Water-hemlock, Bulblet-bearing Water-hemlock	N
  Cicuta maculata L. var. maculata	Water-hemlock, Spotted Water-hemlock	N
  Cinna arundinacea L.	Common Wood Reedgrass, Sweet Wood Reed-grass	N
  Circaea canadensis (L.) Hill	Enchanter's Night-shade	N
  Cirsium altissimum (L.) Hill	Tall Thistle	N
  Cirsium arvense (L.) Scop.	Canada Thistle, Field Thistle	I
  Cirsium muticum Michx.	Swamp Thistle	N
  Cirsium vulgare (Savi) Ten.	Bull Thistle	I
  Claytonia rubra (T.J. Howell) Tidestrom ssp. rubra	Red-stem Spring Beauty	I
  Claytonia virginica L. var. virginiana	Spring Beauty, Virginia Spring Beauty, Eastern Spring Beauty	N
  Claytosmunda claytoniana (L.) Metzgar & Rouhan	Interrupted Fern	N
  Clematis ochroleuca Ait.	Curlyheads	N
  Clematis terniflora DC.	Sweet Autumn Clematis, Japanese Clematis	I
  Clematis viorna L.	Northern Leatherflower, Vase-vine	N
  Clematis virginiana L.	Virgin’s-bower	N
  Clinopodium calamintha (L.) Stace	Lesser Calamint, Basil-thyme	I
  Clinopodium vulgare L.	Wild Basil	N
  Clitoria mariana L. var. mariana	Butterfly Pea	N
  Coleataenia anceps (Michx.) Soreng ssp. anceps	Beaked Panic Grass	N
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. rigidula	Tall Flat Panic Grass	N
  Collinsonia canadensis L.	Richweed, Canada Horsebalm	N
  Comandra umbellata (L.) Nuttall var. umbellata	Eastern Bastard Toadflax	N
  Commelina communis L.	Asiatic Dayflower, Common Dayflower	I
  Commelina virginica L.	Virginia Dayflower	N
  Conoclinium coelestinum (L.) DC.	Mistflower, Ageratum	N
  Consolida ajacis (L.) Schur.	Rocket Larkspur	I
  Convallaria majalis L.	European Lily-of-the-valley	I
  Convolvulus arvensis L.	Field Bindweed	I
  Coreopsis lanceolata L.	Long-stalk Coreopsis
  Coreopsis tripteris L.	Tall Coreopsis	N
  Coreopsis verticillata L.	Whorled Coreopsis, Thread-leaf Coreopsis	N
  Corydalis flavula (Raf.) DC	Yellow Corydalis, Yellow Fumewort, Yellow Harlequin	N
  Corylus americana Walt.	American Hazelnut, American Filbert	N
  Corylus cornuta Marsh. var. cornuta	Beaked Hazelnut	N
  Cota tinctoria (L.) J. Gay ex Guss.	Golden Chamomile	I
  Crataegus intricata Lange var. intricata	Entangled Hawthorn	N
  Crataegus macrosperma Ashe	Big-fruited Hawthorn, Eastern Hawthorn	N
  Crataegus pennsylvanica Ashe	Pennsylvania Hawthorn	N
  Crataegus pruinosa (Wendl. f.) K. Koch var. pruinosa	Frosted Hawthorn	N
  Crepis capillaris (L.) Wallr.	Smooth Hawksbeard	I
  Crocanthemum bicknellii (Fernald) Barnhart	Plains Frostweed, Hoary Frostweed	N
  Crocanthemum propinquum (Bicknell) Bicknell	Low Frostweed	N
  Crotalaria sagittalis L.	Rattlebox, Arrowhead Rattlebox	N
  Croton glandulosus L. var. septentrionalis Muell.-Arg.	Tropic Croton, Tooth-leaved Croton, Sand Croton	N
  Croton monanthogynus Michx.	Prairie Tea, One-seeded Croton	N
  Cryptotaenia canadensis (L.) DC.	Honewort	N
  Cubelium concolor (T.F. Forst.) Raf. ex Britt. & A. Brown	Green Violet	N
  Cucurbita pepo L.	Pumpkin	I
  Cunila origanoides (L.) Britt.	Common Dittany, Wild Oregano, Stonemint	N
  Cuphea viscosissima Jacq.	Blue Waxweed, Clammy Cuphea	N
  Cuscuta campestris Yuncker	Field Dodder	N
  Cuscuta cephalanthi Engelm.	Buttonbush Dodder	N
  Cuscuta gronovii Willd. ex Roem. & Schult.	Common Dodder	N
  Cuscuta pentagona Engelm.	Five-angled Dodder	N
  Cynanchum laeve (Michx.) Pers.	Honeyvine, Sandvine	N
  Cynodon dactylon (L.) Pers.	Bermuda Grass	I
  Cynoglossum officinale L.	Hound's-tongue	I
  Cyperus bipartitus Torrey	Slender Flatsedge, Shining Flatsedge	N
  Cyperus brevifolioides Thieret & Delahoussaye	Pasture Spikesedge, Asiatic Greenhead Sedge	I
  Cyperus echinatus (L.) Wood	Globe Flatsedge	N
  Cyperus esculentus L. var. leptostachyus Böckler	Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond
  Cyperus flavescens L.	Yellow Flatsedge	N
  Cyperus fuscus L.	Brown Galingale	I
  Cyperus hortensis (Salzmann ex Steudel) Dorr	Low Spikesedge	N
  Cyperus iria L.	Rice-field Flatsedge	I
  Cyperus lancastriensis Porter ex Gray	Many-flowered Flatsedge	N
  Cyperus lupulinus (Sprengel) Marcks ssp. lupulinus	Upland Flatsedge	N
  Cyperus lupulinus complex		N
  Cyperus odoratus L. var. odoratus	Fragrant Flatsedge, Rusty Flatsedge	N
  Cyperus polystachyos Rottboell	Coast Flatsedge, Many-spike Flatsedge	N
  Cyperus refractus Engelm. ex Boeckl.	Reflexed Flatsedge	N
  Cyperus retrofractus (L.) Torrey	Rough Flatsedge	N
  Cyperus squarrosus L. var. squarrosus	Awned Flatsedge	N
  Cyperus strigosus L.	Straw-colored Flatsedge	N
  Cyperus subsquarrosus (Muhl.) Bauters	Small-flower Halfchaff Sedge, Dwarf Bulrush	N
  Cypripedium acaule Aiton	Pink Lady's-slipper, Moccasin-flower	N
  Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight	Large Yellow Lady's-slipper	N
  Cystopteris protrusa (Weatherby) Blasdell	Lowland Bladder Fern, Lowland Brittle Fern	N
  Dactylis glomerata L.	Orchard Grass	I
  Datura stramonium L.	Jimson-weed	I
  Daucus carota L.	Queen-Anne's Lace, Wild Carrot	I
  Dendrolycopodium obscurum (L.) A. Haines	Common Ground-pine, Common Tree-clubmoss, Flat-branched Tree-clubmoss	N
  Deparia acrostichoides (Sw.) M. Kato	Silvery Spleenwort	N
  Desmodium canescens (L.) DC.	Hoary Tick-trefoil	N
  Desmodium glabellum (Michx.) DC.	Dillenius' Tick-trefoil	N
  Desmodium laevigatum (Nutt.) DC.	Smooth Tick-trefoil	N
  Desmodium marilandicum (L.) DC.	Smooth Small-leaf Tick-trefoil, Maryland Tick-trefoil	N
  Desmodium paniculatum (L.) DC. var. paniculatum	Narrow-leaf Tick-trefoil, Panicled-leaf Tick-trefoil	N
  Desmodium perplexum Schub.	Perplexing Tick-trefoil	N
  Desmodium rotundifolium DC.	Round-leaf Tick-trefoil, Prostrate Tick-trefoil	N
  Dianthus armeria L.	Deptford Pink	I
  Dicentra canadensis (Goldie) Walp.	Squirrel Corn	N
  Dicentra cucullaria (L.) Bernh.	Dutchman's Breeches	N
  Dichanthelium aciculare (Desv. ex Poir.) Gould & C.A. Clark	Needle-leaf Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. acuminatum	Woolly Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. fasciculatum (Torr.) Freckmann	Slender-stemmed Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. lindheimeri (Nash) Gould & C.A. Clark	Lindheimer's Panic Grass	N
  Dichanthelium acuminatum complex		N
  Dichanthelium annulum (Ashe) LeBlond	Ringed Panic Grass	N
  Dichanthelium boscii (Poir.) Gould & C.A. Clark	Bosc's Panic Grass	N
  Dichanthelium clandestinum (L.) Gould	Deer-Tongue Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould	Variable Panic Grass, Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. ashei (Pearson ex Ashe) Mohlenbrock	Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. commutatum	Variable Panic Grass	N
  Dichanthelium depauperatum (Muhl.) Gould	Starved Panic Grass	N
  Dichanthelium dichotomum (L.) Gould var. dichotomum	Small-fruited Panic Grass	N
  Dichanthelium dichotomum complex		N
  Dichanthelium laxiflorum (Lam.) Gould	Open-flower Panic Grass	N
  Dichanthelium linearifolium (Scribn.) Gould	Slim-leaf Panic Grass, Linear-leaf Panic Grass	N
  Dichanthelium meridionale (Ashe) Freckmann	Matting Panic Grass	N
  Dichanthelium microcarpon (Muhl. ex Elliott) Mohlenbrock	Branched Panic Grass	N
  Dichanthelium polyanthes (Schultes) Mohlenbrock	Round-seed Panic Grass	N
  Dichanthelium scoparium (Lam.) Gould	Velvet Panic Grass	N
  Dichanthelium scribnerianum (Nash) J.R. Thomas	Scribner's Panic Grass	N
  Dichanthelium sphaerocarpon (Ell.) Gould	Round-fruited Panic Grass	N
  Digitaria filiformis (L.) Koeler var. filiformis	Slender Crabgrass	N
  Digitaria ischaemum (Schreb.) Muhl.	Smooth Crabgrass	I
  Digitaria sanguinalis / ciliaris complex	Hairy Crabgrass, Big Crabgrass, Southern Crabgrass
  Diodia virginiana L.	Virginia Buttonweed	N
  Dioscorea polystachya Turczaninow	Chinese Yam, Cinnamon Vine	I
  Dioscorea villosa L.	Wild Yam	N
  Diospyros virginiana L.	Common Persimmon, American Persimmon	N
  Diplachne fusca (L.) P. Beauv. ex Roem. & Schult. ssp. fascicularis (Lam.). P.M. Peterson & N. Snow	Bearded Sprangletop, Long-awned Sprangletop, Salt-meadow Grass	N
  Dirca palustris L.	Leatherwood	N
  Doellingeria infirma (Michx.) Greene	Cornel-leaved Aster	N
  Draba verna Linnaeus	Whitlow-grass	I
  Dryopteris carthusiana (Vill.) H.P. Fuchs	Spinulose Wood Fern, Toothed Wood Fern	N
  Dryopteris cristata (L.) Gray	Crested Wood Fern, Crested Fern	N
  Dryopteris erythrosora (D.C. Eaton) Kuntze	Japanese Red Shield Fern	I
  Dryopteris goldieana (Hook. ex Goldie) Gray	Goldie's Wood Fern	N
  Dryopteris intermedia (Muhl. ex Willd.) Gray	Evergreen Wood Fern, Fancy Fern	N
  Dryopteris marginalis (L.) Gray	Marginal Wood Fern	N
  Dryopteris ×boottii (Tuckerman) Underwood		N
  Dryopteris ×triploidea Wherry		N
  Dysphania ambrosioides (L.) Mosyakin & Clemants	Mexican Tea, Wormseed, Epazote	I
  Echinochloa crus-galli (L.) Beauv. var. crus-galli	Barnyard Grass	I
  Echinochloa muricata (Beauv.) Fern. var. microstachya Wieg.	Rough Barnyard Grass	N
  Echinochloa muricata (Beauv.) Fern. var. muricata	Rough Barnyard Grass	N
  Echinochloa walteri (Pursh) Heller	Swamp Barnyard Grass, Coast Cockspur Grass	N
  Echium vulgare L.	Viper's Bugloss, Blueweed	I
  Eclipta prostrata (L.) L.	False Daisy, Yerba-de-tajo	N
  Elaeagnus pungens Thunb.	Thorny Olive	I
  Elaeagnus umbellata Thunb.	Autumn Olive	I
  Elatine americana (Pursh) Arnott	American Waterwort	N
  Elatine minima (Nutt.) Fisch. & C.A. Mey.	Small Waterwort	N
  Eleocharis acicularis (L.) Roemer & Schultes	Needle Spikerush	N
  Eleocharis engelmannii Steudel	Engelmann Spikerush	N
  Eleocharis obtusa (Willd.) Schultes	Blunt Spikerush	N
  Eleocharis tenuis (Willd.) Schultes var. tenuis	Slender Spikerush	N
  Elephantopus carolinianus Raeusch.	Carolina Elephant's-foot	N
  Eleusine indica (L.) Gaertn.	Indian Goosegrass, Yard Grass	I
  Eleutherococcus sieboldianus (Makino) Koidz.	Five-leaf Aralia	I
  Ellisia nyctelea (L.) L.	Nyctelea, Waterpod, Aunt Lucy	N
  Elodea canadensis Michx.	Common Waterweed	N
  Elodea nuttallii (Planchon) St. John	Nuttall's Waterweed, Free-flowered Waterweed	N
  Elymus canadensis L. var. canadensis	Nodding Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball	Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. australis (Scribn. & C.R. Ball) J.J.N. Campbell	Hairy Southeastern Wild Rye	N
  Elymus glabriflorus (Vasey ex L.H. Dewey) Scribn. & C.R. Ball var. glabriflorus	Smooth Southeastern Wild Rye	N
  Elymus hystrix L. var. hystrix	Bottlebrush Grass	N
  Elymus macgregorii Brooks & Campbell	Early Wild Rye, MacGregor's Wild Rye	N
  Elymus repens (L.) Gould	Quackgrass, Dog Grass	I
  Elymus riparius Wieg.	Riverbank Wild Rye	N
  Elymus villosus Muhl. ex Willd.	Hairy Wild Rye, Downy Wild Rye	N
  Elymus virginicus L. var. virginicus	Virginia Wild Rye	N
  Epifagus virginiana (L.) W.Barton	Beechdrops	N
  Epigaea repens L.	Trailing Arbutus	N
  Epilobium coloratum Biehler	Purple-leaved Willow-herb	N
  Epipactis helleborine (L.) Crantz	Helleborine	I
  Equisetum arvense L.	Field Horsetail	N
  Eragrostis capillaris (L.) Nees	Lacegrass	N
  Eragrostis frankii C.A. Mey. ex Steud.	Sandbar Lovegrass, Frank's Lovegrass	N
  Eragrostis hirsuta (Michx.) Nees	Big-top Lovegrass	N
  Eragrostis hypnoides (Lam.) B.S.P.	Creeping Lovegrass	N
  Eragrostis pilosa (L.) Beauv. var. pilosa	India Lovegrass	I
  Eragrostis spectabilis (Pursh) Steud.	Purple Lovegrass, Tumblegrass	N
  Erechtites hieraciifolius (L.) Raf. ex DC.	Fireweed, Pilewort, American Burnweed	N
  Erianthus giganteus (Walt.) P. Beauv.	Giant Plumegrass, Sugarcane Plumegrass	N
  Erigeron annuus (L.) Pers.	Annual Fleabane	N
  Erigeron canadensis L.	Horseweed, Common Horseweed	N
  Erigeron philadelphicus L. var. philadelphicus	Philadelphia Fleabane	N
  Erigeron pulchellus Michx. var. pulchellus	Robin's Plantain	N
  Erigeron strigosus Muhl. ex Willd. var. strigosus	Daisy Fleabane	N
  Eriocaulon parkeri B.L.Robinson	Parker's Pipewort	N
  Eriochloa contracta A.S. Hitchc.	Prairie Cupgrass	I
  Erodium cicutarium (L.) L'Her. ex Ait.	Common Storksbill, Heron's-bill, Red-stem Filaree, Alfileria	I
  Eryngium aquaticum L. var. aquaticum	Rattlesnake-master, Marsh Eryngo	N
  Erysimum cheiranthoides Linnaeus	Wormseed Wallflower	I
  Erythronium albidum Nutt.	White Trout Lily	N
  Erythronium americanum Ker-Gawl. ssp. americanum	Yellow Trout Lily, American Trout Lily	N
  Eubotrys racemosus (L.) Nutt.	Fetterbush, Swamp Dog-hobble	N
  Euonymus americanus L.	Strawberry-bush, American Strawberry-bush, Heart's-a-bustin'	N
  Euonymus atropurpureus Jacq.	Eastern Wahoo	N
  Euonymus europaeus L.	European Spindle Tree	I
  Euonymus fortunei (Turcz.) Hand.-Maz.	Winter Creeper, Climbing Euonymus	I
  Euonymus kiautschovicus Loes.	Spreading Euonymus	I
  Eupatorium altissimum L.	Tall Thoroughwort	N
  Eupatorium capillifolium (Lam.) Small	Dog-fennel	N
  Eupatorium godfreyanum Cronq.	Godfrey's Thoroughwort	N
  Eupatorium hyssopifolium L.	Hyssop-leaf Thoroughwort	N
  Eupatorium perfoliatum L.	Boneset, Common Boneset	N
  Eupatorium pilosum Walt.	Vervain Thoroughwort, Rough Boneset	N
  Eupatorium pubescens Muhl. ex Willd.	Hairy Thoroughwort, Hairy Boneset	N
  Eupatorium saltuense Fern.	Pasture Thoroughwort	N
  Eupatorium serotinum Michx.	Late Thoroughwort	N
  Eupatorium sessilifolium L.	Upland Boneset	N
  Eupatorium torreyanum Short and Peter	Torrey's Thoroughwort	N
  Euphorbia commutata Engelm.	Wood Spurge, Tinted Woodland Spurge	N
  Euphorbia corollata L.	Flowering Spurge	N
  Euphorbia cyparissias L.	Cypress Spurge	I
  Euphorbia ipecacuanhae L.	American Ipepac, Wild Ipepac	N
  Euphorbia maculata L.	Spotted Spurge, Milk-purslane	N
  Euphorbia nutans Lagasca y Segura	Nodding Spurge, Eyebane	N
  Eurybia divaricata (L.) Nesom	White Wood Aster	N
  Eurybia schreberi (Nees) Nees	Schreber's Aster	N
  Euthamia lanceolata (L.) Nesom	Hairy Grass-leaved Goldenrod	N
  Eutrochium fistulosum (Barratt) E.E. Lamont	Hollow Joe-pye-weed	N
  Eutrochium purpureum (Linnaeus) E.E. Lamont var. purpureum	Sweet-scented Joe-pye-weed, Sweet Joe-pye-weed, Purple Joe-pye-weed	N
  Fagus grandifolia Ehrhart	American Beech	N
  Fallopia scandens (L.) Holub	Climbing False Buckwheat	N
  Fatoua villosa (Thunb.) Nakai	Mulberry-weed, Hairy Crabweed	I
  Festuca rubra L.	Red Fescue	N
  Festuca subverticillata (Pers.) Alexeev	Nodding Fescue	N
  Festuca trachyphylla (Hackell) Krajina	Hard Fescue	I
  Ficaria verna Hudson	Lesser Celandine	I
  Fimbristylis autumnalis (L.) R. & S.	Slender Fimbry	N
  Firmiana simplex (L.) W. Wight	Chinese Parasol Tree	I
  Fragaria virginiana Duchesne	Wild Strawberry	N
  Fraxinus americana L.	White Ash	N
  Fraxinus pennsylvanica Marshall	Green Ash, Red Ash	N
  Fraxinus profunda (Bush) Bush	Pumpkin Ash	N
  Fuirena squarrosa Michaux	Hairy Umbrella-sedge	N
  Galinsoga quadriradiata Ruiz & Pavon	Fringed Quickweed, Hairy Galinsoga, Shaggy Soldier	I
  Galium aparine L.	Cleavers	N
  Galium circaezans Michx.	Forest Bedstraw	N
  Galium mollugo L.	Smooth Bedstraw, Hedge Bedstraw	I
  Galium pedemontanum (Bellardi) Allioni	Piedmont Bedstraw	I
  Galium pilosum Ait.	Hairy Bedstraw	N
  Galium tinctorium L.	Three-lobed Bedstraw	N
  Galium triflorum Michx.	Sweet-scented Bedstraw	N
  Galium verum L.	Yellow Bedstraw	I
  Gamochaeta purpurea (L.) Cabrera	Purple Cudweed, Purple Everlasting	N
  Gaylussacia baccata (Wangenh.) K. Koch	Black Huckleberry	N
  Gaylussacia frondosa (L.) Torr. & Gray ex Torr.	Dangleberry	N
  Gentiana villosa L.	Striped Gentian	N
  Geranium carolinianum L.	Carolina Geranium, Carolina Cranesbill	N
  Geranium columbinum L.	Long-stalk Cranesbill	I
  Geranium maculatum L.	Wild Geranium	N
  Geum aleppicum Jacquin	Yellow Avens	N
  Geum canadense Jacquin	White Avens	N
  Geum vernum (Raf.) Torr. & Gray	Spring Avens
  Gillenia trifoliata (L.) Moench	Bowman's-root, Mountain Indian-physic	N
  Glechoma hederacea L.	Gill-over-the-ground, Ground-ivy	I
  Gleditsia triacanthos L.	Honey Locust
  Glyceria grandis S. Wats. var. grandis	American Mannagrass	N
  Goodyera pubescens (Willd.) R.Br. ex Aiton f.	Downy Rattlesnake-plantain	N
  Gratiola neglecta Torr.	Clammy Hedge-hyssop	N
  Gratiola virginiana L. var. virginiana	Round-fruit Hedge-hyssop	N
  Gratiola viscidula Pennell	Short's Hedge-hyssop	N
  Hackelia virginiana (L.) I.M.Johnston	Virginia Stickseed	N
  Hamamelis virginiana L. var. virginiana	Witch Hazel	N
  Hasteola suaveolens (L.) Pojarkova	Sweet-scented Indian-plantain	N
  Hedeoma pulegioides (L.) Pers.	American Pennyroyal	N
  Hedera helix L.	English Ivy, Common Ivy	I
  Helenium autumnale L.	Common Sneezeweed, Autumn Sneezeweed	N
  Helianthus angustifolius L.	Narrow-leaved Sunflower	N
  Helianthus annuus L.	Common Sunflower	I
  Helianthus decapetalus L.	Thin-leaved Sunflower	N
  Helianthus divaricatus L.	Woodland Sunflower	N
  Helianthus giganteus L.	Tall Sunflower, Giant Sunflower	N
  Helianthus occidentalis Riddell ssp. occidentalis	Western Sunflower	N
  Helianthus strumosus L.	Pale-leaved Sunflower	N
  Helianthus tuberosus L.	Jerusalem Artichoke	I
  Heliopsis helianthoides (L.) Sweet var. helianthoides	Oxeye, Smooth Oxeye	N
  Helleborus orientalis Lam.	Lenten-rose	I
  Hemerocallis fulva (L.) L.	Orange Day-lily, Tiger-lily	I
  Hepatica americana (DC.) Ker-Gawl.	Round-lobed Hepatica, Round-lobed Liverleaf	N
  Heteranthera dubia (Jacquin) MacMillan	Water Stargrass	N
  Heteranthera reniformis Ruiz & Pavon	Mud Plantain, Kidneyleaf Mud Plantain	N
  Hexasepalum teres (Walter) J.H. Kirkbride	Common Buttonweed, Rough Buttonweed	N
  Hibiscus laevis Allioni	Halberd-leaf Rose-mallow, Smooth Rose-mallow	N
  Hibiscus syriacus L.	Rose-of-Sharon, Althaea	I
  Hibiscus trionum L.	Flower-of-an-hour	I
  Hieracium gronovii L.	Hairy Hawkweed	N
  Hieracium paniculatum L.	Panicled Hawkweed, Alleghany Hawkweed	N
  Hieracium venosum L.	Rattlesnake Weed	N
  Holcus lanatus L.	Common Velvet Grass	I
  Holosteum umbellatum L. ssp. umbellatum	Jagged Chickweed	I
  Homalosorus pycnocarpos (Spreng.) Pichi-Sermolli	Glade Fern	N
  Hordeum pusillum Nutt.	Little Barley	N
  Houstonia caerulea L.	Common Bluets, Azur Bluets, Quaker Ladies	N
  Houstonia purpurea L.	Summer Bluets	N
  Humulus japonicus Sieb. & Zucc.	Japanese Hops	I
  Huperzia lucidula (Michx.) Trevisan	Shining Clubmoss, Shining Firmoss	N
  Hydrangea arborescens L.	Wild Hydrangea, Smooth Hydrangea	N
  Hydrocotyle ranunculoides L. f.	Swamp Water-pennywort, Floating Marsh-pennywort	N
  Hydrocotyle sibthorpioides Lam.	Lawn Water-pennywort	I
  Hydrocotyle verticillata Thunb.	Whorled Marsh-pennywort	N
  Hydrophyllum canadense L.	Canada Waterleaf	N
  Hylodesmum glutinosum (Muhl. ex Willld.) H. Ohashi & R.R. Mill	Pointed-leaf Tick-trefoil	N
  Hylodesmum nudiflorum (L.) H. Ohashi & R.R. Mill	Naked-Flowered Tick-trefoil	N
  Hypericum gentianoides (L.) B.S.P.	Pineweed, Orange-grass	N
  Hypericum mutilum L.	Dwarf St. John's-wort	N
  Hypericum perforatum L.	Common St. John's-wort	I
  Hypericum punctatum Lam.	Spotted St. John's-wort	N
  Hypericum stragulum P. Adams & Robson	Low St. Andrew's Cross	N
  Hypochaeris radicata L.	Spotted Cat's-ear	I
  Hypoxis hirsuta (L.) Coville	Eastern Yellow Stargrass	N
  Ilex cornuta Lindley	Chinese Holly, Burford Holly	I
  Ilex crenata Thunberg	Japanese Holly	I
  Ilex opaca Aiton var. opaca	American Holly	N
  Ilex verticillata (L.) Gray	Winterberry	N
  Impatiens capensis Meerburg	Orange Jewelweed, Spotted Jewelweed	N
  Impatiens pallida Nuttall	Yellow Jewelweed, Pale Jewelweed	N
  Ionactis linariifolia (L.) Greene	Stiff-leaved Aster	N
  Ipomoea hederacea Jacq.	Ivy-leaf Morning Glory	I
  Ipomoea lacunosa L.	Small White Morning Glory	N
  Ipomoea pandurata (L.) G.F.W. Mey.	Wild Potato-vine, Manroot, Man-of-the-earth	N
  Iris domestica (Linnaeus) Goldblatt & Mabberley	Blackberry-lily	I
  Iris pseudacorus L.	Yellow Iris, Yellow Flag	I
  Iris versicolor L.	Larger Blue Flag, Northern Blue Flag	N
  Isoetes riparia Engelm. ex A. Braun	Shore Quillwort	N
  Isotria verticillata (Muhl. ex Willd.) Raf.	Large Whorled Pogonia	N
  Itea virginica L.	Virginia-willow, Virginia Sweetspire	N
  Juglans nigra L.	Black Walnut	N
  Juncus acuminatus Michx.	Sharp-fruited Rush	N
  Juncus biflorus Ell.	Large Grass-leaved Rush	N
  Juncus bufonius L.	Toad Rush	N
  Juncus dichotomus Ell.	Forked Rush	N
  Juncus effusus L. var. solutus Fernald & Wiegand	Common Rush, Soft Rush	N
  Juncus longii Fern.	Long's Rush	N
  Juncus marginatus Rostk.	Grass-leaved Rush	N
  Juncus scirpoides Lam. var. scirpoides	Needle-pod Rush, Lobe-headed Rush	N
  Juncus secundus Beauv. ex Poir.	Secund Rush, Lopsided Rush	N
  Juncus subcaudatus (Engelm.) Coville & Blake	Short-tailed Rush	N
  Juncus tenuis Willd.	Path Rush, Slender Rush, Poverty Rush	N
  Juniperus virginiana L. var. virginiana	Eastern Redcedar	N
  Kalmia latifolia L.	Mountain Laurel, Ivy	N
  Kalopanax septemlobus (Thunb. ex A. Murr.) Koidz.	Castor Aralia, Prickly Castor Oil Tree	I
  Kellochloa verrucosa (Muhl.) Lizarazu, M.V. Nicola, & Scataglini	Warty Panic Grass	N
  Kickxia elatine (L.) Dumort.	Sharp-leaf Cancerwort	I
  Koelreuteria paniculata Laxmann	Golden Rain Tree	I
  Krigia dandelion (L.) Nutt.	Potato Dwarf-dandelion	N
  Krigia virginica (L.) Willd.	Dwarf-dandelion, Virginia Dwarf-dandelion	N
  Kummerowia stipulacea (Maxim.) Makino	Korean-clover	I
  Kummerowia striata (Thunb.) Schindl.	Japanese-clover	I
  Lactuca biennis (Moench) Fern.	Tall Blue Lettuce	N
  Lactuca canadensis L.	Wild Lettuce	N
  Lactuca floridana (L.) Gaertn.	Florida Blue Lettuce, Woodland Lettuce	N
  Lactuca serriola L.	Prickly Lettuce	I
  Lagerstroemia indica L.	Crepe-myrtle	I
  Lamium amplexicaule L. var. amplexicaule	Henbit, Henbit Dead-nettle	I
  Lamium galeobdolon (L.) L.	Yellow Archangel	I
  Lamium purpureum L.	Red Dead-nettle, Purple Dead-nettle	I
  Laportea canadensis (L.) Weddell	Wood Nettle	N
  Lathyrus latifolius L.	Everlasting Pea, Perennial Sweet Pea	I
  Lechea pulchella Raf.	Leggett's Pinweed	N
  Lechea racemulosa Michx.	Common Pinweed, Illinois Pinweed	N
  Leersia oryzoides (L.) Sw.	Rice Cutgrass	N
  Leersia virginica Willd.	White Grass, White Cutgrass, Virginia Cutgrass	N
  Lemna valdiviana Phil.	Pale Duckweed	N
  Lepidium campestre (Linnaeus) R. Brown	Field Pepperweed, Field Peppergrass, Cow Cress	I
  Lepidium densiflorum Schrad.	Common Pepperweed, Prairie Peppergrass, Green-flowered Peppergrass	I
  Lepidium ruderale Linnaeus	Narrowleaf Pepperwort	I
  Lepidium virginicum L. var. virginicum	Virginia Pepperweed, Virginia Peppergrass, Common Peppergrass, Poor Man's Pepper	N
  Lespedeza cuneata (Dum.-Cours.) G. Don	Sericea Lespedeza, Chinese Lespedeza	I
  Lespedeza hirta (L.) Hornemann var. hirta	Hairy Lespedeza, Hairy Bush-clover	N
  Lespedeza procumbens Michx.	Trailing Lespedeza, Trailing Bush-clover	N
  Lespedeza repens (L.) W. Bart.	Creeping Lespedeza, Creeping Bush-clover	N
  Lespedeza virginica (L.) Britt.	Slender Lespedeza, Slender Bush-clover	N
  Leucanthemum vulgare Lam.	Oxeye Daisy	I
  Liatris pilosa (Aiton) Willd.	Grass-leaf Blazing Star, Grass-leaf Gayfeather	N
  Liatris spicata (L.) Willd.	Dense Blazing Star	N
  Liatris squarrosa (L.) Michx. var. squarrosa	Scaly Blazing Star	N
  Ligustrum japonicum Thunb.	Japanese Privet	I
  Ligustrum obtusifolium Sieb. & Zucc. var. obtusifolium	Border Privet	I
  Ligustrum sinense Louriere	Chinese Privet	I
  Linaria canadensis (L.) Dumont	Blue Toadflax, Canada Toadflax	N
  Linaria vulgaris P. Mill.	Butter-and-eggs, Yellow Toadflax	I
  Lindera benzoin (L.) Blume	Spicebush	N
  Lindernia anagallidea (Michx.) Pennell	Long-stalked False Pimpernel	N
  Lindernia dubia (L.) Pennell var. dubia	False Pimpernel, Yellow-seed False Pimpernel	N
  Linum intercursum Bickn.	Sandplain Flax	N
  Linum medium (Planch.) Britton var. texanum (Planch.) Fern.	Stiff Yellow Flax, Common Yellow Flax	N
  Linum striatum Walt.	Ridged Yellow Flax	N
  Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl.	Lily-leaved Twayblade, Large Twayblade	N
  Liquidambar styraciflua L.	Sweetgum	N
  Liriodendron tulipifera L.	Tulip-Poplar, Yellow Poplar, Tuliptree	N
  Liriope muscari (Dcne.) Bailey	Big Blue Lilyturf	I
  Liriope spicata Lour.	Creeping Lilyturf	I
  Lobelia cardinalis L.	Cardinal Flower	N
  Lobelia inflata L.	Indian Tobacco	N
  Lobelia puberula Michaux	Downy Lobelia	N
  Lobelia siphilitica L.	Great Blue Lobelia	N
  Lobelia spicata Lam.	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. scaposa McVaugh	Pale-spike Lobelia	N
  Lolium arundinaceum (Schreb.) Darbysh.	Tall Fescue, Alta Fescue	I
  Lolium perenne L.	Rye Grass	I
  Lolium perenne L. var. aristatum Willd.	Italian Rye Grass, Annual Rye Grass	I
  Lolium perenne L. var. perenne	English Rye Grass, Perennial Rye Grass	I
  Lonicera japonica Thunb.	Japanese Honeysuckle	I
  Lonicera maackii (Rupr.) Maximowicz var. maackii	Amur Honeysuckle	I
  Lonicera morrowii Gray	Morrow's Honeysuckle	I
  Lonicera sempervirens L.	Trumpet Honeysuckle, Coral Honeysuckle	N
  Lonicera standishii Jacq.	Standish's Honeysuckle	I
  Lorinseria areolata (L.) Presl	Netted Chain Fern	N
  Ludwigia alternifolia L.	Seedbox, Alternate-leaved Seedbox	N
  Ludwigia decurrens Walter	Wing-leaved Primrose-willow, Winged Water-primrose	N
  Lunaria annua Linnaeus	Annual Honesty, Money Plant, Silver-dollar	I
  Lupinus perennis L.	Sundial Lupine	N
  Luzula bulbosa (Wood) Smyth & Smyth	Bulbous Woodrush	N
  Luzula echinata (Small) F.J. Hermann	Spreading Woodrush	N
  Luzula multiflora (Ehrhart) Lejeune var. multiflora	Common Woodrush	N
  Lycium barbarum L.	Common Matrimony-vine, Wolfberry, Goji Berry	I
  Lycopodiella alopecuroides (L.) Cranfill	Foxtail Clubmoss	N
  Lycopodiella appressa (Chapman) Cranfill	Southern Bog Clubmoss	N
  Lycopus americanus Muhl. ex W. Bart.	American Bugleweed	N
  Lycopus virginicus L.	Virginia Bugleweed, Virginia Water Horehound	N
  Lyonia ligustrina (L.) DC. var. ligustrina	Maleberry, He-Huckleberry	N
  Lyonia mariana (L.) D. Don	Staggerbush	N
  Lysimachia quadrifolia L.	Whorled Loosestrife	N
  Lysimachia terrestris (L.) B.S.P.	Swamp Loosestrife, Bog Loosestrife, Swamp Candles	N
  Lythrum salicaria L.	Purple Loosestrife	I
  Maclura pomifera (Raf.) Schneid.	Osage Orange, Hedge Apple, Bois-d'arc	I
  Magnolia grandiflora L.	Southern Magnolia, Bull-bay	I
  Magnolia macrophylla Michx.	Bigleaf Magnolia	N
  Magnolia virginiana L.	Sweetbay, Sweetbay Magnolia, Swamp Magnolia	N
  Mahonia bealei (Fortune) Carr.	Leatherleaf Mahonia, Chinese Mahonia, Holly-grape	I
  Maianthemum canadense Desf.	Canada Mayflower, False Lily-of-the-valley	N
  Maianthemum racemosum (L.) Link	Eastern Solomon's-plume, False Solomon's-seal	N
  Maianthemum stellatum (L.) Link	Starry Solomon's-plume, Starry False Solomon's-seal	N
  Malus coronaria (L.) P. Mill.	Sweet Crabapple	N
  Malus domestica (Suckow) Borkh.	Common Apple	I
  Malus floribunda Sieb. ex Van Houtte	Japanese Flowering Crabapple	I
  Malva neglecta Wallroth	Common Mallow, Cheeses	I
  Matricaria chamomilla L.	German Chamomile	I
  Matricaria discoidea DC.	Pineapple Weed, Rayless Chamomile	I
  Matteuccia struthiopteris (L.) Todaro var. pensylvanica (Willd.) C.V. Morton	Ostrich Fern	N
  Mazus pumilus (Burm. f.) Steenis	White-flowered Mazus, Japanese Mazus	I
  Medeola virginiana L.	Indian Cucumber-root	N
  Medicago lupulina L.	Black Medick	I
  Medicago sativa L.	Alfalfa, Lucerne	I
  Melanthium hybridum Walter	Crisped Bunchflower, Broadleaf Bunchflower	N
  Melanthium virginicum L.	Bog Bunchflower, Virginia Bunchflower	N
  Melica mutica Walt.	Two-flower Melic	N
  Melilotus albus Medikus	White Sweet-clover	I
  Melilotus officinalis (L.) Lam.	Yellow Sweet-clover	I
  Melothria pendula L.	Melonette, Creeping Cucumber, Guadeloupe Cucumber	N
  Menispermum canadense L.	Canada Moonseed, Common Moonseed, Yellow Parilla	N
  Mentha canadensis L.	Canada Mint, Wild Mint	N
  Mentha spicata L.	Spearmint	I
  Mentha ×piperita L.	Peppermint	I
  Mertensia virginica (L.) Pers. ex Link	Virginia Bluebells, Virginia Cowslip	N
  Micranthes virginiensis (Michaux) Small	Early Saxifrage	N
  Microstegium vimineum (Trin.) A. Camus	Japanese Stiltgrass, Nepalese Brown-top, Japanese Grass	I
  Mikania scandens (L.) Willd.	Climbing Hempweed	N
  Mimulus alatus Aiton	Winged Monkeyflower	N
  Mimulus ringens L. var. ringens	Square-stemmed Monkeyflower, Allegheny Monkeyflower	N
  Miscanthus sinensis Anderss.	Chinese Silvergrass, Eulalia, Maiden Grass	I
  Mitchella repens L.	Partridge-berry	N
  Moeroris tenella (Roxburgh) R.W. Bouman	Mascarene Island Leaf-flower	I
  Mollugo verticillata L.	Carpetweed, Green Carpetweed, Indian Chickweed	I
  Monarda clinopodia L.	White Bergamot, Basil Beebalm	N
  Monarda didyma L.	Scarlet Beebalm, Oswego Tea	N
  Monarda fistulosa L.	Wild Bergamot	N
  Monarda punctata L. var. punctata	Horsemint, Spotted Beebalm	N
  Monotropa uniflora L.	Indian Pipe	N
  Morus alba L.	White Mulberry	I
  Morus rubra L.	Red Mulberry	N
  Muhlenbergia frondosa (Poir.) Fern.	Smooth Wirestem Muhly	N
  Muhlenbergia schreberi J.F. Gmel.	Nimblewill	N
  Muhlenbergia sobolifera (Muhl. ex Willd.) Trin.	Rock Muhly, Cliff Muhly	N
  Muhlenbergia sylvatica (Torr.) Torr. ex Gray	Woodland Muhly	N
  Muscadinia rotundifolia (Michx.) Small var. rotundifolia	Muscadine Grape, Scuppernong	N
  Muscari neglectum Guss. ex Ten.	Grape-hyacinth	I
  Myosotis laxa Lehm. ssp. laxa	Smaller Forget-me-not, Tufted Forget-me-not	N
  Myosotis stricta Link ex Roemer & J.A.Schultes	Small-flowered Forget-me-not, Blue Scorpion-grass	I
  Myriopteris lanosa (Michaux) Grusz & Windham	Hairy Lip Fern	N
  Nabalus serpentarius (Pursh) Hooker	Lion's foot, Cankerweed	N
  Najas canadensis Michx.	Canada Naiad	N
  Nandina domestica Thunberg	Nandina, Heavenly Bamboo, Sacred-bamboo	I
  Nanopanax trifolius (L.) A. Haines	Dwarf Ginseng	N
  Nasturtium officinale R. Brown	Watercress	I
  Nuphar advena (Ait.) Ait.f.	Yellow Pond-lily, Common Spatterdock	N
  Nyssa sylvatica Marshall	Black Gum, Sour Gum	N
  Obolaria virginica L.	Pennywort	N
  Oenanthe javanica (Blume) DC	Water Celery, Java Water Dropwort	I
  Oenothera biennis L.	Common Evening-primrose	N
  Oenothera fruticosa L.	Narrow-leaf Sundrops, Southern Sundrops	N
  Oenothera gaura W.L. Wagner & Hoch	Biennial Gaura, Northeastern Gaura	N
  Oenothera laciniata Hill	Cutleaf Evening-primrose	N
  Oenothera tetragona Roth	Sundrops	N
  Onoclea sensibilis L.	Sensitive Fern, Bead Fern	N
  Oplismenus undulatifolius (Ard.) P. Beauv.	Wavyleaf Basketgrass, Wavyleaf Grass	I
  Ornithogalum umbellatum L.	Common Star-of-Bethlehem	I
  Orobanche minor J.E. Smith	Common Broomrape, Lesser Broomrape, Small Broomrape	I
  Orontium aquaticum L.	Golden Club	N
  Osmanthus heterophyllus D. Don	Holly Osmanthus	I
  Osmorhiza claytonii (Michx.) C.B. Clarke	Sweet Cicely	N
  Osmorhiza longistylis (Torr.) DC.	Aniseroot	N
  Osmunda spectabilis Willd.	Royal Fern	N
  Osmundastrum cinnamomeum (L.) C. Presl var. cinnamomeum	Cinnamon Fern	N
  Ostrya virginiana (P.Mill.) K.Koch	Hop-hornbeam, Eastern Hop-hornbeam, Ironwood	N
  Oxalis corniculata L.	Creeping Wood-sorrel
  Oxalis dillenii Jacquin	Southern Yellow Wood-sorrel	N
  Oxalis florida Salisbury	Slender Yellow Wood-sorrel	N
  Oxalis stricta L.	Common Yellow Wood-sorrel	N
  Oxalis violacea L.	Violet Wood-sorrel	N
  Oxypolis rigidior (L.) Raf.	Cowbane, Stiff Cowbane	N
  Pachysandra terminalis Sieb. & Zucc.	Pachysandra, Japanese-spurge	I
  Packera anonyma (Wood) W.A. Weber & A. Love	Small's Ragwort	N
  Packera aurea (L.) A. & D. Love	Golden Ragwort, Heartleaf Ragwort	N
  Panicum capillare L. ssp. capillare	Witch Grass	N
  Panicum dichotomiflorum Michx. var. dichotomiflorum	Spreading Panic Grass, Fall Panic Grass	N
  Panicum flexile (Gattinger) Scribn.	Wiry Panic Grass	N
  Panicum miliaceum L. ssp. miliaceum	Broomcorn Millet, Hog Millet	I
  Panicum philadelphicum Bernh. ex Trin. ssp. philadelphicum	Philadelphia Panic Grass	N
  Panicum virgatum L.	Switchgrass	N
  Panicum virgatum L. var. virgatum	Switchgrass	N
  Parietaria pensylvanica Muhl. ex Willd.	Pennsylvania Pellitory, Rock Pellitory	N
  Paronychia canadensis (L.) Wood	Smooth Forked Nailwort	N
  Paronychia fastigiata (Raf.) Fern.	Hairy Forked Nailwort	N
  Paronychia virginica Spreng. var. virginica	Yellow Nailwort	N
  Parthenocissus quinquefolia (L.) Planch.	Virginia-creeper	N
  Parthenocissus tricuspidata (Sieb. & Zucc.) Planch.	Boston-ivy	I
  Paspalum dilatatum Poir.	Dallis Grass	I
  Paspalum laeve Michx.	Field Paspalum	N
  Paspalum setaceum Michx.	Thin Paspalum, Slender Paspalum	N
  Paspalum setaceum Michx. var. mühlenbergii (Nash) Fern.	Muhlenberg's Slender Paspalum	N
  Passiflora incarnata L.	Purple Passionflower, Maypop	N
  Passiflora lutea L.	Yellow Passionflower	N
  Pastinaca sativa L.	Wild Parsnip	I
  Paulownia tomentosa (Thunb.) Steud.	Royal Paulownia, Princess Tree, Empress Tree	I
  Peltandra virginica (L.) Schott	Arrow-arum, Tuckahoe	N
  Penthorum sedoides L.	Ditch Stonecrop	N
  Perilla frutescens (L.) Britt.	Perilla, Beefsteak Plant	I
  Persicaria amphibia (L.) Gray	Water Smartweed	N
  Persicaria arifolia (L.) Haraldson	Halberd-leaf Tearthumb	N
  Persicaria filiformis (Thunb.) Nakai	Japanese Jumpseed	I
  Persicaria lapathifolia (L.) Gray	Dock-leaf Smartweed, Pale Smartweed	N
  Persicaria longiseta (Bruijn) Kitagawa	Long-bristled Smartweed, Bristly Lady's-Thumb	I
  Persicaria orientalis (L.) Spach	Kiss-me-over-the-garden-gate, Prince's-feather, Prince's-plume	I
  Persicaria pensylvanica (L.) M. Gomez	Pennsylvania Smartweed, Pinkweed	N
  Persicaria perfoliata (L.) H. Gross	Mile-a-minute Weed, Mile-a-minute Vine, Asiatic Tearthumb	I
  Persicaria punctata (Ell.) Small	Dotted Smartweed	N
  Persicaria sagittata (L.) H. Gross ex Nakai	Arrow-leaf Tearthumb	N
  Persicaria virginiana (L.) Gaertn.	Virginia Knotweed, Jumpseed	N
  Petunia ×atkinsiana Loudon		I
  Phacelia covillei S. Wats. ex A. Gray	Coville’s Phacelia	N
  Phacelia dubia (L.) Trel. var. dubia	Appalachian Phacelia	N
  Phacelia purshii Buckl.	Miami-mist	N
  Phalaris arundinacea L.	Reed Canary Grass, Ribbon Grass
  Phaseolus polystachios (L.) BSP	Wild Bean, Thicket Bean	N
  Phegopteris hexagonoptera (Michx.) Fee	Broad Beech Fern	N
  Phleum pratense L.	Timothy	I
  Phlox divaricata L.	Wild Blue Phlox, Woodland Phlox	N
  Phlox maculata L.	Meadow Phlox, Wild Sweet-william	N
  Phlox paniculata L.	Fall Phlox, Garden Phlox	N
  Phragmites australis (Cav.) Trin. ex Steud.	Common Reed	I
  Phryma leptostachya L.	Lopseed, American Lopseed	N
  Phyllanthus caroliniensis Walt. ssp. caroliniensis	Carolina Leaf-flower	N
  Phyllostachys aureosulcata McClure	Yellowgroove Bamboo	I
  Physalis longifolia Nuttall var. subglabrata (Mackenzie & Bush) Cronq.	Longleaf Ground-cherry	N
  Physalis pubescens L.	Downy Ground-cherry	N
  Physocarpus opulifolius (L.) Maxim. var. opulifolius	Common Ninebark, Eastern Ninebark	N
  Physostegia virginiana (L.) Benth.	Obedient-plant	N
  Phytolacca americana L. var. americana	Common Pokeweed	N
  Pilea pumila (L.) Gray	Clearweed, Greenfruit Clearweed	N
  Pilosella piloselloides (Villars) Soják	Tall Hawkweed	I
  Pinus rigida Miller	Pitch Pine	N
  Pinus virginiana Miller	Virginia Pine, Scrub Pine	N
  Plantago aristata Michxaux	Bracted Plantain, Large-bracted Plantain	I
  Plantago lanceolata L.	English Plantain, Rib-grass	I
  Plantago major L.	Common Plantain	I
  Plantago rugelii Dcne.	American Plantain, Broad-leaved Plantain, Blackseed Plantain	N
  Plantago virginica L.	Virginia Plantain, Paleseed Plantain	N
  Platanthera ciliaris (L.) Lindl.	Yellow Fringed Orchid	N
  Platanthera clavellata (Michx.) Luer	Small Green Wood Orchid	N
  Platanthera lacera (Michx.) G. Don	Ragged Fringed Orchid, Green Fringed Orchid	N
  Platanthera peramoena (Gray) Gray	Purple Fringeless Orchid, Purple Spire Orchid	N
  Platanus occidentalis L.	Sycamore, American Sycamore	N
  Poa annua L.	Annual Bluegrass	I
  Poa autumnalis Muhl. ex Ell.	Autumn Bluegrass	N
  Poa bulbosa L. ssp. vivipara (Koel.) Arcang.	Bulbous Bluegrass	I
  Poa chapmaniana Scribn.	Chapman's Bluegrass	N
  Poa compressa L.	Flat-stemmed Bluegrass	I
  Poa cuspidata Nutt.	Early Bluegrass, Short-leaved Bluegrass	N
  Poa palustris L.	Fowl Bluegrass	N
  Poa pratensis L.	Kentucky Bluegrass	I
  Poa sylvestris Gray	Woodland Bluegrass	N
  Poa trivialis L. ssp. trivialis	Rough Bluegrass	I
  Podophyllum peltatum L.	Mayapple	N
  Polygonatum biflorum (Walt.) Ell.	Solomon's-seal	N
  Polygonum aviculare L.	Prostrate Knotweed, Knotgrass	I
  Polymnia canadensis L.	White-flowered Leafcup	N
  Polypodium virginianum L.	Common Rock Polypody, Common Rockcap Fern	N
  Polystichum acrostichoides (Michx.) Schott	Christmas Fern	N
  Pontederia cordata L. var. cordata	Pickerelweed	N
  Populus alba L.	White Poplar, Silver Poplar	I
  Populus deltoides Bartram ex Marshall ssp. deltoides	Eastern Cottonwood	N
  Populus grandidentata Michx.	Bigtooth Aspen	N
  Portulaca oleracea L.	Common Purslane, Garden Purslane	I
  Potamogeton amplifolius Tuckerman	Bigleaf Pondweed, Large-leaf Pondweed	N
  Potamogeton crispus L.	Curled Pondweed, Curly Pondweed	I
  Potamogeton epihydrus Raf.	Ribbonleaf Pondweed	N
  Potamogeton illinoensis Morong	Illinois pondweed	N
  Potamogeton nodosus L.	Longleaf Pondweed, American Pondweed	N
  Potamogeton perfoliatus L.	Clasping-leaf Pondweed, Perfoliate Pondweed	N
  Potamogeton pusillus L.	Small Pondweed	N
  Potamogeton zosteriformis Fernald	Flatstem Pondweed	N
  Potentilla canadensis L.	Dwarf Cinquefoil, Canada Cinquefoil	N
  Potentilla indica (Andr.) T. Wolf	Indian-strawberry	I
  Potentilla recta L.	Sulphur Cinquefoil, Rough-fruited Cinquefoil	I
  Potentilla simplex Michx.	Common Cinquefoil	N
  Pourthiaea villosa (Thunb.) Decaisne	Smooth Oriental Photinia	I
  Proboscidea louisianica (P. Miller) Thellung	Unicorn-plant, Devil's-claw	I
  Prunella vulgaris L.	Self-heal, Heal-all	N
  Prunus avium (L.) L.	Sweet Cherry, Bird Cherry	I
  Prunus mahaleb L.	Mahaleb Cherry, Rock Cherry, Perfumed Cherry	I
  Prunus persica (L.) Batsch	Peach	I
  Prunus serotina Ehrhart ssp. serotina	Black Cherry, Wild Black Cherry	N
  Prunus subhirtella Miq.	Spring Cherry, Higan Cherry, Winter-flowering Cherry	I
  Prunus virginiana L. var. virginiana	Choke Cherry	N
  Pseudognaphalium micradenium (Weatherby) Nesom	Small Rabbit Tobacco, Delicate Rabbit Tobacco	N
  Pseudognaphalium obtusifolium (L.) Hilliard & Burtt	Sweet Everlasting, Catfoot, Rabbit Tobacco	N
  Ptelea trifoliata L. var. trifoliata	Hop-tree, Wafer-ash	N
  Pteridium aquilinum (L.) Kuhn	Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. latiusculum (Desv.) Hulten	Eastern Bracken Fern	N
  Ptilimnium capillaceum (Michx.) Raf.	Mock Bishop's-weed	N
  Pueraria montana (Loureiro) Merritt var. lobata (Willd.) Maesen & S. Almeida	Kudzu	I
  Pycnanthemum clinopodioides Torr. & Gray	Basil Mountain-mint	N
  Pycnanthemum tenuifolium Schrad.	Narrow-leaf Mountain-mint, Slender Mountain-mint	N
  Pycnanthemum torreyi Benth.	Torrey's Mountain-mint	N
  Pycnanthemum virginianum (L.) T. Dur. & B.D. Jackson ex B.L. Robins. & Fern.	Virginia Mountain-mint	N
  Pyrrhopappus carolinianus (Walt.) DC.	Carolina False Dandelion	N
  Pyrus calleryana Dcne.	Callery Pear	I
  Quercus acutissima Carruthers	Sawtooth Oak	I
  Quercus alba Linnaeus	White Oak	N
  Quercus bicolor Willdenow	Swamp White Oak	N
  Quercus coccinea Muenchhausen	Scarlet Oak	N
  Quercus falcata Michaux	Southern Red Oak, Spanish Oak	N
  Quercus marilandica Muenchhausen var. marilandica	Blackjack Oak	N
  Quercus michauxii Nuttall	Swamp Chestnut Oak, Basket Oak	N
  Quercus montana Willd.	Chestnut Oak, Rock Chestnut Oak	N
  Quercus muehlenbergii Engelmann	Chinquapin Oak, Chinkapin Oak, Yellow Oak	N
  Quercus palustris Muenchhausen	Pin Oak	N
  Quercus phellos Linnaeus	Willow Oak	N
  Quercus rubra Linnaeus var. rubra	Northern Red Oak	N
  Quercus shumardii Buckley	Shumard Oak	N
  Quercus stellata Wangenheim	Post Oak	N
  Quercus velutina Lamarck	Black Oak	N
  Ranunculus abortivus L.	Kidneyleaf Buttercup	N
  Ranunculus bulbosus L.	Bulbous Buttercup	I
  Ranunculus recurvatus Poir. var. recurvatus	Hooked Buttercup, Hooked Crowfoot	N
  Ranunculus sceleratus L. var. sceleratus	Cursed Buttercup, Celery-leaved Crowfoot	N
  Reynoutria japonica Houttuyn var. japonica	Japanese Knotweed	I
  Rhamnus cathartica L.	Common Buckthorn	I
  Rhexia virginica L.	Virginia Meadow Beauty	N
  Rhododendron maximum L.	Great Rhododendron, White Rosebay, Great Laurel	N
  Rhododendron periclymenoides (Michx.) Shinners	Wild Azalea, Pinxterflower, Pinxterbloom Azalea	N
  Rhododendron viscosum (L.) Torr. var. viscosum	Swamp Azalea, Clammy Azalea	N
  Rhodotypos scandens (Thunb.) Makino	Jetbead	I
  Rhus copallinum L. var. latifolia Engler	Winged Sumac, Shining Sumac	N
  Rhus glabra L.	Smooth Sumac	N
  Rhus typhina L.	Staghorn Sumac	N
  Rhynchospora cephalantha A. Gray var. cephalantha	Common Bunched Beaksedge	N
  Rhynchospora glomerata (L.) Vahl	Clustered Beaksedge	N
  Ripariosida hermaphrodita (L.) Weakley & Poindexter	Virginia Sida, Virginia Mallow	N
  Robinia pseudoacacia L.	Black Locust	N
  Rorippa palustris (L.) Besser ssp. palustris	Marsh Yellow Cress	N
  Rorippa sylvestris (Linnaeus) Besser	Creeping Yellow Cress	I
  Rosa canina L.	Dog Rose	I
  Rosa carolina L. ssp. carolina	Carolina Rose, Pasture Rose	N
  Rosa multiflora Thunb. ex Murr.	Multiflora Rose	I
  Rosa palustris Marsh.	Swamp Rose	N
  Rotala ramosior (L.) Koehne	Toothcup	N
  Rubus allegheniensis Porter	Allegheny Blackberry	N
  Rubus bifrons Vest	European Blackberry, Himalayan Blackberry	I
  Rubus cuneifolius Pursh	Sand Blackberry	N
  Rubus flagellaris Willd.	Common Dewberry	N
  Rubus hispidus L.	Bristly Dewberry, Swamp Dewberry	N
  Rubus occidentalis L.	Black Raspberry	N
  Rubus pensilvanicus Poir.	Pennsylvania Blackberry, Prickly Blackberry	N
  Rubus phoenicolasius Maxim.	Wineberry	I
  Rudbeckia hirta L. var. pulcherrima Farwell	Black-eyed Susan	N
  Rudbeckia laciniata L.	Cut-leaf Coneflower, Common Cut-leaf Coneflower, Green-headed Coneflower	N
  Rudbeckia triloba L. var. triloba	Three-lobed Coneflower, Brown-eyed Susan	N
  Ruellia caroliniensis (Gmelin) Steudel	Carolina Wild-petunia, Common Wild-petunia	N
  Rumex altissimus Wood	Pale Dock, Tall Dock	N
  Rumex crispus L. ssp. crispus	Curly Dock	I
  Rumex obtusifolius L.	Bitter Dock, Broad-leaf Dock	I
  Rumex pulcher L.	Fiddle Dock	I
  Rumex verticillatus L.	Swamp Dock	N
  Sabatia angularis (L.) Pursh	Rose-pink	N
  Sabatia campanulata (L.) Torr.	Slender Marsh-pink, Slender Rose-gentian	N
  Sagina procumbens L.	Matted Pearlwort	I
  Sagittaria graminea Michaux	Grass-leaved Arrowhead	N
  Sagittaria latifolia Willd. var. latifolia	Broadleaf Arrowhead	N
  Sagittaria latifolia Willdenow	Broad-leaved Arrowhead, Duck Potato, Wapato	N
  Sagittaria rigida Pursh	Sessile-fruited Arrowhead	N
  Sagittaria subulata (L.) Buch.	Dwarf Arrowhead	N
  Salix alba L.	White Willow	I
  Salix babylonica L.	Weeping Willow	I
  Salix caroliniana Michx.	Carolina Willow, Coastal Plain Willow	N
  Salix cinerea L.	European Gray Willow	I
  Salix eriocephala Michx.	Heart-leaved Willow	N
  Salix interior Rowlee	Sandbar Willow	N
  Salix nigra Marsh.	Black Willow	N
  Salix occidentalis Walter	Dwarf Upland Willow, Sage Willow	N
  Salix purpurea L.	Basket Willow, Purple Willow, Purple Osier	I
  Salix sericea Marsh.	Silky Willow	N
  Salix ×fragilis L.	Crack Willow, Brittle Willow	I
  Salvia lyrata L.	Lyre-leaf Sage	N
  Salvia urticifolia L.	Nettle-leaf Sage	N
  Sambucus canadensis L.	Common Elderberry	N
  Sanguinaria canadensis L.	Bloodroot	N
  Sanicula canadensis L. var. canadensis	Black Snakeroot	N
  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe	Clustered Snakeroot	N
  Saponaria officinalis L.	Soapwort, Bouncing Bet	I
  Sassafras albidum (Nutt.) Nees	Sassafras	N
  Saururus cernuus L.	Lizard's-tail, Water-dragon	N
  Sceptridium dissectum (Sprengel) Lyon	Cut-leaf Grape Fern, Dissected Grape Fern	N
  Schizachyrium scoparium (Michx.) Nash var. scoparium	Little Bluestem	N
  Schoenoplectiella purshiana (Fernald) K. Lye var. purshiana	Blunt-scale Bulrush, Weak-stalk Bulrush	N
  Schoenoplectus acutus (Muhl. ex Bigel.) Love & Love var. acutus	Hard-stem Bulrush, Great Bulrush	N
  Schoenoplectus pungens (Vahl) Palla var. pungens	Common Threesquare, Chairmaker's Rush	N
  Schoenoplectus tabernaemontani (Gmelin) Palla	Soft-stem Bulrush	N
  Scirpus atrovirens Willd.	Dark Green Bulrush	N
  Scirpus cyperinus (L.) Kunth	Woolgrass	N
  Scirpus polyphyllus Vahl	Leafy Bulrush	N
  Scleranthus annuus L. ssp. annuus	Knawel, Annual Knawel	I
  Scleria ciliata Michaux var. ciliata	Hairy Nutrush, Fringed Nutrush	N
  Scleria oligantha Michaux	Little-headed Nutrush, Few-Flowered Nutrush	N
  Scleria pauciflora Muhl. ex Willd.	Carolina Nutrush, Papillose Nutrush	N
  Scleria pauciflora Muhl. ex Willd. var. pauciflora	Papillose Nutrush	N
  Scleria triglomerata Michaux	Tall Nutrush	N
  Scrophularia marilandica L.	Eastern Figwort, Late Figwort	N
  Scutellaria elliptica Muhl. ex Spreng.	Hairy Skullcap	N
  Scutellaria elliptica Muhl. ex Spreng. var. elliptica	Hairy Skullcap	N
  Scutellaria integrifolia L.	Hyssop Skullcap	N
  Scutellaria nervosa Pursh	Veined Skullcap, Veiny Skullcap	N
  Scutellaria saxatilis Riddell	Rock Skullcap	N
  Securigera varia (L.) Lassen	Crown Vetch	I
  Sedum sarmentosum Bunge	Stringy Stonecrop	I
  Selaginella apoda (L.) Spring	Meadow Spikemoss	N
  Senega curtissii (A. Gray) J.F.B. Pastore & J.R. Abbott	Curtiss' Milkwort	N
  Senega mariana (P. Mill.) J.F.B. Pastore & J.R. Abbott	Maryland Milkwort	N
  Senega officinalis Spach	Seneca Snakeroot	N
  Senega verticillata (L.) J.F.B. Pastore & J.R. Abbott	Whorled Milkwort	N
  Sericocarpus asteroides (L.) B.S.P.	Toothed White-top Aster	N
  Sericocarpus linifolius (L.) B.S.P.	Narrow-leaf White-top Aster	N
  Setaria faberi Herrm.	Nodding Bristlegrass, Japanese Bristlegrass	I
  Setaria parviflora (Poir.) Kerguelen	Knotroot Bristlegrass, Knotroot Foxtail	N
  Setaria pumila (Poir.) Roemer & Schultes ssp. pumila	Yellow Bristlegrass, Yellow Foxtail	I
  Setaria verticillata (L.) Beauv.	Hooked Bristlegrass	I
  Setaria viridis (L.) Beauv. var. viridis	Green Bristlegrass, Green Foxtail	I
  Sicyos angulatus L.	Bur Cucumber, One-seeded Bur Cucumber, Star Cucumber	N
  Sida spinosa L.	Prickly Sida, Prickly Mallow	I
  Silene antirrhina L.	Sleepy Catchfly	N
  Silene latifolia Poir.	White Campion, Evening Lychnis	I
  Silene nivea (Nutt.) Muhl. ex Otth	Snowy Campion	N
  Silene stellata (L.) Ait. f.	Starry Campion	N
  Silphium asteriscus L.	Rosin Weed	N
  Silphium asteriscus L. var. trifoliatum (L.) Clevinger	Whorled Rosin Weed	N
  Sisymbrium altissimum Linnaeus	Tall Tumble Mustard	I
  Sisymbrium officinale (Linnaeus) Scopoli	Hedge Mustard	I
  Sisyrinchium angustifolium P. Mill.	Narrow-leaved Blue-eyed-grass	N
  Sisyrinchium mucronatum Michx.	Needle-tip Blue-eyed-grass	N
  Sitobolium punctilobulum (Michaux) Desvaux	Hay-scented Fern	N
  Smallanthus uvedalia (L.) Mackenzie ex Small	Hairy Leafcup, Yellow-flowered Leafcup, Bear's-foot	N
  Smilax glauca Walt.	White-leaf Greenbrier, Sawbrier	N
  Smilax herbacea L.	Carrion-flower, Common Carrion-flower, Smooth Carrion-flower	N
  Smilax rotundifolia L.	Common Greenbrier, Bullbrier, Horsebrier	N
  Solanum carolinense L. var. carolinense	Horse-nettle, Carolina Horse-nettle	N
  Solanum dulcamara L.	Bittersweet, Climbing Nightshade	I
  Solanum emulans Raf.	Eastern Black Nightshade	N
  Solanum lycopersicum L.	Tomato	I
  Solidago altissima L. var. altissima	Tall Goldenrod	N
  Solidago bicolor L.	Silverrod, White Goldenrod	N
  Solidago caesia L. var. caesia	Blue-stemmed Goldenrod, Wreath Goldenrod	N
  Solidago erecta Pursh	Erect Goldenrod, Slender Goldenrod	N
  Solidago flexicaulis L.	Broad-Leaved Goldenrod, Zigzag Goldenrod	N
  Solidago gigantea Ait.	Late Goldenrod	N
  Solidago juncea Ait.	Early Goldenrod	N
  Solidago nemoralis Ait. var. nemoralis	Gray Goldenrod	N
  Solidago racemosa Greene	Sticky Goldenrod	N
  Solidago rugosa P. Mill.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. aspera (Ait.) Fern.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rupestris Raf.	Riverbank Goldenrod, Rock Goldenrod	N
  Solidago speciosa Nutt.	Showy Goldenrod	N
  Solidago ulmifolia Muhl. ex Willd.	Elm-leaf Goldenrod	N
  Sonchus arvensis L. var. glabrescens Guenth., Grab. & Wimmer	Field Sow Thistle	I
  Sonchus asper (L.) Hill	Spiny-leaf Sow Thistle	I
  Sorghastrum nutans (L.) Nash	Indian Grass, Yellow Indian Grass	N
  Sorghum halepense (L.) Pers.	Johnson Grass	I
  Spartina pectinata Link	Freshwater Cordgrass, Prairie Cordgrass	N
  Spermolepis echinata (Nutt. ex DC.) Heller	Bristle-fruit Spermolepis, Hooked Spermolepis	I
  Sphenopholis nitida (Biehler) Scribn.	Shiny Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. major (Torr.) K.S. Erdman	Slender Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. obtusata	Prairie Wedgegrass	N
  Spiranthes cernua (L.) L.C. Rich.	Nodding Ladies'-tresses	N
  Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer	Southern Slender Ladies'-tresses	N
  Sporobolus vaginiflorus (Torr. ex Gray) Wood	Poverty Dropseed, Sheathed Dropseed	N
  Stachys hispida Pursh	Hispid Hedge-nettle, Bristly Hedge-nettle	N
  Staphylea trifolia L.	Bladdernut	N
  Steironema ciliatum (L.) Baudo	Fringed Loosestrife	N
  Stellaria graminea L.	Common Stitchwort, Lesser Stitchwort	I
  Stellaria longifolia Muhl.	Long-leaf Stitchwort	N
  Stellaria media (L.) Vill.	Common Chickweed	I
  Stellaria pubera Michx.	Star Chickweed, Common Starwort, Giant Chickweed, Great Chickweed	N
  Stenanthium gramineum (Ker-Gawl.) Morong var. gramineum	Common Featherbells	N
  Strophostyles helvola (L.) Ell.	Beach Bean, Trailing Wild Bean, Amberique Bean	N
  Strophostyles umbellata (Muhl. ex Willd.) Britt.	Pink Wild Bean, Perennial Wild Bean	N
  Stuckenia pectinata (L.) Borner	Sago Pondweed	N
  Stylosanthes biflora (L.) B.S.P.	Pencilflower	N
  Styphnolobium japonicum (L.) Schott	Pagoda Tree	I
  Swida alternifolia (L.f.) Small	Alternate-leaf Dogwood, Pagoda Cornel, Pagoda Dogwood	N
  Swida amomum (P. Miller) Small	Silky Dogwood	N
  Swida drummondii (C.A. Meyer) Soják	Midwestern Roughleaf Dogwood	I
  Symphoricarpos orbiculatus Moench	Coralberry
  Symphyotrichum concolor (L.) Nesom	Eastern Silvery Aster	N
  Symphyotrichum cordifolium (L.) Nesom	Heart-leaved Aster, Blue Wood Aster	N
  Symphyotrichum dumosum (L.) Nesom var. dumosum	Bushy Aster	N
  Symphyotrichum lanceolatum (Willd.) Nesom	Panicled Aster, Eastern Lined Aster	N
  Symphyotrichum lateriflorum (L.) A.& D. Love	Calico Aster, Starved Aster	N
  Symphyotrichum novae-angliae (L.) Nesom	New England Aster	N
  Symphyotrichum novi-belgii (L.) Nesom	New York Aster	N
  Symphyotrichum oblongifolium (Nutt.) Nesom	Aromatic Aster	N
  Symphyotrichum patens (Ait.) Nesom var. patens	Late Purple Aster	N
  Symphyotrichum pilosum (Willd.) Nesom	Frost Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pringlei (Gray) Nesom	Frost Aster; Pringle's Aster	N
  Symphyotrichum prenanthoides (Muhl. ex Willd.) Nesom	Crooked-stem Aster	N
  Symphyotrichum puniceum (L.) A.& D. Love var. puniceum	Purple-stem Aster	N
  Symphyotrichum racemosum (Ell.) Nesom var. racemosum	Small White Aster	N
  Symphyotrichum shortii (Lindl.) Nesom	Short's Aster	N
  Symphyotrichum undulatum (L.) Nesom	Wavy-leaved Aster	N
  Symplocarpus foetidus (L.) Salisbury ex W.P. C. Barton	Skunk Cabbage	N
  Tagetes minuta L.	Mexican Marigold, Southern Cone Marigold, Muster John Henry	I
  Taraxacum officinale G.H. Weber ex Wiggers	Common Dandelion	I
  Taxus baccata L.	English Yew	I
  Tephrosia virginiana (L.) Pers.	Virginia Goat's-rue	N
  Teucrium canadense L. var. canadense	Canada Germander, American Germander	N
  Thalictrum coriaceum (Britt.) Small	Appalachian Meadow-rue, Leatherleaf Meadow-rue, Maid of the Mist	N
  Thalictrum dioicum L.	Early Meadow-rue	N
  Thalictrum thalictroides (L.) Eames & Boivin	Rue-anemone	N
  Thaspium barbinode (Michx.) Nutt.	Hairy-jointed Meadow Parsnip	N
  Thelypteris palustris Schott var. pubescens (Lawson) Fern.	Marsh Fern	N
  Thyrsanthella difformis (Walter) Pichon	Climbing Dogbane	N
  Tilia americana L.	Basswood	N
  Tipularia discolor (Pursh) Nutt	Cranefly Orchid	N
  Torilis arvensis (Huds.) Link ssp. recta Jury	Spreading Hedge Parsley	I
  Toxicodendron pubescens P.Miller	Poison Oak	N
  Toxicodendron radicans (L.) Kuntze var. radicans	Poison Ivy, Eastern Poison Ivy	N
  Tradescantia ohiensis Rafinesque	Ohio Spiderwort, Smooth Spiderwort	N
  Tragopogon dubius Scop.	Western Salsify, Yellow Salsify, Yellow Goat's-beard	I
  Trautvetteria caroliniensis (Walt.) Vail	Tassel-rue	N
  Tridens flavus (L.) A.S. Hitchc.	Purpletop, Tall Redtop	N
  Trifolium arvense L.	Rabbit-foot Clover	I
  Trifolium aureum Pollich	Golden Clover, Large Hop Clover	I
  Trifolium campestre Schreb.	Low Hop Clover	I
  Trifolium dubium Sibthorp	Lesser Hop Clover, Least Hop Clover	I
  Trifolium hybridum L.	Alsike Clover	I
  Trifolium incarnatum L.	Crimson Clover	I
  Trifolium pratense L.	Red Clover	I
  Trifolium repens L.	White Clover, Dutch Clover	I
  Triodanis perfoliata (L.) Nieuwl.	Venus' Looking-glass, Common Venus' Looking-glass	N
  Triosteum angustifolium L.	Lesser Horse-gentian, Yellow Horse-gentian	N
  Triosteum perfoliatum L.	Feverwort, Late Horse-gentian	N
  Tripsacum dactyloides (L.) L. var. dactyloides	Eastern Gamagrass	N
  Triticum aestivum L.	Wheat	I
  Typha latifolia L.	Common Cattail, Broadleaf Cattail	N
  Ulmus americana L.	American Elm	N
  Ulmus parvifolia Jacq.	Chinese Elm, Lacebark Elm	I
  Ulmus pumila L.	Siberian Elm	I
  Ulmus rubra Muhl.	Slippery Elm, Red Elm	N
  Urtica dioica L.	European Stinging Nettle, Great Nettle	I
  Urtica dioica L. + Urtica gracilis Ait. ssp. gracilis	Stinging Nettle
  Urtica gracilis Ait. ssp. gracilis	American Stinging Nettle	N
  Utricularia gibba L.	Humped Bladderwort, Shortspur Creeping Bladderwort	N
  Uvularia perfoliata L.	Perfoliate Bellwort	N
  Vaccaria hispanica (P. Mill.) Rausch.	Cow-cockle, Cow-herb	I
  Vaccinium caesariense Mackenzie	New Jersey Blueberry, New Jersey Highbush Blueberry	N
  Vaccinium corymbosum L.	Highbush Blueberry, Northern Highbush Blueberry	N
  Vaccinium fuscatum Ait.	Hairy Highbush Blueberry, Black Highbush Blueberry	N
  Vaccinium pallidum Ait.	Early Lowbush Blueberry, Hillside Blueberry	N
  Vaccinium stamineum L.	Deerberry	N
  Vaccinium ×margarettiae Ashe (pro sp.)		N
  Vaccinium ×marianum S. Wats. (pro sp.)		N
  Valerianella radiata (L.) Dufr.	Beaked Corn-salad	N
  Valerianella umbilicata (Sull.) Wood	Northern Corn-salad	N
  Vallisneria americana Michx.	Tapegrass, Water-celery	N
  Veratrum viride Aiton	American False-hellebore, White Hellebore, Green Hellebore, Indian Poke	N
  Verbascum blattaria L.	Moth Mullein	I
  Verbascum thapsus L. ssp. thapsus	Common Mullein, Great Mullein Woolly Mullein, Flannel-plant, Velvet-plant	I
  Verbena bonariensis L.	Purpletop Vervain	I
  Verbena urticifolia L.	White Vervain	N
  Verbesina alternifolia (L.) Britt. ex Kearney	Wingstem	N
  Vernonia glauca (L.) Willd.	Upland Ironweed, Broad-leaf Ironweed	N
  Vernonia noveboracensis (L.) Michx.	New York Ironweed	N
  Veronica agrestis L.	Field Speedwell	I
  Veronica americana Schwein. ex Benth.	American Speedwell, Brooklime	N
  Veronica arvensis L.	Corn Speedwell, Wall Speedwell	I
  Veronica hederifolia L.	Ivy-leaf Speedwell	I
  Veronica officinalis L.	Common Speedwell
  Veronica peregrina L. var. peregrina	Common Purslane Speedwell	N
  Veronica persica Poiret	Bird's-eye Speedwell	I
  Veronica polita Fries	Gray Field Speedwell	I
  Veronica serpyllifolia L. var. serpyllifolia	Thyme-leaf Speedwell	I
  Viburnum acerifolium L.	Maple-leaf Viburnum, Dockmackie	N
  Viburnum dentatum complex	Arrow-wood	N
  Viburnum dentatum L.	Southern Arrow-wood	N
  Viburnum dilatatum Thunberg	Linden Arrow-wood, Linden Viburnum	I
  Viburnum nudum L.	Southern Wild Raisin, Possum-haw	N
  Viburnum plicatum Thunb.	Japanese Snowball	I
  Viburnum prunifolium L.	Black Haw	N
  Viburnum recognitum Fernald	Smooth Arrow-wood	N
  Viburnum setigerum Hance	Tea Viburnum	I
  Viburnum sieboldii Miq.	Siebold's Viburnum	I
  Vicia caroliniana Walt.	Wood Vetch, Carolina Vetch	N
  Vicia sativa L.	Narrow-leaf Vetch, Common Vetch	I
  Vicia tetrasperma (L.) Schreb.	Slender Vetch, Lentil Vetch	I
  Vigna unguiculata (L.) Walp.	Cow Pea	I
  Vinca minor L.	Periwinkle, Common Periwinkle	I
  Viola affinis Le Conte	LeConte's Violet, Sand Violet	N
  Viola cucullata Ait.	Marsh Blue Violet	N
  Viola fimbriatula J.E. Smith	Northern Downy Violet	N
  Viola hirsutula Brainerd	Southern Wood Violet	N
  Viola palmata L. complex	Wood Violet	N
  Viola palmata L. var. triloba (Schwein.) Gingins ex A. DC.	Northern Three-lobed Violet	N
  Viola primulifolia L.	Primrose-leaved Violet	N
  Viola pubescens / eriocarpa complex	Yellow Violet	N
  Viola rafinesquii Greene	Field Pansy, Wild Pansy	N
  Viola sagittata Aiton	Arrow-leaved Violet	N
  Viola sororia Willd.	Common Blue Violet	N
  Viola striata Ait.	Striped Violet, Cream Violet	N
  Viola tricolor L.	Pansy, Johnny-jump-up	I
  Vitis aestivalis Michx.	Summer Grape, Silverleaf Grape	N
  Vitis cinerea (Engelm.) Engelm. ex Millardet var. floridana Munson	Florida Grape	N
  Vitis labrusca L.	Fox Grape	N
  Vitis riparia Michx.	Riverbank Grape	N
  Vitis rupestris Scheele	Sand Grape	N
  Vitis vulpina L.	Winter Grape, Frost Grape, Chicken Grape	N
  Vulpia myuros (L.) K.C. Gmel.	Rattail Fescue	I
  Vulpia octoflora (Walt.) Rydb.	Six-weeks Fescue	N
  Wisteria frutescens (L.) Poir. var. macrostachya Torr. & A. Gray	Mississippi Wisteria	I
  Woodsia obtusa (Spreng.) Torr. ssp. obtusa	Blunt-lobed Woodsia, Blunt-lobed Cliff Fern	N
  Xanthium strumarium L.	Common Cocklebur	N
  Xyris torta J.M. Smith	Twisted Yellow-eyed Grass	N
  Youngia japonica (L.) DC.	Oriental False Hawksbeard, Asiatic False Hawksbeard	I
  Zizania aquatica L. var. aquatica	Wild Rice	N
  Zizaniopsis miliacea (Michx.) Doell & Aschers.	Southern Wild Rice, Giant Cutgrass	N
  Zizia aurea (L.) W.D.J. Koch	Golden-alexanders, Common Golden-alexanders	N

  • Bryophytes
  Download Bryophytes of County

  Scientific Name	Common Name	Native Status
  Archidium alternifolium (Dicks. & Hedw.) Schimp.		N
  Barbula unguiculata Hedwig		N
  Brachythecium laetum (Brid.) Schimp.	Pleated Foxtail Moss	N
  Brachythecium salebrosum (Hoffm. ex F. Weber & D. Mohr) Schimp.	Golden Foxtail Moss	N
  Bryhnia graminicolor (Brid.) Grout		N
  Bryoandersonia illecebra (Hedw.) H. Rob.	Worm Moss	N
  Climacium americanum Bridel	Common Tree Moss	N
  Dicranum fulvum Hooker	Boulder Broom Moss	N
  Fissidens obtusifolius Wilson		N
  Fontinalis novae-angliae Sullivant		N
  Frullania asagrayana Montagne		N
  Frullania brittoniae A. Evans		N
  Frullania inflata Gottsche		N
  Homomallium adnatum (Hedw.) Broth.		N
  Hygroamblystegium varium (Hedw.) Mönkemeyer ssp. varium var. varium	Tangled Thread Moss	N
  Marchantia polymorpha L.		N
  Oxyrrhynchium hians (Hedw.) Loeske		N
  Pogonatum pensilvanicum (Hedw.) P. Beauv.	Algal Haircap Moss	N
  Riccia hirta (Austin) Underw.		N
  Sciuro-hypnum plumosum (Hedw.) Ignatov & Huttunen		N
  Thelia asprella (Schimp.) Sull.		N

• Augusta
  • Vascular Plants
  Download Vascular Plants of County

  Scientific Name	Common Name	Native Status
  Abutilon theophrasti Medik.	Velvetleaf	I
  Acalypha gracilens Gray	Slender Three-seeded Mercury, Short-stalk Copperleaf	N
  Acalypha rhomboidea Raf.	Common Three-seeded Mercury, Common Copperleaf	N
  Acalypha virginica L.	Virginia Three-seeded Mercury, Virginia Copperleaf	N
  Acer negundo L. var. negundo	Boxelder, Eastern Boxelder	N
  Acer nigrum Michx. f.	Black Maple	N
  Acer pensylvanicum L.	Striped Maple	N
  Acer platanoides L.	Norway maple	I
  Acer rubrum L.	Red Maple	N
  Acer saccharinum L.	Silver Maple	N
  Acer saccharum Marshall	Sugar Maple	N
  Acer spicatum Lamarck	Mountain Maple	N
  Acetosa acetosella (L.) P. Miller	Sheep Sorrel	I
  Achillea borealis Bongard	Common Yarrow	N
  Aconitum reclinatum Gray	White Monkshood	N
  Aconitum uncinatum L.	Blue Monkshood	N
  Acorus calamus L.	Sweetflag, European Calamus	I
  Actaea pachypoda Ell.	White Baneberry, Dolls'-eyes	N
  Actaea podocarpa DC.	Mountain Black Cohosh, Late Black Cohosh	N
  Actaea racemosa L.	Common Black Cohosh, Bugbane	N
  Adiantum pedatum L.	Northern Maidenhair Fern	N
  Adlumia fungosa (Ait.) Greene ex BSP	Climbing Fumitory, Alleghany Vine	N
  Aegilops cylindrica Host	Jointed Goatgrass	I
  Aesculus flava Solander	Yellow Buckeye	N
  Agalinis obtusifolia Raf.	Ten-lobe False Foxglove	N
  Agalinis purpurea (L.) Pennell	Purple False Foxglove	N
  Agalinis tenuifolia (Vahl) Raf.	Slender-leaf False Foxglove, Slender False Foxglove	N
  Agastache nepetoides (L.) Kuntze	Yellow Giant Hyssop	N
  Agastache scrophulariifolia (Willd.) Kuntze	Purple Giant Hyssop	N
  Ageratina altissima (L.) King & H.E. Robins.	White Snakeroot	N
  Ageratina aromatica (L.) Spach	Small White Snakeroot, Lesser Snakeroot	N
  Agrimonia gryposepala Wallr.	Tall Hairy Agrimony	N
  Agrimonia parviflora Ait.	Small-flowered Agrimony, Harvest-lice	N
  Agrimonia pubescens Wallr.	Downy Agrimony	N
  Agrimonia rostellata Wallr.	Woodland Agrimony	N
  Agrostis altissima (Walt.) Tuckerm.	Coastal Bog Bentgrass, Tall Bentgrass	N
  Agrostis capillaris L.	Colonial Bentgrass	I
  Agrostis gigantea Roth	Redtop	I
  Agrostis hyemalis (Walt.) B.S.P.	Winter Bentgrass, Ticklegrass	N
  Agrostis perennans (Walt.) Tuckerman	Autumn Bentgrass	N
  Ailanthus altissima (P. Miller) Swingle	Tree-of-heaven	I
  Albizia julibrissin Durazz.	Mimosa, Silk Tree	I
  Aletris farinosa L.	White Colicroot	N
  Alisma subcordatum Rafinesque	Southern Water-plantain	N
  Alliaria petiolata (Bieberstein) Cavara & Grande	Garlic Mustard, Hedge Garlic	I
  Allium cernuum Roth	Nodding Onion	N
  Allium oxyphilum Wherry	Shale Barren Nodding Onion	N
  Allium tricoccum Ait.	Ramps, Wild Leek, Rampscallions	N
  Allium vineale L.	Field Garlic, Onion Grass, Wild Onion	I
  Alnus incana (L.) Moench ssp. rugosa (Du Roi) Clausen	Speckled Alder	N
  Alnus serrulata (Ait.) Willd.	Smooth Alder, Hazel Alder	N
  Alopecurus pratensis L.	Meadow Foxtail	I
  Alyssum alyssoides (L.) L.	Pale Alyssum, Yellow Alyssum	I
  Amaranthus albus L.	Tumbleweed Amaranth, White Amaranth, Prostrate Pigweed	I
  Amaranthus hybridus L.	Slender Pigweed, Smooth Pigweed, Green Amaranth	N
  Amaranthus retroflexus L.	Rough Pigweed, Red-root Amaranth	N
  Amauropelta noveboracensis (L.) S.E. Fawcett & A.R. Smith	New York Fern	N
  Ambrosia artemisiifolia L.	Common Ragweed	N
  Ambrosia trifida L.	Giant Ragweed	N
  Amelanchier arborea (Michx. f.) Fernald	Downy Serviceberry	N
  Amelanchier canadensis (L.) Medik.	Canadian Serviceberry	N
  Amelanchier laevis Wieg.	Smooth Serviceberry	N
  Amelanchier sanguinea (Pursh) DC.	Roundleaf Serviceberry	N
  Amianthium muscitoxicum (Walt.) Gray	Fly-poison	N
  Amorpha fruticosa L.	False Indigo-bush, Tall Indigo-bush	N
  Amphicarpaea bracteata (L.) Fern. var. bracteata	Hog-peanut	N
  Amphicarpaea bracteata (L.) Fern. var. comosa Fassett	American Hog-peanut, Lowland Hog-peanut	N
  Anagallis arvensis L.	Scarlet Pimpernel, Common Pimpernel	I
  Anaphalis margaritacea (L.) Benth. & Hook. f.	Pearly Everlasting	N
  Anchistea virginica (L.) Presl	Virginia Chain Fern	N
  Andersonglossum virginianum (L.) J.I. Cohen	Wild Comfrey	N
  Andropogon campbellii U.B. Deshmukh, M.B. Shende, & E.S. Reddy	Deceptive Bluestem	N
  Andropogon gerardii Vitman	Big Bluestem, Turkeyfoot	N
  Andropogon glomeratus (Walt.) B.S.P.	Bushy Bluestem	N
  Andropogon gyrans Ashe	Elliott's Bluestem	N
  Andropogon virginicus L.	Broomsedge, Broomstraw, Sedge Grass, Sage Grass	N
  Anemone lancifolia Pursh	Lanceleaf Anemone, Mountain Anemone	N
  Anemone quinquefolia L. var. quinquefolia	Wood Anemone	N
  Anemone virginiana L. var. virginiana	Thimbleweed, Tall Anemone	N
  Angelica triquinata Michx.	Filmy Angelica, Mountain Angelica	N
  Angelica venenosa (Greenway) Fern.	Hairy Angelica	N
  Antennaria howellii Greene ssp. neodioica (Greene) Bayer	Howell's Pussytoes	N
  Antennaria parlinii Fern. ssp. fallax (Greene) Bayer & Stebbins	Big-head Pussytoes	N
  Antennaria parlinii Fern. ssp. parlinii	Parlin's Pussytoes	N
  Antennaria plantaginifolia (L.) Richards.	Plantain-leaved Pussytoes	N
  Antennaria solitaria Rydb.	Single-head Pussytoes	N
  Antennaria virginica Stebbins	Shale-barren Pussytoes	N
  Anthemis arvensis L.	Corn Chamomile	I
  Anthoxanthum odoratum L.	Sweet Vernal Grass	I
  Anticlea glauca Kunth	White Death-camas, White Camas	N
  Aphyllon uniflorum L.	Cancer-root	N
  Apios americana Medik.	Groundnut	N
  Aplectrum hyemale (Muhl. ex Willd.) Torrey	Puttyroot, Adam-and-Eve	N
  Apocynum androsaemifolium L.	Spreading Dogbane	N
  Apocynum cannabinum L.	Indian Hemp, Hemp Dogbane	N
  Apocynum floribundum Greene	Intermediate Dogbane	N
  Aquilegia canadensis L.	Wild Columbine, Eastern Red Columbine	N
  Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz ssp. lyrata	Lyre-leaf Rock Cress	N
  Arabidopsis thaliana (Linnaeus) Heynhold	Mouse-ear Cress	I
  Aralia hispida Vent.	Bristly Sarsaparilla	N
  Aralia nudicaulis L.	Wild Sarsaparilla	N
  Aralia racemosa L.	Spikenard, American Spikenard	N
  Aralia spinosa L.	Devil's Walking-stick	N
  Arctium minus Bernh.	Common Burdock, Lesser Burdock	I
  Arenaria serpyllifolia L.	Large Thyme-leaved Sandwort	I
  Arethusa bulbosa L.	Dragon's-mouth, Bog-rose, Arethusa	N
  Arisaema dracontium (L.) Schott	Green Dragon	N
  Arisaema triphyllum (L.) Schott ssp. pusillum (Peck) Huttleston	Small Jack-in-the-pulpit	N
  Arisaema triphyllum (L.) Schott ssp. triphyllum	Common Jack-in-the-pulpit	N
  Aristida dichotoma Michx. var. dichotoma	Fork-tip Three-awn Grass	N
  Aristida longespica Poir.	Eastern Slim-spike, Long-awned Slim-spike, Three-awn Grass	N
  Aristida oligantha Michx.	Prairie Three-awn Grass	N
  Aristida purpurascens Poir.	Purple Three-awn Grass, Arrow-feather, Three-awn Grass	N
  Arnoglossum atriplicifolium (L.) H.E. Robins.	Pale Indian-plantain	N
  Arnoglossum reniforme (Hooker) H. Robinson	Great Indian-plantain	N
  Aronia arbutifolia (L.) Pers.	Red Chokeberry	N
  Aronia melanocarpa (Michx.) Elliott	Black Chokeberry	N
  Aronia prunifolia (Marsh.) Rehder	Purple Chokeberry	N
  Arrhenatherum elatius (L.) J. & K. Presl var. elatius	Tall Oatgrass	I
  Artemisia vulgaris L.	Common Mugwort	I
  Arthraxon hispidus (Thunb.) Makino var. hispidus	Joint-head Grass	I
  Aruncus dioicus (Walt.) Fernald var. dioicus	Goat's-beard	N
  Asarum canadense L.	Common Wild Ginger	N
  Asclepias amplexicaulis J.E. Smith	Clasping Milkweed	N
  Asclepias exaltata L.	Tall Milkweed	N
  Asclepias incarnata L.	Swamp Milkweed	N
  Asclepias incarnata L. var. incarnata	Swamp Milkweed	N
  Asclepias incarnata L. var. pulchra (Ehrh. ex Willd.) Pers.	Swamp Milkweed	N
  Asclepias purpurascens L.	Purple Milkweed	N
  Asclepias quadrifolia Jacq.	Four-leaf Milkweed	N
  Asclepias syriaca L.	Common Milkweed	N
  Asclepias tuberosa L. var. tuberosa	Butterfly-weed, Common Butterfly-weed	N
  Asclepias variegata L.	White Milkweed	N
  Asclepias verticillata L.	Whorled Milkweed	N
  Asclepias viridiflora Raf.	Green Milkweed	N
  Asimina triloba (L.) Dunal	Pawpaw, Common Pawpaw	N
  Asparagus officinalis L.	Asparagus	I
  Asplenium montanum Willd.	Mountain Spleenwort	N
  Asplenium platyneuron (L.) B.S.P.	Ebony Spleenwort	N
  Asplenium resiliens Kunze	Blackstem Spleenwort	N
  Asplenium rhizophyllum L.	Walking Fern	N
  Asplenium ruta-muraria L. var. cryptolepis (Fern.) Wherry	American Wall-rue	N
  Asplenium trichomanes L. ssp. trichomanes	Maidenhair Spleenwort	N
  Asplenium ×ebenoides R.R. Scott	Scott's Spleenwort	N
  Astragalus canadensis L. var. canadensis	Canada Milkvetch	N
  Athyrium asplenioides (Michx.) A.A. Eaton	Southern Lady Fern	N
  Aureolaria flava (L.) Farwell	Smooth Yellow False Foxglove, Smooth Oak-leach	N
  Aureolaria levigata (Raf.) Raf.	Entire-leaf Yellow False Foxglove, Appalachian Oak-leach	N
  Aureolaria pedicularia (L.) Raf.	Fern-leaf Yellow False Foxglove, Annual Oak-leach	N
  Aureolaria virginica (L.) Pennell	Downy Yellow False Foxglove, Downy Oak-leach	N
  Avenella flexuosa (Linnaeus) Drejer	Wavy Hairgrass	N
  Baptisia tinctoria (L.) R. Br. ex Ait. f.	Yellow Wild Indigo, Horsefly Weed	N
  Barbarea verna (Miller) Ascherson	Early Winter Cress	I
  Barbarea vulgaris R. Brown	Common Winter Cress, Yellow Rocket	I
  Bartonia paniculata (Michx.) Muhl. ssp. paniculata	Twining Bartonia, Twining Screwstem	N
  Bartonia virginica (L.) BSP	Yellow Bartonia, Yellow Screwstem	N
  Bassia scoparia (L.) A.J. Scott	Summer-cypress, Burning-bush	I
  Benthamidia florida (L.) Spach	Flowering Dogwood	N
  Berberis thunbergii DC	Japanese Barberry	I
  Betula alleghaniensis Britt.	Yellow Birch	N
  Betula lenta L. var. lenta	Sweet Birch, Black Birch	N
  Betula papyrifera Marshall	Paper Birch	N
  Bidens bipinnata L.	Spanish Needles	N
  Bidens cernua L.	Nodding Beggar-ticks, Nodding Bur-marigold	N
  Bidens comosa (Gray) Wiegand	Three-lobe Beggar-ticks	N
  Bidens comosa (Gray) Wiegand + Bidens connata Muhl. ex Willd.	Three-lobe Beggar-ticks	N
  Bidens discoidea (Torr. & Gray) Britt.	Small Beggar-ticks	N
  Bidens frondosa L.	Devil's Beggar-ticks	N
  Bidens polylepis Blake	Midwestern Tickseed Sunflower
  Bidens vulgata Greene	Tall Beggar-ticks, Big Devil's Beggar-ticks	N
  Blephilia ciliata (L.) Benth.	Downy Wood Mint	N
  Boehmeria cylindrica (L.) Sw.	False Nettle	N
  Boltonia montana J.F. Townsend & V. Karaman-Castro	Valley Doll's-daisy	N
  Borodinia canadensis (L.) P.J. Alexander & Windham	Sicklepod, Canada Rock Cress	N
  Borodinia laevigata (Muhl. ex Willd.) P.J. Alexander & Windham	Smooth Rock Cress	N
  Borodinia serotina (Steele) P.J. Alexander & Windham	Shale Barren Rock Cress	N
  Bothriochloa torreyana (Steud.) Scrivanti & Antón	Silver Bluestem	I
  Botrychium matricariifolium (Retz.) A.Braun ex W.D.J.Koch	Daisyleaf Grape Fern, Daisyleaf Moonwort	N
  Botrypus virginianus (L.) Michx.	Rattlesnake Fern	N
  Bouteloua curtipendula (Michx.) Torr. var. curtipendula	Side-oats Grama	N
  Brachyelytrum erectum (Schreb. ex Spreng.) Beauv.	Bearded Shorthusk, Common Shorthusk	N
  Brasenia schreberi J. F. Gmel.	Water Shield	N
  Brassica rapa Linnaeus	Turnip, Bird's Rape, Field Rape, Field Mustard	I
  Brickellia eupatorioides (L.) Shinners	False Boneset	N
  Bromus erectus Huds.	Upright Brome, Erect Brome	I
  Bromus inermis Leyss.	Awnless Brome Grass, Smooth Brome	I
  Bromus kalmii Gray	Arctic Brome, Prairie Brome	N
  Bromus pubescens Sprengel	Common Eastern Brome Grass, Hairy Woodland Brome	N
  Bromus racemosus L.	Smooth Brome, Bald Brome, Meadow Brome, Hairy Chess	I
  Bromus sterilis L.	Poverty Brome	I
  Bromus tectorum L.	Downy Brome, Downy Chess, Cheatgrass	I
  Buchnera americana L.	American Bluehearts	N
  Buglossoides arvensis (L.) I.M. Johnston ssp. arvensis	Corn-gromwell	I
  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris	Common Hairsedge	N
  Bupleurum rotundifolium L.	Round-leaf Thoroughwax, Hare's-ear	I
  Calamagrostis canadensis (Michx.) Beauv. var. canadensis	Bluejoint, Canada Reedgrass	N
  Calamagrostis porteri Gray ssp. porteri	Porter's Reedgrass	N
  Calepina irregularis (Asso) Thellung	White Ball Mustard, Calepina	I
  Callitriche heterophylla Pursh var. heterophylla	Large Water-starwort	N
  Callitriche palustris L.	Vernal Water-starwort	N
  Callitriche terrestris Raf.	Terrestrial Water-starwort	N
  Calopogon tuberosus (L.) BSP var. tuberosus	Tuberous Grass-pink, Common Grass-pink	N
  Caltha palustris L.	Marsh Marigold, Cowslip	N
  Calystegia sepium (L.) R. Br. complex	Hedge Bindweed	N
  Calystegia silvatica (Kit.) Griesb. ssp. fraterniflora (Mackenzie & Bush) Brummitt	Large Bindweed, Giant Bindweed	N
  Calystegia spithamaea (L.) Pursh ssp. purshiana (Wherry ) Brummitt	Appalachian Low Bindweed	N
  Calystegia spithamaea (L.) Pursh ssp. spithamaea	Low Bindweed	N
  Camelina microcarpa Andrzejowski ex. A. P. DeCandolle	Little-seed False Flax, Little-pod False Flax	I
  Campanula divaricata Michx.	Southern Harebell, Appalachian Bellflower	N
  Campanula rapunculoides L.	Creeping Bellflower, Rampion Bellflower	I
  Campanulastrum americanum (L.) Small	Tall Bellflower	N
  Campsis radicans (L.) Seem. ex Bureau	Trumpet-creeper	N
  Capnoides sempervirens (L.) Borkh.	Pale Corydalis, Pink Corydalis, Rock Harlequin	N
  Capsella bursa-pastoris (Linnaeus) Medicus	Common Shepherd's Purse	I
  Cardamine bulbosa (Schreber ex. Muhlenberg) Britton, Sterns & Poggenberg	Spring Cress, Bulbous Bittercress	N
  Cardamine concatenata (Michaux) O. Schwarz	Cut-leaf Toothwort	N
  Cardamine diphylla (Michaux) A. Wood	Crinkleroot, Two-leaf Toothwort	N
  Cardamine hirsuta Linnaeus	Hairy Bittercress	I
  Cardamine parviflora Linnaeus var. arenicola (Britton) O. E. Schulz	Small-flowered Bittercress, Sand Bittercress	N
  Cardamine pensylvanica Muhlenberg ex Willdenow	Pennsylvania Bittercress	N
  Carduus acanthoides L. ssp. acanthoides	Spiny Plumeless Thistle	I
  Carex aestivalis M.A. Curtis ex Gray	Summer Sedge	N
  Carex aggregata Mackenzie	Glomerate Sedge	N
  Carex albicans complex		N
  Carex albicans Willd. ex Sprengel var. albicans	White-tinged Sedge	N
  Carex albolutescens Schweinitz	Greenish-white Sedge	N
  Carex albursina Sheldon	White Bear Sedge	N
  Carex amphibola Steudel	Eastern Narrow-leaved Sedge	N
  Carex annectens (Bickn.) Bickn.	Yellow-fuited Sedge	N
  Carex appalachica Webber & Ball	Appalachian Sedge	N
  Carex aquatilis Wahlenb. var. substricta Kukenth.	Aquatic Sedge	N
  Carex argyrantha Tuckerman ex Dewey	Silvery-flowered Sedge, Hay Sedge	N
  Carex atlantica Bailey	Prickly Bog Sedge, Atlantic Sedge	N
  Carex baileyi Britton	Shortbeak Sedge, Fescue Sedge	N
  Carex barrattii Schw. & Torr.	Barratt's Sedge	N
  Carex blanda Dewey	Eastern Woodland Sedge	N
  Carex brunnescens (Pers.) Poiret	Brownish Sedge	N
  Carex bushii Mackenzie	Bush's Sedge	N
  Carex buxbaumii Wahlenb.	Brown Bog Sedge, Buxbaum's Sedge	N
  Carex caroliniana Schweinitz	Carolina Sedge	N
  Carex cephalophora Muhl. ex Willd.	Oval-leaved Sedge	N
  Carex communis Bailey	Fibrous-rooted Sedge	N
  Carex comosa Boott	Bottlebrush Sedge, Bristly Sedge	N
  Carex complanata Torr. & Hook.	Hirsute Sedge	N
  Carex crinita Lam.	Long-fringed Sedge	N
  Carex crinita Lam. var. brevicrinis Fernald	Short-fringed Sedge	N
  Carex debilis Michaux var. debilis	White-edged Sedge	N
  Carex digitalis Willd.	Slender Woodland Sedge	N
  Carex digitalis Willd. var. digitalis	Slender Woodland Sedge	N
  Carex eburnea Boott	Ebony Sedge, Bristle-leaf Sedge	N
  Carex echinata Murray ssp. echinata	Star Sedge, Little Prickly Sedge	N
  Carex festucacea Schk. ex Willd.	Fescue Sedge	N
  Carex flexuosa Muhl. ex Willd.	Flexuous White-edge Sedge	N
  Carex frankii Kunth	Frank's Sedge	N
  Carex gracilescens Steudel	Slender Loose-flowered Sedge	N
  Carex gracillima Schw.	Graceful Sedge	N
  Carex granularis Muhl. ex Willd.	Limestone Meadow Sedge	N
  Carex grisea Wahlenb.	Inflated Narrow-leaved Sedge	N
  Carex gynandra Schweinitz	Nodding sedge	N
  Carex hirsutella Mackenzie	Fuzzy Sedge, Hairy-leaved Sedge	N
  Carex howei Mackenzie	Howe's Sedge	N
  Carex hystericina Muhl. ex Willd.	Porcupine Sedge	N
  Carex interior Bailey	Inland Sedge	N
  Carex intumescens Rudge var. intumescens	Bladder Sedge	N
  Carex lacustris Willdenow	Lake-shore Sedge	N
  Carex laevivaginata (Kukenth.) Mackenzie	Smooth-sheathed Sedge	N
  Carex lasiocarpa Erhr. var. americana Fernald	Slender Sedge	N
  Carex laxiculmis Schweinitz	Spreading Sedge	N
  Carex laxiflora Lam.	Broad Loose-flowered Sedge	N
  Carex leptalea Wahlenberg var. leptalea	Bristly-stalk Sedge	N
  Carex lonchocarpa Willd. ex Sprengel	Southern Long Sedge	N
  Carex longii Mackenzie	Long's Sedge	N
  Carex lupulina Willd.	Hop Sedge	N
  Carex lurida Wahlenb.	Sallow Sedge	N
  Carex molesta Mackenzie ex Bright	Troublesome Sedge	N
  Carex molestiformis Rezn. & P. Rothr.	Frightful Sedge	N
  Carex muehlenbergii Schk. ex Willd.	Muehlenberg's Sedge	N
  Carex nigromarginata Schweinitz	Black-edged Sedge	N
  Carex normalis Mackenzie	Greater Straw Sedge	N
  Carex oligocarpa Willd.	Eastern Few-fruited Sedge	N
  Carex ormostachya Wiegand	Necklace Spike Sedge	N
  Carex oxylepis Torrey & Hooker	Sharp-scale Sedge	N
  Carex pedunculata Muhl. ex Willd. var. pedunculata	Long-stalk Sedge	N
  Carex pellita Willd.	Woolly Sedge	N
  Carex pensylvanica Lam.	Pennsylvania Sedge	N
  Carex platyphylla Carey	Broad-leaved Sedge	N
  Carex polymorpha Muhl.	Variable Sedge	N
  Carex prairea Dewey ex Wood	Prairie Sedge	N
  Carex prasina Wahlenb.	Drooping Sedge	N
  Carex projecta Mackenzie	Necklace Sedge	N
  Carex radiata (Wahlenb.) Small	Eastern Star Sedge	N
  Carex roanensis F.J. Hermann	Roan Mountain Sedge	N
  Carex rosea Schk. ex Willd.	Rosy Sedge	N
  Carex scabrata Schweinitz	Eastern Rough Sedge	N
  Carex schweinitzii Dewey ex Schweinitz	Schweinitz's Sedge	N
  Carex scoparia Schk. ex Willd.	Broom Sedge	N
  Carex shortiana Dewey	Short's Sedge	N
  Carex sparganioides Muhl. ex Willd.	Bur-reed Sedge	N
  Carex squarrosa L.	Squarrose Sedge	N
  Carex sterilis Willd.	Sterile Sedge	N
  Carex stipata Muhl. ex Willd. var. stipata	Stalk-grain Sedge, Awl-fruit Sedge	N
  Carex straminea Willd. in Schk.	Straw Sedge	N
  Carex striatula Michaux	Lined Sedge	N
  Carex stricta Lam.	Tussock Sedge, Upright Sedge, Stool Sedge	N
  Carex styloflexa Buckley	Bent Sedge	N
  Carex suberecta (Olney) Britton	Prairie Straw Sedge	N
  Carex swanii (Fernald) Mackenzie	Swan's Sedge	N
  Carex tetanica Schkuhr	Rigid Sedge	N
  Carex tonsa (Fernald) Bicknell	Shaved Sedge	N
  Carex torta Boott	Twisted Sedge	N
  Carex tribuloides Wahlenb. var. tribuloides	Blunt Broom Sedge	N
  Carex trichocarpa Willd.	Hairy-fruited Sedge	N
  Carex typhina Michaux	Cattail Sedge	N
  Carex umbellata Schk. ex Willd.	Parasol Sedge	N
  Carex virescens Muhl. ex Willd.	Ribbed Sedge	N
  Carex vulpinoidea Michaux	Fox Sedge	N
  Carex willdenowii Schk. ex Willd.	Willdenow's Sedge	N
  Carex woodii Dewey	Wood's Sedge	N
  Carpinus caroliniana Walt.	American Hornbeam, Ironwood	N
  Carya cordiformis (Wangenh.) K. Koch	Bitternut Hickory	N
  Carya glabra (P. Miller) Sweet	Pignut Hickory	N
  Carya ovata (P.Mill.) K. Koch	Shagbark hickory	N
  Carya tomentosa (Poir.) Nutt.	Mockernut Hickory	N
  Castanea dentata (Marshall) Borkhausen	American Chestnut	N
  Castanea pumila (Linnaeus) P. Miller	Allegheny Chinkapin	N
  Castilleja coccinea (L.) Spreng.	Eastern Indian Paintbrush	N
  Catalpa speciosa (Warder) Warder ex Engelm.	Northern Catalpa	I
  Caulophyllum thalictroides (L.) Michx.	Blue Cohosh, Common Blue Cohosh	N
  Ceanothus americanus L.	New Jersey Tea, Redroot	N
  Celastrus orbiculatus Thunb.	Oriental Bittersweet	I
  Celastrus scandens L.	Climbing Bittersweet, American Bittersweet	N
  Celtis occidentalis L.	Common Hackberry, Northern Hackberry	N
  Cenchrus longispinus (Hack.) Fern.	Northern Sandbur, Common Sandbur	N
  Cenchrus tribuloides L.	Dune Sandbur	N
  Centaurea jacea L.	Brown Knapweed	I
  Centaurea stoebe L. ssp. micranthos (S.G. Gmelin ex Gugler) Hayek	Spotted Knapweed	I
  Centaurea ×moncktonii C.E. Britton	Meadow Knapweed	I
  Cephalanthus occidentalis L.	Buttonbush	N
  Cephalotaxus harringtonia (J. Knight ex Forbes) Koch	Japanese Plum Yew	I
  Cerastium brachypetalum Pers.	Gray Mouse-ear Chickweed	I
  Cerastium fontanum Baumg. ssp. vulgare (Hartman) Greuter & Burdet	Common Mouse-ear Chickweed	I
  Cerastium glomeratum Thuill.	Sticky Mouse-ear Chickweed	I
  Cerastium semidecandrum L.	Little Mouse-ear Chickweed	I
  Cercis canadensis L. var. canadensis	Eastern Redbud	N
  Chaenorrhinum minus (L.) Lange ssp. minus	Dwarf Snapdragon, Lesser Toadflax	I
  Chaerophyllum tainturieri Hook.	Hairy-fruit Chervil, Southern Wild Chervil	N
  Chamaecrista fasciculata (Michx.) Greene var. fasciculata	Common Partridge-pea	N
  Chamaecrista nictitans (L.) Moench var. nictitans	Wild Sensitive Plant, Sensitive Partridge-pea	N
  Chamaelirium luteum (L.) Gray	Devil's-bit	N
  Chamaenerion angustifolium (Linnaeus) Scopoli ssp. circumvagum (Mosquin) Moldenke	Fireweed, Great Willow-herb	N
  Chelidonium majus L.	Greater Celandine	I
  Chelone glabra L.	White Turtlehead	N
  Chenopodiastrum simplex (Torrey) S. Fuentes, Uotila, & Borsch	Maple-leaf Goosefoot, Giant-seed Goosefoot	N
  Chenopodium album L.	Lamb's-quarters, Pigweed	I
  Chimaphila maculata (L.) Pursh	Spotted Wintergreen, Striped Wintergreen	N
  Chimaphila umbellata (L.) W. Barton ssp. cisatlantica (Blake) Hulten	Pipsissewa, Prince's-pine	N
  Chionanthus virginicus L.	Fringetree, Old Man's Beard	N
  Chloris verticillata Nutt.	Windmill Grass	I
  Chondrilla juncea L.	Skeleton-weed, Rush Skeleton-weed	I
  Chrysogonum virginianum L.	Green-and-gold	N
  Chrysopsis mariana (L.) Ell.	Maryland Golden-aster	N
  Chrysosplenium americanum Schwein. ex Hook.	Golden Saxifrage, Water-mat, Water-carpet	N
  Cichorium intybus L.	Chicory, Succory	I
  Cicuta maculata L. var. maculata	Water-hemlock, Spotted Water-hemlock	N
  Cinna arundinacea L.	Common Wood Reedgrass, Sweet Wood Reed-grass	N
  Circaea alpina L. ssp. alpina	Small Enchanter's Nightshade	N
  Circaea canadensis (L.) Hill	Enchanter's Night-shade	N
  Cirsium arvense (L.) Scop.	Canada Thistle, Field Thistle	I
  Cirsium discolor (Muhl. ex Willd.) Spreng.	Field Thistle	N
  Cirsium muticum Michx.	Swamp Thistle	N
  Cirsium pumilum (Nutt.) Spreng.	Pasture Thistle	N
  Cirsium vulgare (Savi) Ten.	Bull Thistle	I
  Cladium mariscoides (Muhl.) Torrey	Twig-rush	N
  Claytonia caroliniana Michx.	Carolina Spring Beauty, Broad-leaved Spring Beauty	N
  Claytonia virginica L. var. virginiana	Spring Beauty, Virginia Spring Beauty, Eastern Spring Beauty	N
  Claytosmunda claytoniana (L.) Metzgar & Rouhan	Interrupted Fern	N
  Clematis albicoma Wherry	White-haired Leatherflower	N
  Clematis catesbyana Pursh	Satin-curls	N
  Clematis occidentalis (Hornemann) DC. var. occidentalis	Purple Clematis, Mountain Clematis	N
  Clematis terniflora DC.	Sweet Autumn Clematis, Japanese Clematis	I
  Clematis viorna L.	Northern Leatherflower, Vase-vine	N
  Clematis virginiana L.	Virgin’s-bower	N
  Clinopodium calamintha (L.) Stace	Lesser Calamint, Basil-thyme	I
  Clinopodium vulgare L.	Wild Basil	N
  Clintonia borealis (Ait.) Raf.	Bluebead Lily, Yellow Clintonia	N
  Clintonia umbellulata (Michx.) Morong	Speckled Wood Lily, White Clintonia	N
  Clitoria mariana L. var. mariana	Butterfly Pea	N
  Coleataenia anceps (Michx.) Soreng ssp. anceps	Beaked Panic Grass	N
  Coleataenia longifolia (Torrey) Soreng ssp. longifolia	Long-leaved Panic Grass	N
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. condensa (Nash) LeBlond	Dense Panic Grass	N
  Coleataenia rigidula (Bosc ex Nees) LeBlond ssp. rigidula	Tall Flat Panic Grass	N
  Collinsonia canadensis L.	Richweed, Canada Horsebalm	N
  Comandra umbellata (L.) Nuttall var. umbellata	Eastern Bastard Toadflax	N
  Commelina communis L.	Asiatic Dayflower, Common Dayflower	I
  Comptonia peregrina (L.) Coult.	Sweet-fern	N
  Conium maculatum L.	Poison Hemlock	I
  Conoclinium coelestinum (L.) DC.	Mistflower, Ageratum	N
  Conopholis americana (L.) Wallroth	Squawroot, Bearcorn	N
  Consolida ajacis (L.) Schur.	Rocket Larkspur	I
  Convallaria pseudomajalis Bartram	American Lily-of-the-valley	N
  Convolvulus arvensis L.	Field Bindweed	I
  Corallorhiza maculata (Raf.) Raf. var. maculata	Eastern Spotted Coralroot	N
  Corallorhiza odontorhiza (Willd.) Nuttall	Autumn Coralroot	N
  Corallorhiza wisteriana Conrad	Spring Coralroot	N
  Coreopsis major Walt.	Woodland Coreopsis	N
  Coreopsis tripteris L.	Tall Coreopsis	N
  Coreopsis verticillata L.	Whorled Coreopsis, Thread-leaf Coreopsis	N
  Corydalis flavula (Raf.) DC	Yellow Corydalis, Yellow Fumewort, Yellow Harlequin	N
  Corylus americana Walt.	American Hazelnut, American Filbert	N
  Corylus cornuta Marsh. var. cornuta	Beaked Hazelnut	N
  Crataegus crus-galli L. var. crus-galli	Cockspur Hawthorn	N
  Crataegus dodgei Ashe	Dodge's Hawthorn	N
  Crataegus intricata Lange var. biltmoreana (Beadle) R.W. Lance	Biltmore Hawthorn	N
  Crataegus intricata Lange var. intricata	Entangled Hawthorn	N
  Crataegus intricata Lange var. rubella (Beadle) Kruschke	Reddish Hawthorn	N
  Crataegus macrosperma Ashe	Big-fruited Hawthorn, Eastern Hawthorn	N
  Crataegus pruinosa (Wendl. f.) K. Koch var. pruinosa	Frosted Hawthorn	N
  Crataegus succulenta Schrad. ex Link var. macracantha (Lodd. ex Loudon) Eggleston	Large-thorned Hawthorn	N
  Crataegus uniflora Muenchh.	One-flowered Hawthorn	N
  Crataegus ×disperma Ashe	Two-seed Hawthorn	N
  Crocanthemum bicknellii (Fernald) Barnhart	Plains Frostweed, Hoary Frostweed	N
  Crocanthemum canadense (L.) Britton	Canada Frostweed, Canada Sunrose	N
  Crocanthemum propinquum (Bicknell) Bicknell	Low Frostweed	N
  Crotalaria sagittalis L.	Rattlebox, Arrowhead Rattlebox	N
  Croton glandulosus L. var. septentrionalis Muell.-Arg.	Tropic Croton, Tooth-leaved Croton, Sand Croton	N
  Cryptotaenia canadensis (L.) DC.	Honewort	N
  Cubelium concolor (T.F. Forst.) Raf. ex Britt. & A. Brown	Green Violet	N
  Cunila origanoides (L.) Britt.	Common Dittany, Wild Oregano, Stonemint	N
  Cuphea viscosissima Jacq.	Blue Waxweed, Clammy Cuphea	N
  Cuscuta compacta Jussieu ex Choisy	Compact Dodder	N
  Cuscuta coryli Engelm.	Hazel Dodder	N
  Cuscuta gronovii Willd. ex Roem. & Schult.	Common Dodder	N
  Cuscuta indecora Choisy var. indecora	Big-seed Alfalfa Dodder, Large-seed Dodder, Pretty Dodder	N
  Cuscuta pentagona Engelm.	Five-angled Dodder	N
  Cuscuta polygonorum Engelm.	Smartweed Dodder	N
  Cyanus segetum Hill	Cornflower, Bachelor's-buttons	I
  Cynodon dactylon (L.) Pers.	Bermuda Grass	I
  Cynoglossum officinale L.	Hound's-tongue	I
  Cyperus bipartitus Torrey	Slender Flatsedge, Shining Flatsedge	N
  Cyperus brevifolioides Thieret & Delahoussaye	Pasture Spikesedge, Asiatic Greenhead Sedge	I
  Cyperus croceus Vahl	Baldwin's Flatsedge	N
  Cyperus dentatus Torrey	Toothed Flatsedge	N
  Cyperus echinatus (L.) Wood	Globe Flatsedge	N
  Cyperus esculentus L. var. leptostachyus Böckler	Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond
  Cyperus flavescens L.	Yellow Flatsedge	N
  Cyperus hortensis (Salzmann ex Steudel) Dorr	Low Spikesedge	N
  Cyperus lupulinus complex		N
  Cyperus odoratus L. var. odoratus	Fragrant Flatsedge, Rusty Flatsedge	N
  Cyperus squarrosus L. var. squarrosus	Awned Flatsedge	N
  Cyperus strigosus L.	Straw-colored Flatsedge	N
  Cypripedium acaule Aiton	Pink Lady's-slipper, Moccasin-flower	N
  Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight	Large Yellow Lady's-slipper	N
  Cystopteris bulbifera (L.) Bernh.	Bulblet Fern, Bulblet Bladder Fern	N
  Cystopteris protrusa (Weatherby) Blasdell	Lowland Bladder Fern, Lowland Brittle Fern	N
  Cystopteris tenuis (Michx.) Desv.	Fragile Fern, Mackay's Bladder Fern	N
  Dactylis glomerata L.	Orchard Grass	I
  Dactylorhiza viridis (L.) R.M. Bateman Pridgeon, & M.W. Chase	Long-bracteate Green Orchid, Long-bracteate Frog Orchid	N
  Danthonia compressa Austin	Mountain Oatgrass	N
  Danthonia sericea Nutt.	Silky Oatgrass	N
  Danthonia spicata (L.) Beauv. ex Roemer & J.A. Schultes	Poverty Oatgrass	N
  Datura stramonium L.	Jimson-weed	I
  Daucus carota L.	Queen-Anne's Lace, Wild Carrot	I
  Decodon verticillatus (L.) Ell.	Swamp Loosestrife, Water-willow	N
  Delphinium exaltatum Ait.	Tall Larkspur	N
  Delphinium tricorne Michx.	Dwarf Larkspur	N
  Dendrolycopodium hickeyi (W.H. Wagner, Beitel & Moran) A. Haines	Hickey's Ground-pine, Hickey's Tree-clubmoss	N
  Dendrolycopodium obscurum (L.) A. Haines	Common Ground-pine, Common Tree-clubmoss, Flat-branched Tree-clubmoss	N
  Deparia acrostichoides (Sw.) M. Kato	Silvery Spleenwort	N
  Desmodium canadense (L.) DC.	Showy Tick-trefoil, Canadian Tick-trefoil	N
  Desmodium ciliare (Muhl. ex Willd.) DC.	Hairy Small-leaf Tick-trefoil	N
  Desmodium cuspidatum (Muhl. ex Willd.) Loudon	Toothed Tick-trefoil, Large-bracted Tick-trefoil	N
  Desmodium glabellum (Michx.) DC.	Dillenius' Tick-trefoil	N
  Desmodium laevigatum (Nutt.) DC.	Smooth Tick-trefoil	N
  Desmodium marilandicum (L.) DC.	Smooth Small-leaf Tick-trefoil, Maryland Tick-trefoil	N
  Desmodium nuttallii (Schindl.) Schub.	Nuttall's Tick-trefoil	N
  Desmodium obtusum (Muhl. ex Willd.) DC.	Stiff Tick-trefoil	N
  Desmodium paniculatum (L.) DC. var. paniculatum	Narrow-leaf Tick-trefoil, Panicled-leaf Tick-trefoil	N
  Desmodium perplexum Schub.	Perplexing Tick-trefoil	N
  Desmodium rotundifolium DC.	Round-leaf Tick-trefoil, Prostrate Tick-trefoil	N
  Desmodium sessilifolium (Torr.) Torr. & Gray	Sessile-leaf Tick-trefoil	N
  Desmodium viridiflorum (L.) DC.	Velvet-leaf Tick-trefoil	N
  Dianthus armeria L.	Deptford Pink	I
  Dicentra cucullaria (L.) Bernh.	Dutchman's Breeches	N
  Dicentra eximia (Ker-Gawl.) Torr.	Wild Bleeding Heart	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. acuminatum	Woolly Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. fasciculatum (Torr.) Freckmann	Slender-stemmed Panic Grass	N
  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. lindheimeri (Nash) Gould & C.A. Clark	Lindheimer's Panic Grass	N
  Dichanthelium acuminatum complex		N
  Dichanthelium angustifolium (Ell.) Gould	Narrow-leaved Panic Grass	N
  Dichanthelium boscii (Poir.) Gould & C.A. Clark	Bosc's Panic Grass	N
  Dichanthelium clandestinum (L.) Gould	Deer-Tongue Grass	N
  Dichanthelium columbianum (Scribn.) Freckmann	American Witch Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould	Variable Panic Grass, Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. ashei (Pearson ex Ashe) Mohlenbrock	Ashe's Panic Grass	N
  Dichanthelium commutatum (J.A. Schultes) Gould var. commutatum	Variable Panic Grass	N
  Dichanthelium depauperatum (Muhl.) Gould	Starved Panic Grass	N
  Dichanthelium dichotomum (L.) Gould var. dichotomum	Small-fruited Panic Grass	N
  Dichanthelium dichotomum complex		N
  Dichanthelium latifolium (L.) Harvill	Broad-leaf Panic Grass	N
  Dichanthelium linearifolium (Scribn.) Gould	Slim-leaf Panic Grass, Linear-leaf Panic Grass	N
  Dichanthelium longiligulatum (Nash) Freckmann	Coastal Plain Panic Grass	N
  Dichanthelium meridionale (Ashe) Freckmann	Matting Panic Grass	N
  Dichanthelium microcarpon (Muhl. ex Elliott) Mohlenbrock	Branched Panic Grass	N
  Dichanthelium ovale (Ell.) Gould & C.A. Clark var. addisonii (Nash) Gould & C.A. Clark	Addison's Panic Grass	N
  Dichanthelium polyanthes (Schultes) Mohlenbrock	Round-seed Panic Grass	N
  Dichanthelium scoparium (Lam.) Gould	Velvet Panic Grass	N
  Dichanthelium scribnerianum (Nash) J.R. Thomas	Scribner's Panic Grass	N
  Dichanthelium sphaerocarpon (Ell.) Gould	Round-fruited Panic Grass	N
  Dichanthelium spretum (J.A. Schultes) Freckmann	Eaton's Panic Grass	N
  Dichanthelium villosissimum (Nash) Freckmann var. villosissimum	White-haired Panic Grass	N
  Diervilla lonicera Miller	Northern Bush-honeysuckle	N
  Digitaria ciliaris (Retz.) Koeler	Southern Crabgrass	N
  Digitaria filiformis (L.) Koeler var. filiformis	Slender Crabgrass	N
  Digitaria ischaemum (Schreb.) Muhl.	Smooth Crabgrass	I
  Digitaria sanguinalis (L.) Scop.	Northern Crabgrass	I
  Digitaria sanguinalis / ciliaris complex	Hairy Crabgrass, Big Crabgrass, Southern Crabgrass
  Dioscorea polystachya Turczaninow	Chinese Yam, Cinnamon Vine	I
  Dioscorea villosa L.	Wild Yam	N
  Diospyros virginiana L.	Common Persimmon, American Persimmon	N
  Diphasiastrum digitatum (Dill. ex A. Braun) Holub	Common Running-cedar, Common Running-pine	N
  Diphasiastrum tristachyum (Pursh) Holub	Ground-cedar, Blue Running-cedar	N
  Dipsacus fullonum L.	Wild Teasel, Common Teasel	I
  Dipsacus laciniatus L.	Cut-leaf Teasel	I
  Dirca palustris L.	Leatherwood	N
  Doellingeria infirma (Michx.) Greene	Cornel-leaved Aster	N
  Doellingeria umbellata (P. Mill.) Nees var. umbellata	Tall Flat-topped White Aster	N
  Draba ramossissima Desvaux	Rocktwist	N
  Draba verna Linnaeus	Whitlow-grass	I
  Drosera rotundifolia L.	Roundleaf Sundew	N
  Drymocallis arguta (Pursh) Rydberg	Tall Cinquefoil, Sticky Cinquefoil	N
  Dryopteris campyloptera (Kunze) Clarkson	Mountain Wood Fern	N
  Dryopteris carthusiana (Vill.) H.P. Fuchs	Spinulose Wood Fern, Toothed Wood Fern	N
  Dryopteris celsa (Wm. Palmer) Knowlt., Palmer & Pollard ex Small	Log Fern	N
  Dryopteris cristata (L.) Gray	Crested Wood Fern, Crested Fern	N
  Dryopteris goldieana (Hook. ex Goldie) Gray	Goldie's Wood Fern	N
  Dryopteris intermedia (Muhl. ex Willd.) Gray	Evergreen Wood Fern, Fancy Fern	N
  Dryopteris marginalis (L.) Gray	Marginal Wood Fern	N
  Dulichium arundinaceum (L.) Britton var. arundinaceum	Three-way Sedge	N
  Dysphania ambrosioides (L.) Mosyakin & Clemants	Mexican Tea, Wormseed, Epazote	I
  Echinacea laevigata (C.L. Boynt. & Beadle) Blake	Smooth Coneflower	N
  Echinacea purpurea (L.) Moench	Purple Coneflower	I
  Echinochloa crus-galli (L.) Beauv. var. crus-galli	Barnyard Grass	I
  Echinochloa muricata (Beauv.) Fern. var. muricata	Rough Barnyard Grass	N
  Echium vulgare L.	Viper's Bugloss, Blueweed	I
  Eclipta prostrata (L.) L.	False Daisy, Yerba-de-tajo	N
  Elaeagnus umbellata Thunb.	Autumn Olive	I
  Eleocharis acicularis (L.) Roemer & Schultes	Needle Spikerush	N
  Eleocharis compressa Sullivant var. compressa	Flattened Spikerush	N
  Eleocharis engelmannii Steudel	Engelmann Spikerush	N
  Eleocharis erythropoda Steudel	Bald Spikerush	N
  Eleocharis melanocarpa Torrey	Black-fruited Spikerush	N
  Eleocharis obtusa (Willd.) Schultes	Blunt Spikerush	N
  Eleocharis palustris (L.) Roemer & Schultes	Common Spikerush	N
  Eleocharis quadrangulata (Michaux) R. & S.	Square-stem Spikerush	N
  Eleocharis robbinsii Oakes	Robbins' Spikerush	N
  Eleocharis tenuis (Willd.) Schultes var. tenuis	Slender Spikerush	N
  Eleocharis tricostata Torrey	Three-angled Spikerush	N
  Eleocharis tuberculosa (Michx.) Schultes	Long-tubercled Spikerush, Cone-cup Spikerush	N
  Eleusine indica (L.) Gaertn.	Indian Goosegrass, Yard Grass	I
  Elodea canadensis Michx.	Common Waterweed	N
  Elymus hystrix L. var. hystrix	Bottlebrush Grass	N
  Elymus repens (L.) Gould	Quackgrass, Dog Grass	I
  Elymus riparius Wieg.	Riverbank Wild Rye	N
  Elymus trachycaulus (Link) Gould ex Shinners ssp. trachycaulus	Slender Wheatgrass	N
  Elymus villosus Muhl. ex Willd.	Hairy Wild Rye, Downy Wild Rye	N
  Elymus virginicus L. var. virginicus	Virginia Wild Rye	N
  Endodeca serpentaria (L.) Raf.	Virginia Snakeroot, Turpentine-root	N
  Endotropis lanceolata (Pursh) Hauensch.	Lance-Leaved Buckthorn	N
  Epifagus virginiana (L.) W.Barton	Beechdrops	N
  Epigaea repens L.	Trailing Arbutus	N
  Epilobium ciliatum Raf. ssp. ciliatum	American Willow-herb, Fringed Willow-herb, Hairy Willow-herb	N
  Epilobium coloratum Biehler	Purple-leaved Willow-herb	N
  Epipactis helleborine (L.) Crantz	Helleborine	I
  Equisetum arvense L.	Field Horsetail	N
  Equisetum fluviatile L.	Water Horsetail	N
  Equisetum praealtum Rafinesque	Tall Scouring-Rush	N
  Eragrostis capillaris (L.) Nees	Lacegrass	N
  Eragrostis cilianensis (All.) Vignola. ex Janchen	Stinkgrass	I
  Eragrostis hypnoides (Lam.) B.S.P.	Creeping Lovegrass	N
  Eragrostis pectinacea (Michx.) Nees var. pectinacea	Tufted Lovegrass, Carolina Lovegrass, Western Lovegrass	N
  Eragrostis pilosa (L.) Beauv. var. pilosa	India Lovegrass	I
  Eragrostis spectabilis (Pursh) Steud.	Purple Lovegrass, Tumblegrass	N
  Erechtites hieraciifolius (L.) Raf. ex DC.	Fireweed, Pilewort, American Burnweed	N
  Erigeron annuus (L.) Pers.	Annual Fleabane	N
  Erigeron canadensis L.	Horseweed, Common Horseweed	N
  Erigeron pulchellus Michx. var. pulchellus	Robin's Plantain	N
  Erigeron strigosus Muhl. ex Willd. var. strigosus	Daisy Fleabane	N
  Eriocaulon aquaticum (Hill) Druce	Seven-angled Pipewort	N
  Eriogonum allenii S. Wats. in A. Gray et al.	Shale Barren Wild Buckwheat	N
  Eriophorum virginicum L.	Tawny Cottongrass	N
  Erodium cicutarium (L.) L'Her. ex Ait.	Common Storksbill, Heron's-bill, Red-stem Filaree, Alfileria	I
  Eryngium yuccifolium Michx. var. yuccifolium	Northern Rattlesnake-master, Button Eryngo	N
  Erysimum cheiranthoides Linnaeus	Wormseed Wallflower	I
  Erythronium americanum Ker-Gawl. ssp. americanum	Yellow Trout Lily, American Trout Lily	N
  Erythronium umbilicatum Parks & Hardin ssp. umbilicatum	Dimpled Trout Lily	N
  Euonymus alatus (Thunb.) Sieb.	Winged Euonymus, Burning Bush	I
  Euonymus atropurpureus Jacq.	Eastern Wahoo	N
  Euonymus kiautschovicus Loes.	Spreading Euonymus	I
  Eupatorium album L.	White Thoroughwort	N
  Eupatorium altissimum L.	Tall Thoroughwort	N
  Eupatorium hyssopifolium L.	Hyssop-leaf Thoroughwort	N
  Eupatorium leucolepis (DC.) Torr. & Gray	White-bracted Thoroughwort, Justice-weed	N
  Eupatorium perfoliatum L.	Boneset, Common Boneset	N
  Eupatorium pilosum Walt.	Vervain Thoroughwort, Rough Boneset	N
  Eupatorium pubescens Muhl. ex Willd.	Hairy Thoroughwort, Hairy Boneset	N
  Eupatorium rotundifolium L.	Roundleaf Thoroughwort, Roundleaf Boneset	N
  Eupatorium serotinum Michx.	Late Thoroughwort	N
  Eupatorium sessilifolium L.	Upland Boneset	N
  Euphorbia commutata Engelm.	Wood Spurge, Tinted Woodland Spurge	N
  Euphorbia corollata L.	Flowering Spurge	N
  Euphorbia cyparissias L.	Cypress Spurge	I
  Euphorbia davidii Subils	Davids Spurge	I
  Euphorbia dentata Michx.	Toothed Spurge, Green Poinsettia	I
  Euphorbia falcata L.	Crescent Spurge, Sickle Spurge	I
  Euphorbia helioscopia L.	Sun Spurge, Wartweed	I
  Euphorbia hypericifolia L.	Graceful Sandmat	I
  Euphorbia lathyris L.	Caper Spurge, Mole Plant	I
  Euphorbia maculata L.	Spotted Spurge, Milk-purslane	N
  Euphorbia nutans Lagasca y Segura	Nodding Spurge, Eyebane	N
  Euphorbia prostrata Aiton	Prostrate Sandmat	I
  Euphorbia pubentissima Michx.	False Flowering Spurge	N
  Euphorbia spathulata Lam.	Woodland Spurge	N
  Eurybia divaricata (L.) Nesom	White Wood Aster	N
  Eurybia macrophylla (L.) Cass.	Big-leaf Aster, Large-leaved Aster	N
  Eurybia schreberi (Nees) Nees	Schreber's Aster	N
  Euthamia lanceolata (L.) Nesom	Hairy Grass-leaved Goldenrod	N
  Euthamia weakleyi Nesom	Weakley’s Flat-top Goldentop	N
  Eutrochium fistulosum (Barratt) E.E. Lamont	Hollow Joe-pye-weed	N
  Eutrochium maculatum (L.) E.E. Lamont var. maculatum	Spotted Joe-pye-weed	N
  Eutrochium purpureum (Linnaeus) E.E. Lamont var. purpureum	Sweet-scented Joe-pye-weed, Sweet Joe-pye-weed, Purple Joe-pye-weed	N
  Fagopyrum esculentum Moench	Buckwheat	I
  Fagus grandifolia Ehrhart	American Beech	N
  Fallopia cristata (Engelm. & A. Gray) Holub	Crested False Buckwheat	N
  Fallopia scandens (L.) Holub	Climbing False Buckwheat	N
  Festuca filiformis Pourret	Hair Fescue, Fineleaf Sheep Fescue	I
  Festuca rubra L.	Red Fescue	N
  Festuca subverticillata (Pers.) Alexeev	Nodding Fescue	N
  Festuca trachyphylla (Hackell) Krajina	Hard Fescue	I
  Filipendula rubra (Hill) B.L. Robins.	Queen-of-the-Prairie	N
  Fimbristylis annua (Allioni) R. & S.	Annual Fimbry	N
  Fimbristylis autumnalis (L.) R. & S.	Slender Fimbry	N
  Foeniculum vulgare P. Mill.	Fennel, Sweet Fennel	I
  Fragaria virginiana Duchesne	Wild Strawberry	N
  Frangula alnus P. Mill.	Alder Buckthorn, Glossy Buckthorn	I
  Frangula caroliniana (Walter) A. Gray	Carolina Buckthorn	N
  Fraxinus americana L.	White Ash	N
  Fraxinus nigra Marshall	Black ash	N
  Fraxinus pennsylvanica Marshall	Green Ash, Red Ash	N
  Froelichia gracilis (Hook.) Moq.	Slender Cottonweed	I
  Fumaria muralis W.D.J. Koch ssp. muralis	Common Ramping-fumitory, Wall Fumitory	I
  Galactia regularis (L.) B.S.P.	Eastern Milkpea	N
  Galax urceolata (Poir.) Brummitt	Galax	N
  Galearis spectabilis (L.) Raf.	Showy Orchis, Showy Orchid	N
  Galinsoga parviflora Cav. var. parviflora	Small-flower Quickweed, Gallant Soldier	I
  Galinsoga quadriradiata Ruiz & Pavon	Fringed Quickweed, Hairy Galinsoga, Shaggy Soldier	I
  Galium aparine L.	Cleavers	N
  Galium asprellum Michx.	Rough Bedstraw	N
  Galium circaezans Michx.	Forest Bedstraw	N
  Galium lanceolatum Torr.	Lanceleaf Wild Licorice	N
  Galium latifolium Michx.	Purple Bedstraw	N
  Galium mollugo L.	Smooth Bedstraw, Hedge Bedstraw	I
  Galium obtusum Bigelow	Blunt-leaf Bedstraw	N
  Galium obtusum Bigelow var. filifolium (Wieg.) Fern.	Bluntleaf Bedstraw, Carolina Bedstraw	N
  Galium obtusum Bigelow var. obtusum	Bluntleaf Bedstraw	N
  Galium pedemontanum (Bellardi) Allioni	Piedmont Bedstraw	I
  Galium pilosum Ait.	Hairy Bedstraw	N
  Galium tinctorium L.	Three-lobed Bedstraw	N
  Galium triflorum Michx.	Sweet-scented Bedstraw	N
  Galium verum L.	Yellow Bedstraw	I
  Gamochaeta purpurea (L.) Cabrera	Purple Cudweed, Purple Everlasting	N
  Gaultheria procumbens L.	Wintergreen, Teaberry	N
  Gaylussacia baccata (Wangenh.) K. Koch	Black Huckleberry	N
  Gaylussacia dumosa (Andr.) Torr. & Gray	Dwarf Huckleberry	N
  Gaylussacia frondosa (L.) Torr. & Gray ex Torr.	Dangleberry	N
  Gentiana clausa Raf.	Bottle Gentian, Closed Gentian	N
  Gentiana saponaria L.	Soapwort Gentian	N
  Gentiana villosa L.	Striped Gentian	N
  Gentianella quinquefolia (L.) Small	Eastern Stiff Gentian	N
  Geranium carolinianum L.	Carolina Geranium, Carolina Cranesbill	N
  Geranium columbinum L.	Long-stalk Cranesbill	I
  Geranium maculatum L.	Wild Geranium	N
  Geranium molle L.	Dove's-foot Geranium, Dove's-foot Cranesbill	I
  Geranium pusillum L.	Small Geranium, Small-flowered Cranesbill	I
  Geum canadense Jacquin	White Avens	N
  Geum laciniatum Murray	Rough Avens	N
  Geum vernum (Raf.) Torr. & Gray	Spring Avens
  Geum virginianum L.	Cream Avens	N
  Gillenia trifoliata (L.) Moench	Bowman's-root, Mountain Indian-physic	N
  Glechoma hederacea L.	Gill-over-the-ground, Ground-ivy	I
  Gleditsia triacanthos L.	Honey Locust
  Glyceria acutiflora Torr.	Sharp-scaled Mannagrass, Creeping Mannagrass	N
  Glyceria canadensis (Michx.) Trin.	Canada Mannagrass, Rattlesnake Mannagrass	N
  Glyceria melicaria (Michx.) F.T. Hubbard	Slender Mannagrass, Melic Mannagrass	N
  Glyceria obtusa (Muhl.) Trin.	Coastal Mannagrass	N
  Glyceria septentrionalis A.S. Hitchc.	Eastern Mannagrass, Floating Mannagrass	N
  Glyceria striata (Lam.) A.S. Hitchc. var. striata	Fowl Mannagrass	N
  Goodyera pubescens (Willd.) R.Br. ex Aiton f.	Downy Rattlesnake-plantain	N
  Goodyera repens (L.) R.Br. in W. Aiton & W.T. Aiton	Dwarf Rattlesnake-plantain, Lesser Rattlesnake-plantain	N
  Gratiola neglecta Torr.	Clammy Hedge-hyssop	N
  Greeneochloa coarctata (Eaton) P.M. Peterson, Soreng, Romasch. & Barberá	Nuttall's Reedgrass	N
  Gymnocarpium appalachianum Pryer and Haufler	Appalachian Oak Fern	N
  Gymnocladus dioica (L.) K. Koch	Kentucky Coffee-tree	N
  Hackelia virginiana (L.) I.M.Johnston	Virginia Stickseed	N
  Hamamelis virginiana L. var. virginiana	Witch Hazel	N
  Hedeoma pulegioides (L.) Pers.	American Pennyroyal	N
  Helanthium tenellum (Martius) Britton	Dwarf Burhead	N
  Helenium autumnale L.	Common Sneezeweed, Autumn Sneezeweed	N
  Helenium flexuosum Raf.	Southern Sneezeweed	N
  Helenium virginicum Blake	Virginia Sneezeweed	N
  Helianthus angustifolius L.	Narrow-leaved Sunflower	N
  Helianthus atrorubens L.	Purple-disk Sunflower	N
  Helianthus decapetalus L.	Thin-leaved Sunflower	N
  Helianthus divaricatus L.	Woodland Sunflower	N
  Helianthus giganteus L.	Tall Sunflower, Giant Sunflower	N
  Helianthus grosseserratus Martens	Sawtooth Sunflower	I
  Helianthus laetiflorus Pers.	Showy Sunflower	I
  Helianthus laevigatus Torr. & Gray	Smooth Sunflower	N
  Helianthus strumosus L.	Pale-leaved Sunflower	N
  Helianthus tuberosus L.	Jerusalem Artichoke	I
  Heliopsis helianthoides (L.) Sweet var. helianthoides	Oxeye, Smooth Oxeye	N
  Helonias bullata L.	Swamp-pink	N
  Hemerocallis fulva (L.) L.	Orange Day-lily, Tiger-lily	I
  Hepatica acutiloba DC.	Sharp-lobed Hepatica, Sharp-lobed Liverleaf	N
  Hepatica americana (DC.) Ker-Gawl.	Round-lobed Hepatica, Round-lobed Liverleaf	N
  Hesperis matronalis Linnaeus	Dame's Rocket	I
  Heuchera alba Rydb.	White Alumroot	N
  Heuchera americana L.	Alumroot, Americana Alumroot	N
  Heuchera hispida Pursh	Purple Alumroot	N
  Heuchera pubescens Pursh	Marbled Alumroot	N
  Hexasepalum teres (Walter) J.H. Kirkbride	Common Buttonweed, Rough Buttonweed	N
  Hexastylis heterophylla (Ashe) Small	Variable-leaf Heartleaf	N
  Hexastylis minor (Ashe) Blomquist	Little Heartleaf	N
  Hexastylis virginica (L.) Small	Virginia Heartleaf	N
  Hibiscus moscheutos L.	Swamp Rose-mallow, Eastern Rose-mallow, Crimson-eyed Rose-mallow	N
  Hibiscus trionum L.	Flower-of-an-hour	I
  Hieracium paniculatum L.	Panicled Hawkweed, Alleghany Hawkweed	N
  Hieracium scabrum Michx.	Rough Hawkweed	N
  Hieracium traillii Greene	Maryland Hawkweed	N
  Hieracium venosum L.	Rattlesnake Weed	N
  Hierochloe hirta (Schrank) Borbás	Holy Grass, Sweet Grass, Vanilla Grass	N
  Holcus lanatus L.	Common Velvet Grass	I
  Holosteum umbellatum L. ssp. umbellatum	Jagged Chickweed	I
  Homalosorus pycnocarpos (Spreng.) Pichi-Sermolli	Glade Fern	N
  Houstonia caerulea L.	Common Bluets, Azur Bluets, Quaker Ladies	N
  Houstonia longifolia Gaertn.	Longleaf Bluets	N
  Houstonia tenuifolia Nuttall	Narrowleaf Bluets, Diffuse-branched Bluets	N
  Humulus japonicus Sieb. & Zucc.	Japanese Hops	I
  Humulus lupulus L.	Common Hops
  Huperzia lucidula (Michx.) Trevisan	Shining Clubmoss, Shining Firmoss	N
  Hydrangea arborescens L.	Wild Hydrangea, Smooth Hydrangea	N
  Hydrastis canadensis L.	Golden-seal	N
  Hydrocotyle americana L.	American Water-pennywort, American Marsh-pennywort	N
  Hydrocotyle ranunculoides L. f.	Swamp Water-pennywort, Floating Marsh-pennywort	N
  Hydrophyllum virginianum L. var. virginianum	Virginia Waterleaf, Eastern Waterleaf	N
  Hylodesmum glutinosum (Muhl. ex Willld.) H. Ohashi & R.R. Mill	Pointed-leaf Tick-trefoil	N
  Hylodesmum nudiflorum (L.) H. Ohashi & R.R. Mill	Naked-Flowered Tick-trefoil	N
  Hylotelephium telephioides (Michx.) H. Ohba	Allegheny Stonecrop, Allegheny Live-for-ever	N
  Hypericum boreale (Britt.) Bickn.	Northern St. John's-wort	N
  Hypericum canadense L.	Canada St. John's-wort	N
  Hypericum densiflorum Pursh	Bushy St. John's-wort	N
  Hypericum gentianoides (L.) B.S.P.	Pineweed, Orange-grass	N
  Hypericum gymnanthum Engelm. & A. Gray	Clasping St. John's-wort, Clasping-leaf St. John's-wort	N
  Hypericum mutilum L.	Dwarf St. John's-wort	N
  Hypericum perforatum L.	Common St. John's-wort	I
  Hypericum prolificum L.	Shrubby St. John's-wort	N
  Hypericum punctatum Lam.	Spotted St. John's-wort	N
  Hypericum stragulum P. Adams & Robson	Low St. Andrew's Cross	N
  Hypopitys monotropa Crantz	Pinesap	N
  Hypoxis hirsuta (L.) Coville	Eastern Yellow Stargrass	N
  Ilex montana Torr. & Gray ex Gray	Mountain Holly	N
  Ilex verticillata (L.) Gray	Winterberry	N
  Impatiens capensis Meerburg	Orange Jewelweed, Spotted Jewelweed	N
  Impatiens pallida Nuttall	Yellow Jewelweed, Pale Jewelweed	N
  Ionactis linariifolia (L.) Greene	Stiff-leaved Aster	N
  Ipomoea pandurata (L.) G.F.W. Mey.	Wild Potato-vine, Manroot, Man-of-the-earth	N
  Ipomoea purpurea (L.) Roth	Common Morning Glory	I
  Iris cristata Solander ex Aiton	Dwarf Crested Iris	N
  Iris domestica (Linnaeus) Goldblatt & Mabberley	Blackberry-lily	I
  Iris verna L.	Dwarf Iris	N
  Iris verna L. var. smalliana Fernald ex M.E. Edwards	Upland Dwarf Iris	N
  Iris versicolor L.	Larger Blue Flag, Northern Blue Flag	N
  Iris virginica L.	Virginia Blue Flag, Southern Blue Flag	N
  Isatis tinctoria Linnaeus	Dyer's Woad	I
  Isoetes engelmannii A. Braun	Engelmann's Quillwort	N
  Isoetes riparia Engelm. ex A. Braun	Shore Quillwort	N
  Isoetes valida (Engelm.) Clute	Mountain Quillwort	N
  Isoetes virginica N.E. Pfeiffer	Virginia Quillwort	N
  Isotrema macrophyllum (Lam.) C.F. Reed	Dutchman's-pipe, Pipevine	N
  Isotria medeoloides (Pursh) Raf.	Small Whorled Pogonia	N
  Isotria verticillata (Muhl. ex Willd.) Raf.	Large Whorled Pogonia	N
  Jeffersonia diphylla (L.) Pers.	Twinleaf	N
  Juglans cinerea L.	Butternut, White Walnut	N
  Juglans nigra L.	Black Walnut	N
  Juncus acuminatus Michx.	Sharp-fruited Rush	N
  Juncus balticus Willd. var. littoralis Engelm.	Baltic Rush	N
  Juncus brachycephalus (Engelm.) Buch.	Small-headed Rush	N
  Juncus bufonius L.	Toad Rush	N
  Juncus canadensis J. Gay ex Laharpe	Canadian Rush	N
  Juncus debilis Gray	Weak Rush	N
  Juncus dichotomus Ell.	Forked Rush	N
  Juncus dudleyi Wieg.	Dudley's Rush	N
  Juncus effusus L. var. solutus Fernald & Wiegand	Common Rush, Soft Rush	N
  Juncus marginatus Rostk.	Grass-leaved Rush	N
  Juncus scirpoides Lam. var. scirpoides	Needle-pod Rush, Lobe-headed Rush	N
  Juncus secundus Beauv. ex Poir.	Secund Rush, Lopsided Rush	N
  Juncus subcaudatus (Engelm.) Coville & Blake	Short-tailed Rush	N
  Juncus tenuis Willd.	Path Rush, Slender Rush, Poverty Rush	N
  Juncus torreyi Coville	Torrey's Rush	N
  Juncus tweedyi Rydberg	Narrow-panicled Rush	N
  Juniperus virginiana L. var. virginiana	Eastern Redcedar	N
  Justicia americana (L.)Vahl	Common Water-willow, American Water-willow	N
  Kalmia latifolia L.	Mountain Laurel, Ivy	N
  Kellochloa verrucosa (Muhl.) Lizarazu, M.V. Nicola, & Scataglini	Warty Panic Grass	N
  Koelreuteria paniculata Laxmann	Golden Rain Tree	I
  Krigia virginica (L.) Willd.	Dwarf-dandelion, Virginia Dwarf-dandelion	N
  Kummerowia stipulacea (Maxim.) Makino	Korean-clover	I
  Kummerowia striata (Thunb.) Schindl.	Japanese-clover	I
  Lablab purpureus (L.) Sweet	Hyacinth-bean	I
  Lachnanthes caroliniana (Lam.) Dandy	Redroot	N
  Lactuca biennis (Moench) Fern.	Tall Blue Lettuce	N
  Lactuca canadensis L.	Wild Lettuce	N
  Lactuca saligna L.	Willow-leaf Lettuce	I
  Lactuca serriola L.	Prickly Lettuce	I
  Lamium amplexicaule L. var. amplexicaule	Henbit, Henbit Dead-nettle	I
  Lamium purpureum L.	Red Dead-nettle, Purple Dead-nettle	I
  Laportea canadensis (L.) Weddell	Wood Nettle	N
  Lapsana communis L.	Common Nipplewort	I
  Lathyrus latifolius L.	Everlasting Pea, Perennial Sweet Pea	I
  Lathyrus palustris L.	Marsh Pea, Marsh Vetchling	N
  Lathyrus venosus Muhl. ex Willd. var. venosus	Veiny Pea	N
  Lechea racemulosa Michx.	Common Pinweed, Illinois Pinweed	N
  Leersia oryzoides (L.) Sw.	Rice Cutgrass	N
  Leersia virginica Willd.	White Grass, White Cutgrass, Virginia Cutgrass	N
  Lemna minor L.	Common Duckweed	N
  Lemna perpusilla Torr.	Minute Duckweed	N
  Lemna valdiviana Phil.	Pale Duckweed	N
  Leonurus cardiaca L. ssp. cardiaca	Motherwort, Lion's-tail	I
  Lepidium campestre (Linnaeus) R. Brown	Field Pepperweed, Field Peppergrass, Cow Cress	I
  Lepidium virginicum L. var. virginicum	Virginia Pepperweed, Virginia Peppergrass, Common Peppergrass, Poor Man's Pepper	N
  Lespedeza bicolor Turcz.	Shrubby Bush-clover, Bicolor Lespedeza, Shrub Lespedeza,	I
  Lespedeza capitata Michx.	Round-headed Lespedeza, Round-headed Bush-clover	N
  Lespedeza cuneata (Dum.-Cours.) G. Don	Sericea Lespedeza, Chinese Lespedeza	I
  Lespedeza frutescens (L.) Ell.	Violet Lespedeza, Violet Bush-clover	N
  Lespedeza hirta (L.) Hornemann var. hirta	Hairy Lespedeza, Hairy Bush-clover	N
  Lespedeza procumbens Michx.	Trailing Lespedeza, Trailing Bush-clover	N
  Lespedeza repens (L.) W. Bart.	Creeping Lespedeza, Creeping Bush-clover	N
  Lespedeza violacea (L.) Pers.	Wand Lespedeza, Wand Bush-clover	N
  Lespedeza virginica (L.) Britt.	Slender Lespedeza, Slender Bush-clover	N
  Leucanthemum vulgare Lam.	Oxeye Daisy	I
  Liatris helleri T.C. Porter	Heller's Blazing Star	N
  Liatris pilosa (Aiton) Willd.	Grass-leaf Blazing Star, Grass-leaf Gayfeather	N
  Liatris scariosa (L.) Willd.	Large Blazing Star, Eastern Blazing Star	N
  Liatris spicata (L.) Willd.	Dense Blazing Star	N
  Liatris virgata Nuttall	Wand Blazing Star	N
  Ligusticum canadense (L.) Britt.	American Lovage	N
  Ligustrum sinense Louriere	Chinese Privet	I
  Lilium canadense L.	Canada Lily	N
  Lilium philadelphicum L.	Wood Lily	N
  Lilium superbum L.	Turk's-cap Lily	N
  Linaria vulgaris P. Mill.	Butter-and-eggs, Yellow Toadflax	I
  Lindera benzoin (L.) Blume	Spicebush	N
  Lindernia anagallidea (Michx.) Pennell	Long-stalked False Pimpernel	N
  Linum intercursum Bickn.	Sandplain Flax	N
  Linum striatum Walt.	Ridged Yellow Flax	N
  Linum virginianum L.	Virginia Yellow Flax, Woodland Flax	N
  Liparis liliifolia (L.) L.C. Rich. ex Ker-Gawl.	Lily-leaved Twayblade, Large Twayblade	N
  Liparis loeselii (L.) L.C. Rich.	Bog Twayblade, Fen Orchid	N
  Liquidambar styraciflua L.	Sweetgum	N
  Liriodendron tulipifera L.	Tulip-Poplar, Yellow Poplar, Tuliptree	N
  Lithospermum canescens (Michx.) Lehm.	Hoary Puccoon	N
  Lithospermum virginianum L.	Virginia False Gromwell, Virginia Marbleseed	N
  Lobelia cardinalis L.	Cardinal Flower	N
  Lobelia inflata L.	Indian Tobacco	N
  Lobelia siphilitica L.	Great Blue Lobelia	N
  Lobelia spicata Lam.	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. scaposa McVaugh	Pale-spike Lobelia	N
  Lobelia spicata Lam. var. spicata	Pale-spike Lobelia	N
  Lolium arundinaceum (Schreb.) Darbysh.	Tall Fescue, Alta Fescue	I
  Lolium perenne L.	Rye Grass	I
  Lolium perenne L. var. perenne	English Rye Grass, Perennial Rye Grass	I
  Lonicera dioica L.	Limber Honeysuckle, Red Honeysuckle	N
  Lonicera japonica Thunb.	Japanese Honeysuckle	I
  Lonicera maackii (Rupr.) Maximowicz var. maackii	Amur Honeysuckle	I
  Lonicera morrowii Gray	Morrow's Honeysuckle	I
  Lonicera sempervirens L.	Trumpet Honeysuckle, Coral Honeysuckle	N
  Lonicera ×bella Zabel	Showy Honeysuckle	I
  Lorinseria areolata (L.) Presl	Netted Chain Fern	N
  Lotus corniculatus L.	Bird's-foot Trefoil	I
  Lotus tenuis Waldst. & Kit. ex Willd.	Slender Birdsfoot-trefoil	I
  Ludwigia alternifolia L.	Seedbox, Alternate-leaved Seedbox	N
  Ludwigia palustris (L.) Elliott	Marsh Seedbox, Common Water-purslane	N
  Lunaria annua Linnaeus	Annual Honesty, Money Plant, Silver-dollar	I
  Lupinus perennis L.	Sundial Lupine	N
  Luzula acuminata Raf.	Hairy Woodrush	N
  Luzula bulbosa (Wood) Smyth & Smyth	Bulbous Woodrush	N
  Luzula echinata (Small) F.J. Hermann	Spreading Woodrush	N
  Luzula multiflora (Ehrhart) Lejeune var. multiflora	Common Woodrush	N
  Lycium barbarum L.	Common Matrimony-vine, Wolfberry, Goji Berry	I
  Lycopodiella inundata (L.) Holub	Northern Bog Clubmoss	N
  Lycopodiella ×gilmanii A. Haines		N
  Lycopodium clavatum L.	Staghorn Clubmoss, Running Clubmoss	N
  Lycopus americanus Muhl. ex W. Bart.	American Bugleweed	N
  Lycopus uniflorus Michx.	Northern Bugleweed	N
  Lycopus virginicus L.	Virginia Bugleweed, Virginia Water Horehound	N
  Lygodium palmatum (Bernh.) Sw.	American Climbing Fern, Hartford Fern	N
  Lyonia ligustrina (L.) DC. var. ligustrina	Maleberry, He-Huckleberry	N
  Lysimachia nummularia L.	Moneywort, Creeping Jenny	I
  Lysimachia quadrifolia L.	Whorled Loosestrife	N
  Lysimachia terrestris (L.) B.S.P.	Swamp Loosestrife, Bog Loosestrife, Swamp Candles	N
  Lythrum alatum Pursh	Northern Winged Loosestrife	N
  Lythrum salicaria L.	Purple Loosestrife	I
  Maclura pomifera (Raf.) Schneid.	Osage Orange, Hedge Apple, Bois-d'arc	I
  Magnolia acuminata (L.) L.	Cucumber Magnolia, Cucumber-tree	N
  Magnolia tripetala (L.) L.	Umbrella Magnolia	N
  Magnolia virginiana L.	Sweetbay, Sweetbay Magnolia, Swamp Magnolia	N
  Maianthemum canadense Desf.	Canada Mayflower, False Lily-of-the-valley	N
  Maianthemum racemosum (L.) Link	Eastern Solomon's-plume, False Solomon's-seal	N
  Maianthemum stellatum (L.) Link	Starry Solomon's-plume, Starry False Solomon's-seal	N
  Malaxis bayardii Fern.	Appalachian Adder's-mouth	N
  Malaxis unifolia Michaux	Green Adder's-mouth	N
  Malus angustifolia (Aiton) Michx.	Southern Crabapple	N
  Malus coronaria (L.) P. Mill.	Sweet Crabapple	N
  Malus domestica (Suckow) Borkh.	Common Apple	I
  Malva moschata L.	Musk Mallow	I
  Malva neglecta Wallroth	Common Mallow, Cheeses	I
  Matricaria discoidea DC.	Pineapple Weed, Rayless Chamomile	I
  Medeola virginiana L.	Indian Cucumber-root	N
  Medicago arabica (L.) Huds.	Spotted Medick, Spotted Bur-clover	I
  Medicago lupulina L.	Black Medick	I
  Medicago sativa L.	Alfalfa, Lucerne	I
  Melampyrum lineare Desr.	Cow-wheat	N
  Melanthium hybridum Walter	Crisped Bunchflower, Broadleaf Bunchflower	N
  Melanthium parviflorum (Michaux) S. Watson	Mountain Bunchflower, Small-flowered False-hellebore	N
  Melanthium virginicum L.	Bog Bunchflower, Virginia Bunchflower	N
  Melica mutica Walt.	Two-flower Melic	N
  Melica nitens (Scribn.) Nutt. ex Piper	Three-flower Melic	N
  Melilotus albus Medikus	White Sweet-clover	I
  Melilotus officinalis (L.) Lam.	Yellow Sweet-clover	I
  Melissa officinalis L.	Lemon Balm, Common Balm	I
  Menispermum canadense L.	Canada Moonseed, Common Moonseed, Yellow Parilla	N
  Mentha canadensis L.	Canada Mint, Wild Mint	N
  Mentha spicata L.	Spearmint	I
  Mentha ×gracilis Sole	Ginger Mint, Creeping Whorled Mint	I
  Menyanthes trifoliata L.	Buckbean, Bogbean	N
  Mertensia virginica (L.) Pers. ex Link	Virginia Bluebells, Virginia Cowslip	N
  Micranthes micranthidifolia (Haw.) Small	Lettuce Saxifrage, Lettuce-leaved Saxifrage, Brook Lettuce	N
  Micranthes pensylvanica (L.) Haw.	Swamp Saxifrage	N
  Micranthes virginiensis (Michaux) Small	Early Saxifrage	N
  Microstegium vimineum (Trin.) A. Camus	Japanese Stiltgrass, Nepalese Brown-top, Japanese Grass	I
  Mikania scandens (L.) Willd.	Climbing Hempweed	N
  Milium effusum L. var. cisatlanticum Fern.	Tall Millet Grass, American Millet Grass, American Wood Millet	N
  Mimulus alatus Aiton	Winged Monkeyflower	N
  Mimulus ringens L. var. ringens	Square-stemmed Monkeyflower, Allegheny Monkeyflower	N
  Miscanthus sinensis Anderss.	Chinese Silvergrass, Eulalia, Maiden Grass	I
  Mitchella repens L.	Partridge-berry	N
  Mitella diphylla L.	Two-leaved Miterwort, Bishop's Cap	N
  Mollugo verticillata L.	Carpetweed, Green Carpetweed, Indian Chickweed	I
  Monarda clinopodia L.	White Bergamot, Basil Beebalm	N
  Monarda fistulosa L.	Wild Bergamot	N
  Monarda fistulosa L. var. fistulosa	Appalachian Bergamot	N
  Monarda fistulosa L. var. mollis (L.) Benth.	Eastern Bergamot	N
  Monotropa uniflora L.	Indian Pipe	N
  Monotropsis odorata Schwein. ex Ell.	Sweet Pinesap	N
  Morus alba L.	White Mulberry	I
  Morus rubra L.	Red Mulberry	N
  Muhlenbergia frondosa (Poir.) Fern.	Smooth Wirestem Muhly	N
  Muhlenbergia glomerata (Willd.) Trin.	Marsh Muhly, Spiked Muhly	N
  Muhlenbergia mexicana (L.) Trin.	Hairy Wirestem Muhly	N
  Muhlenbergia schreberi J.F. Gmel.	Nimblewill	N
  Muhlenbergia sobolifera (Muhl. ex Willd.) Trin.	Rock Muhly, Cliff Muhly	N
  Muhlenbergia sylvatica (Torr.) Torr. ex Gray	Woodland Muhly	N
  Muhlenbergia tenuiflora (Willd.) B.S.P.	Slender Muhly	N
  Mummenhoffia alliacea (L.) Esmailbegi & Al-Shehbaz	Roadside Pennycress, Garlic Pennycress	I
  Murdannia keisak (Hasskarl) Handel-Mazzetti	Marsh Dewflower	I
  Muscari neglectum Guss. ex Ten.	Grape-hyacinth	I
  Myosotis laxa Lehm. ssp. laxa	Smaller Forget-me-not, Tufted Forget-me-not	N
  Myosotis verna Nutt.	Early Forget-me-not, Spring Forget-me-not	N
  Myriophyllum aquaticum (Vell.) Verdc.	Parrot Feather, Brazilian Water-milfoil	I
  Myriophyllum pinnatum (Walt.) BSP	Cut-leaf Water-milfoil	N
  Myriopteris lanosa (Michaux) Grusz & Windham	Hairy Lip Fern	N
  Nabalus albus (L.) Hooker	White Rattlesnake-root	N
  Nabalus altissimus (L.) Hooker	Tall Rattlesnake-root	N
  Nabalus serpentarius (Pursh) Hooker	Lion's foot, Cankerweed	N
  Nabalus trifoliolatus Cassini	Gall-of-the-earth	N
  Nasturtium officinale R. Brown	Watercress	I
  Nelumbo lutea Willd.	American Lotus, American Lotus-lily, Yellow Lotus	N
  Neottia smallii (Wieg.) Szlachetko	Appalachian Twayblade, Small's Twayblade, Kidneyleaf Twayblade	N
  Nepeta cataria L.	Catnip, Catmint	I
  Nicandra physalodes (L.) Gaertner	Apple-of-Peru	I
  Noccaea perfoliata (Linnaeus) Al-Shehbaz	Perfoliate Pennycress, Thoroughwort Pennycress	I
  Nuphar advena (Ait.) Ait.f.	Yellow Pond-lily, Common Spatterdock	N
  Nyssa biflora Walt.	Swamp Tupelo, Swamp Black Gum	N
  Nyssa sylvatica Marshall	Black Gum, Sour Gum	N
  Oclemena acuminata (Michx.) Greene	Whorled Wood Aster	N
  Oenothera argillicola Mackenzie	Shale Barren Evening-primrose	N
  Oenothera biennis L.	Common Evening-primrose	N
  Oenothera fruticosa L.	Narrow-leaf Sundrops, Southern Sundrops	N
  Oenothera gaura W.L. Wagner & Hoch	Biennial Gaura, Northeastern Gaura	N
  Oenothera laciniata Hill	Cutleaf Evening-primrose	N
  Oenothera perennis L.	Small Sundrops, Little Sundrops	N
  Oenothera tetragona Roth	Sundrops	N
  Onoclea sensibilis L.	Sensitive Fern, Bead Fern	N
  Ophioglossum engelmannii Prantl	Limestone Adder's-tongue, Engelmann's Adder's-tongue	N
  Oplismenus undulatifolius (Ard.) P. Beauv.	Wavyleaf Basketgrass, Wavyleaf Grass	I
  Opuntia humifusa (Raf.) Raf.	Eastern prickly-pear	N
  Opuntia humifusa complex	Eastern Prickly-pear	N
  Origanum vulgare L.	Wild Marjoram	I
  Orontium aquaticum L.	Golden Club	N
  Osmorhiza claytonii (Michx.) C.B. Clarke	Sweet Cicely	N
  Osmorhiza longistylis (Torr.) DC.	Aniseroot	N
  Osmunda spectabilis Willd.	Royal Fern	N
  Osmundastrum cinnamomeum (L.) C. Presl var. cinnamomeum	Cinnamon Fern	N
  Ostrya virginiana (P.Mill.) K.Koch	Hop-hornbeam, Eastern Hop-hornbeam, Ironwood	N
  Oxalis dillenii Jacquin	Southern Yellow Wood-sorrel	N
  Oxalis florida Salisbury	Slender Yellow Wood-sorrel	N
  Oxalis grandis Small	Great Yellow Wood-sorrel	N
  Oxalis montana Raf.	Mountain Wood-sorrel, White Wood-sorrel	N
  Oxalis stricta L.	Common Yellow Wood-sorrel	N
  Oxalis violacea L.	Violet Wood-sorrel	N
  Oxydendrum arboreum (L.) DC.	Sourwood, Sorrel Tree	N
  Oxypolis rigidior (L.) Raf.	Cowbane, Stiff Cowbane	N
  Packera anonyma (Wood) W.A. Weber & A. Love	Small's Ragwort	N
  Packera antennariifolia (Britton) W.A. Weber & A. Love	Shale-barren Ragwort	N
  Packera aurea (L.) A. & D. Love	Golden Ragwort, Heartleaf Ragwort	N
  Packera obovata (Muhl. ex Willd.) W.A. Weber & A. Love	Round-leaved Ragwort, Running Ragwort	N
  Packera paupercula (Michx.) A. & D. Love var. paupercula	Balsam Ragwort	N
  Palustricodon aparinoides (Pursh) Morin var. aparinoides	Marsh Bellflower	N
  Panax quinquefolius L.	Ginseng, American Ginseng, Sang	N
  Panicum capillare L. ssp. capillare	Witch Grass	N
  Panicum dichotomiflorum Michx. var. dichotomiflorum	Spreading Panic Grass, Fall Panic Grass	N
  Panicum flexile (Gattinger) Scribn.	Wiry Panic Grass	N
  Panicum hemitomon J.A. Schultes	Maidencane	N
  Panicum philadelphicum Bernh. ex Trin. ssp. gattingeri (Nash) Freckm. & Lelong	Gattinger's Panic Grass	N
  Panicum philadelphicum Bernh. ex Trin. ssp. philadelphicum	Philadelphia Panic Grass	N
  Panicum virgatum L.	Switchgrass	N
  Panicum virgatum L. var. cubense Griseb.	Blunt Switchgrass	N
  Panicum virgatum L. var. virgatum	Switchgrass	N
  Papaver dubium L.	Field Poppy, Long-headed Poppy	I
  Parietaria pensylvanica Muhl. ex Willd.	Pennsylvania Pellitory, Rock Pellitory	N
  Parnassia asarifolia Vent.	Kidney-leaved Grass-of-Parnassus, Appalachian Grass-of-Parnassus, Brook Parnassia	N
  Parnassia grandifolia DC.	Large-leaved Grass-of-Parnassus, Bigleaf Grass-of-Parnassus	N
  Parogonum ciliinode (Michaux) Desjardins & J.P. Bailey	Fringed Bindweed, Fringed Black Bindweed	N
  Paronychia argyrocoma (Michx.) Nutt.	Silverling, Silver Whitlow-wort	N
  Paronychia canadensis (L.) Wood	Smooth Forked Nailwort	N
  Paronychia fastigiata (Raf.) Fern.	Hairy Forked Nailwort	N
  Paronychia montana (Small) Pax & K. Hoffmann	Mountain Nailwort	N
  Parthenium auriculatum Britt.	Glade Wild Quinine	N
  Parthenium integrifolium L. var. integrifolium	Common Wild Quinine	N
  Parthenocissus quinquefolia (L.) Planch.	Virginia-creeper	N
  Paspalum dissectum (L.) L.	Walter's Paspalum, Mudbank Crowngrass	N
  Paspalum laeve Michx.	Field Paspalum	N
  Paspalum pubiflorum Rupr. ex Fourn. var. glabrum Vasey	Hairy-seed Paspalum, Hairy-seed Crown-grass	N
  Paspalum setaceum Michx.	Thin Paspalum, Slender Paspalum	N
  Paspalum setaceum Michx. var. mühlenbergii (Nash) Fern.	Muhlenberg's Slender Paspalum	N
  Pastinaca sativa L.	Wild Parsnip	I
  Patis racemosa (Sm.) Romasch., P.M. Peterson, & Soreng	Black-seed Ricegrass	N
  Paulownia tomentosa (Thunb.) Steud.	Royal Paulownia, Princess Tree, Empress Tree	I
  Pedicularis canadensis L.	Lousewort, Wood-betony	N
  Pedicularis lanceolata Michx.	Swamp Lousewort	N
  Pellaea atropurpurea (L.) Link	Purple Cliff-brake	N
  Pellaea glabella Mett. ex Kuhn ssp. glabella	Smooth Cliff-brake	N
  Peltandra virginica (L.) Schott	Arrow-arum, Tuckahoe	N
  Penstemon brevisepalus Pennell	Short-sepaled Beard-tongue	N
  Penstemon canescens (Britt.) Britt.	Gray Beard-tongue, Eastern Gray Beard-tongue	N
  Penstemon digitalis Nutt. ex Sims	Foxglove Beard-tongue, Tall White Beard-tongue
  Penstemon laevigatus Aiton	Smooth Beard-tongue, Eastern Smooth Beard-tongue	N
  Penstemon pallidus Small	Eastern Pale Beard-tongue	N
  Penthorum sedoides L.	Ditch Stonecrop	N
  Perilla frutescens (L.) Britt.	Perilla, Beefsteak Plant	I
  Persicaria amphibia (L.) Gray	Water Smartweed	N
  Persicaria arifolia (L.) Haraldson	Halberd-leaf Tearthumb	N
  Persicaria extremiorientalis (Vorosch.) Tzvelev.	East Asian Smartweed	I
  Persicaria hydropiper (L.) Spach	Marsh-pepper Smartweed, Water-pepper	I
  Persicaria hydropiperoides (Michx.) Small	Mild Water-pepper, Marsh-pepper Smartweed	N
  Persicaria longiseta (Bruijn) Kitagawa	Long-bristled Smartweed, Bristly Lady's-Thumb	I
  Persicaria maculosa Gray	Lady's-thumb, Spotted Lady's-thumb	I
  Persicaria pensylvanica (L.) M. Gomez	Pennsylvania Smartweed, Pinkweed	N
  Persicaria perfoliata (L.) H. Gross	Mile-a-minute Weed, Mile-a-minute Vine, Asiatic Tearthumb	I
  Persicaria posumbu (Buch.-Ham. ex D. Don) H. Gross	Oriental Lady's-thumb	I
  Persicaria punctata (Ell.) Small	Dotted Smartweed	N
  Persicaria sagittata (L.) H. Gross ex Nakai	Arrow-leaf Tearthumb	N
  Persicaria virginiana (L.) Gaertn.	Virginia Knotweed, Jumpseed	N
  Petrorhagia prolifera (L.) P.W. Ball & Heywood	Childing Pink, Proliferous Pink	I
  Phacelia dubia (L.) Trel. var. dubia	Appalachian Phacelia	N
  Phalaris arundinacea L.	Reed Canary Grass, Ribbon Grass
  Phegopteris hexagonoptera (Michx.) Fee	Broad Beech Fern	N
  Phemeranthus teretifolius (Pursh) Raf.	Roundleaf Fameflower, Quill Fameflower, Appalachian Fameflower	N
  Phleum pratense L.	Timothy	I
  Phlox buckleyi Wherry	Sword-leaf Phlox	N
  Phlox divaricata L.	Wild Blue Phlox, Woodland Phlox	N
  Phlox maculata L.	Meadow Phlox, Wild Sweet-william	N
  Phlox pilosa L. ssp. pilosa	Downy Phlox	N
  Phlox stolonifera Sims	Creeping Phlox	N
  Phlox subulata L.	Moss Phlox, Moss-pink	N
  Phoradendron leucarpum (Raf.) Reveal & M.C. Johnston ssp. leucarpum	American Mistletoe, Eastern Mistletoe	N
  Phragmites australis (Cav.) Trin. ex Steud.	Common Reed	I
  Phryma leptostachya L.	Lopseed, American Lopseed	N
  Phyla lanceolata (Michx.) Greene	Frogfruit, Lance-leaf Frogfruit	N
  Physalis heterophylla Nees	Clammy Ground-cherry	N
  Physalis longifolia Nuttall var. subglabrata (Mackenzie & Bush) Cronq.	Longleaf Ground-cherry	N
  Physalis virginiana P. Miller	Virginia Ground-cherry	N
  Physocarpus opulifolius (L.) Maxim. var. opulifolius	Common Ninebark, Eastern Ninebark	N
  Phytolacca americana L. var. americana	Common Pokeweed	N
  Picea rubens Sargent	Red Spruce	N
  Pieris floribunda (Pursh) Benth. & Hook. f.	Evergreen Mountain Fetterbush, Mountain Andromeda	N
  Pilea fontana (Lunell) Rydb.	Lesser Clearweed, Blackfruit Clearweed	N
  Pilea pumila (L.) Gray	Clearweed, Greenfruit Clearweed	N
  Pilosella caespitosa (Dum.) P.D. Sell & C. West	Meadow Hawkweed, Yellow King-devil	I
  Pilosella floribunda (Wimmer & Grabowski) Arvet-Touvet	Glaucous Hawkweed	I
  Pilosella officinarum F. Schultz & Schultz Bip.	Mouse-ear Hawkweed	I
  Pilosella piloselloides (Villars) Soják	Tall Hawkweed	I
  Pinus echinata Miller	Shortleaf Pine	N
  Pinus pungens Lambert	Table-mountain Pine	N
  Pinus resinosa Aiton	Red Pine	I
  Pinus rigida Miller	Pitch Pine	N
  Pinus strobus L.	Eastern White Pine	N
  Pinus virginiana Miller	Virginia Pine, Scrub Pine	N
  Piptochaetium avenaceum (L.) Parodi	Eastern Needlegrass	N
  Plantago aristata Michxaux	Bracted Plantain, Large-bracted Plantain	I
  Plantago indica L.	Leafy-stemmed Plantain	I
  Plantago lanceolata L.	English Plantain, Rib-grass	I
  Plantago rugelii Dcne.	American Plantain, Broad-leaved Plantain, Blackseed Plantain	N
  Plantago virginica L.	Virginia Plantain, Paleseed Plantain	N
  Platanthera ciliaris (L.) Lindl.	Yellow Fringed Orchid	N
  Platanthera clavellata (Michx.) Luer	Small Green Wood Orchid	N
  Platanthera flava (L.) Lindl.	Rein Orchid	N
  Platanthera grandiflora (Bigelow) Lindl.	Large Purple Fringed Orchid	N
  Platanthera lacera (Michx.) G. Don	Ragged Fringed Orchid, Green Fringed Orchid	N
  Platanthera leucophaea (Nutt.) Lindl.	Prairie Fringed Orchid	N
  Platanthera orbiculata (Pursh) Lindl.	Large Round-leaved Orchid	N
  Platanthera peramoena (Gray) Gray	Purple Fringeless Orchid, Purple Spire Orchid	N
  Platanthera psycodes (L.) Lindl.	Small Purple Fringed Orchid	N
  Platanus occidentalis L.	Sycamore, American Sycamore	N
  Pleopeltis michauxiana (Weath.) Hickey & Sprunt	Resurrection Fern, Scaly Polypody	N
  Poa annua L.	Annual Bluegrass	I
  Poa compressa L.	Flat-stemmed Bluegrass	I
  Poa cuspidata Nutt.	Early Bluegrass, Short-leaved Bluegrass	N
  Poa paludigena Fern. & Wieg.	Bog Bluegrass	N
  Poa palustris L.	Fowl Bluegrass	N
  Poa pratensis L.	Kentucky Bluegrass	I
  Poa saltuensis Fern. & Wieg.	Weak Bluegrass	N
  Poa sylvestris Gray	Woodland Bluegrass	N
  Poa trivialis L. ssp. trivialis	Rough Bluegrass	I
  Podophyllum peltatum L.	Mayapple	N
  Pogonia ophioglossoides (L.) Ker-Gawl.	Rose Pogonia	N
  Polygaloides paucifolia (Willd.) J.R. Abbott	Gaywings, Fringed Polygala	N
  Polygonatum biflorum (Walt.) Ell.	Solomon's-seal	N
  Polygonatum biflorum (Walt.) Ell. var. biflorum	Solomon's-seal	N
  Polygonatum pubescens (Willd.) Pursh	Hairy Solomon's-seal, Downy Solomon's-seal	N
  Polygonum aviculare L.	Prostrate Knotweed, Knotgrass	I
  Polygonum tenue Michx.	Slender Knotweed	N
  Polymnia canadensis L.	White-flowered Leafcup	N
  Polypodium appalachianum Haufler & Windham	Appalachian Rock Polypody, Appalachian Rockcap Fern	N
  Polypodium virginianum L.	Common Rock Polypody, Common Rockcap Fern	N
  Polystichum acrostichoides (Michx.) Schott	Christmas Fern	N
  Populus alba L.	White Poplar, Silver Poplar	I
  Populus deltoides Bartram ex Marshall ssp. deltoides	Eastern Cottonwood	N
  Populus grandidentata Michx.	Bigtooth Aspen	N
  Populus nigra L.	Lombardy Poplar, Black Cottonwood	I
  Populus ×canescens (Ait.) Sm.	Gray Poplar	I
  Portulaca oleracea L.	Common Purslane, Garden Purslane	I
  Potamogeton bicupulatus Fernald	Snailseed Pondweed	N
  Potamogeton crispus L.	Curled Pondweed, Curly Pondweed	I
  Potamogeton diversifolius Raf.	Waterthread Pondweed, Common Snailseed Pondweed	N
  Potamogeton foliosus Raf. var. foliosus	Leafy Pondweed	N
  Potamogeton nodosus L.	Longleaf Pondweed, American Pondweed	N
  Potamogeton oakesianus Robbins	Oakes' pondweed	N
  Potamogeton pulcher Tuckerman	Spotted Pondweed	N
  Potamogeton tennesseensis Fernald	Tennessee Pondweed	N
  Potentilla argentea L.	Silvery Cinquefoil	I
  Potentilla canadensis L.	Dwarf Cinquefoil, Canada Cinquefoil	N
  Potentilla indica (Andr.) T. Wolf	Indian-strawberry	I
  Potentilla norvegica L.	Rough Cinquefoil	N
  Potentilla recta L.	Sulphur Cinquefoil, Rough-fruited Cinquefoil	I
  Potentilla simplex Michx.	Common Cinquefoil	N
  Poterium sanguisorba L. var. polygamum (Waldstein & Kitaibel) Visiani	Salad Burnet, Garden Burnet	I
  Prosartes lanuginosa (Michx.) D. Don	Yellow Mandarin, Yellow Fairybells	N
  Proserpinaca palustris L.	Common Mermaid-weed	N
  Prunella vulgaris L.	Self-heal, Heal-all	N
  Prunus alleghaniensis Porter var. alleghaniensis	Allegheny Plum, Allegheny Sloe	N
  Prunus americana Marshall	American Wild Plum	N
  Prunus angustifolia Marshall	Chickasaw Plum	N
  Prunus avium (L.) L.	Sweet Cherry, Bird Cherry	I
  Prunus mahaleb L.	Mahaleb Cherry, Rock Cherry, Perfumed Cherry	I
  Prunus pensylvanica L.f.	Pin Cherry, Fire Cherry	N
  Prunus persica (L.) Batsch	Peach	I
  Prunus serotina Ehrhart ssp. serotina	Black Cherry, Wild Black Cherry	N
  Prunus susquehanae Hort. ex Willd.	Susquehanna Sand Cherry	N
  Prunus virginiana L. var. virginiana	Choke Cherry	N
  Pseudognaphalium micradenium (Weatherby) Nesom	Small Rabbit Tobacco, Delicate Rabbit Tobacco	N
  Pseudognaphalium obtusifolium (L.) Hilliard & Burtt	Sweet Everlasting, Catfoot, Rabbit Tobacco	N
  Pteridium aquilinum (L.) Kuhn	Bracken Fern	N
  Pteridium aquilinum (L.) Kuhn ssp. latiusculum (Desv.) Hulten	Eastern Bracken Fern	N
  Pycnanthemum clinopodioides Torr. & Gray	Basil Mountain-mint	N
  Pycnanthemum incanum (L.) Michx. var. incanum	Hoary Mountain-mint	N
  Pycnanthemum incanum complex	Hoary Mountain-mint	N
  Pycnanthemum loomisii Nutt.	Loomis' Mountain-mint	N
  Pycnanthemum muticum (Michx.) Pers.	Short-toothed Mountain-mint, Clustered Mountain-mint	N
  Pycnanthemum pycnanthemoides (Leavenworth) Fern.	Southern Mountain-mint	N
  Pycnanthemum tenuifolium Schrad.	Narrow-leaf Mountain-mint, Slender Mountain-mint	N
  Pycnanthemum torreyi Benth.	Torrey's Mountain-mint	N
  Pycnanthemum verticillatum (Michx.) Pers.	Whorled Mountain-mint	N
  Pycnanthemum virginianum (L.) T. Dur. & B.D. Jackson ex B.L. Robins. & Fern.	Virginia Mountain-mint	N
  Pyrola americana Sweet	Round-leaved Pyrola, American Wintergreen	N
  Pyrola elliptica Nutt.	Shinleaf, Wax-flower Shinleaf	N
  Pyrrhopappus carolinianus (Walt.) DC.	Carolina False Dandelion	N
  Pyrularia pubera Michx.	Buffalo-nut, Oil-nut	N
  Pyrus calleryana Dcne.	Callery Pear	I
  Pyrus communis L.	Common Pear	I
  Quercus alba Linnaeus	White Oak	N
  Quercus bicolor Willdenow	Swamp White Oak	N
  Quercus coccinea Muenchhausen	Scarlet Oak	N
  Quercus falcata Michaux	Southern Red Oak, Spanish Oak	N
  Quercus ilicifolia Wangenheim	Bear Oak, Scrub Oak	N
  Quercus imbricaria Michaux	Shingle Oak	N
  Quercus macrocarpa Michaux	Bur Oak, Mossycup Oak	N
  Quercus marilandica Muenchhausen var. marilandica	Blackjack Oak	N
  Quercus montana Willd.	Chestnut Oak, Rock Chestnut Oak	N
  Quercus muehlenbergii Engelmann	Chinquapin Oak, Chinkapin Oak, Yellow Oak	N
  Quercus palustris Muenchhausen	Pin Oak	N
  Quercus rubra L. var. borealis (F. Michaux) Farwell	Northern Red Oak	N
  Quercus rubra Linnaeus var. rubra	Northern Red Oak	N
  Quercus stellata Wangenheim	Post Oak	N
  Quercus velutina Lamarck	Black Oak	N
  Ranunculus abortivus L.	Kidneyleaf Buttercup	N
  Ranunculus allegheniensis Britt.	Allegheny Buttercup, Mountain Crowfoot	N
  Ranunculus ambigens S. Wats.	Water-plantain Crowfoot, Water-plantain Spearwort	N
  Ranunculus bulbosus L.	Bulbous Buttercup	I
  Ranunculus hispidus Michx.	Bristly Buttercup, Hispid Buttercup	N
  Ranunculus pusillus Poir.	Low Spearwort	N
  Ranunculus recurvatus Poir. var. recurvatus	Hooked Buttercup, Hooked Crowfoot	N
  Ranunculus sceleratus L. var. sceleratus	Cursed Buttercup, Celery-leaved Crowfoot	N
  Reynoutria japonica Houttuyn var. japonica	Japanese Knotweed	I
  Rhexia mariana L. var. mariana	Maryland Meadow Beauty, Pale Meadow Beauty	N
  Rhexia virginica L.	Virginia Meadow Beauty	N
  Rhododendron catawbiense Michx.	Catawba Rhododendron, Mountain Rosebay, Pink Laurel	N
  Rhododendron maximum L.	Great Rhododendron, White Rosebay, Great Laurel	N
  Rhododendron periclymenoides (Michx.) Shinners	Wild Azalea, Pinxterflower, Pinxterbloom Azalea	N
  Rhododendron pilosum (Michx.) Craven	Minniebush	N
  Rhododendron prinophyllum (Small) Millais	Early Azalea, Rose Azalea, Roseshell Azalea	N
  Rhododendron viscosum (L.) Torr. var. viscosum	Swamp Azalea, Clammy Azalea	N
  Rhus aromatica Aiton var. aromatica	Fragrant Sumac	N
  Rhus copallinum L. var. latifolia Engler	Winged Sumac, Shining Sumac	N
  Rhus glabra L.	Smooth Sumac	N
  Rhus typhina L.	Staghorn Sumac	N
  Rhynchospora capitellata (Michaux) Vahl	Brownish Beaksedge	N
  Rhynchospora chalarocephala Fernald and Gale	Loose-headed Beaksedge	N
  Rhynchospora glomerata (L.) Vahl	Clustered Beaksedge	N
  Rhynchospora gracilenta Gray	Slender Beaksedge	N
  Ribes cynosbati L.	Prickly Gooseberry	N
  Ribes rotundifolium Michx.	Appalachian Gooseberry	N
  Robinia pseudoacacia L.	Black Locust	N
  Rorippa palustris (L.) Besser ssp. palustris	Marsh Yellow Cress	N
  Rosa carolina L. ssp. carolina	Carolina Rose, Pasture Rose	N
  Rosa cinnamomea L.	Cinnamon Rose	I
  Rosa multiflora Thunb. ex Murr.	Multiflora Rose	I
  Rosa palustris Marsh.	Swamp Rose	N
  Rosa rubiginosa L. var. rubiginosa	Eglantine Rose	I
  Rotala ramosior (L.) Koehne	Toothcup	N
  Rubacer odoratum (L.) Rydb.	Flowering Raspberry, Purple-flowering Raspberry	N
  Rubus allegheniensis Porter	Allegheny Blackberry	N
  Rubus canadensis L.	Smooth Blackberry, Thornless Blackberry	N
  Rubus cuneifolius Pursh	Sand Blackberry	N
  Rubus flagellaris Willd.	Common Dewberry	N
  Rubus hispidus L.	Bristly Dewberry, Swamp Dewberry	N
  Rubus idaeus L. ssp. strigosus (Michx.) Focke	Red Raspberry	N
  Rubus occidentalis L.	Black Raspberry	N
  Rubus pensilvanicus Poir.	Pennsylvania Blackberry, Prickly Blackberry	N
  Rubus phoenicolasius Maxim.	Wineberry	I
  Rubus setosus Bigelow	Bristly Blackberry	N
  Rudbeckia fulgida Ait. var. fulgida	Orange Coneflower	N
  Rudbeckia hirta L. var. pulcherrima Farwell	Black-eyed Susan	N
  Rudbeckia laciniata L.	Cut-leaf Coneflower, Common Cut-leaf Coneflower, Green-headed Coneflower	N
  Rudbeckia triloba L. var. triloba	Three-lobed Coneflower, Brown-eyed Susan	N
  Ruellia strepens L.	Smooth Wild-petunia, Limestone Wild-petunia	N
  Rumex crispus L. ssp. crispus	Curly Dock	I
  Rumex obtusifolius L.	Bitter Dock, Broad-leaf Dock	I
  Sabatia angularis (L.) Pursh	Rose-pink	N
  Sabatia campanulata (L.) Torr.	Slender Marsh-pink, Slender Rose-gentian	N
  Sabulina michauxii (Fenzl) Dillenberger & Kadereit	Rock Sandwort, Michaux's Stitchwort	N
  Sagittaria australis (J.G.Smith) Small	Long-beaked Arrowhead	N
  Sagittaria graminea Michaux	Grass-leaved Arrowhead	N
  Sagittaria latifolia Willd. var. pubescens (Muhl. ex Nutt.) J.G. Smith	Hairy Arrowhead	N
  Sagittaria latifolia Willdenow	Broad-leaved Arrowhead, Duck Potato, Wapato	N
  Sagittaria rigida Pursh	Sessile-fruited Arrowhead	N
  Salix babylonica L.	Weeping Willow	I
  Salix caroliniana Michx.	Carolina Willow, Coastal Plain Willow	N
  Salix discolor Muhl.	Pussy Willow	N
  Salix eriocephala Michx.	Heart-leaved Willow	N
  Salix humilis Marshall	Prairie Willow, Upland Willow	N
  Salix nigra Marsh.	Black Willow	N
  Salix occidentalis Walter	Dwarf Upland Willow, Sage Willow	N
  Salix sericea Marsh.	Silky Willow	N
  Salsola tragus L.	Russian Thistle, Tumbleweed	I
  Salvia lyrata L.	Lyre-leaf Sage	N
  Salvia urticifolia L.	Nettle-leaf Sage	N
  Sambucus canadensis L.	Common Elderberry	N
  Sambucus racemosa L. var. pubens (Michx.) Koehne	Red Elderberry	N
  Samolus parviflorus Raf.	Water-pimpernel, Brookweed	N
  Sanguinaria canadensis L.	Bloodroot	N
  Sanicula canadensis L. var. canadensis	Black Snakeroot	N
  Sanicula marilandica L.	Sanicle	N
  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe	Clustered Snakeroot	N
  Sanicula trifoliata Bickn.	Large-fruited Sanicle	N
  Saponaria officinalis L.	Soapwort, Bouncing Bet	I
  Sassafras albidum (Nutt.) Nees	Sassafras	N
  Sceptridium biternatum (Savigny) Lyon	Southern Grape Fern	N
  Sceptridium dissectum (Sprengel) Lyon	Cut-leaf Grape Fern, Dissected Grape Fern	N
  Sceptridium oneidense (Gilbert) Holub	Blunt-lobed Grape Fern	N
  Schizachyrium scoparium (Michx.) Nash var. scoparium	Little Bluestem	N
  Schoenoplectiella purshiana (Fernald) K. Lye var. purshiana	Blunt-scale Bulrush, Weak-stalk Bulrush	N
  Schoenoplectus acutus (Muhl. ex Bigel.) Love & Love var. acutus	Hard-stem Bulrush, Great Bulrush	N
  Schoenoplectus pungens (Vahl) Palla var. pungens	Common Threesquare, Chairmaker's Rush	N
  Schoenoplectus subterminalis (Torrey) Sojak	Water Bulrush	N
  Schoenoplectus tabernaemontani (Gmelin) Palla	Soft-stem Bulrush	N
  Schoenoplectus torreyi (Olney) Palla	Torrey's Bulrush, Torrey's Threesquare	N
  Scirpus ancistrochaetus Schuyler	Northeastern Bulrush	N
  Scirpus atrovirens Willd.	Dark Green Bulrush	N
  Scirpus cyperinus (L.) Kunth	Woolgrass	N
  Scirpus expansus Fernald	Woodland Bulrush	N
  Scirpus pendulus Muhlenberg	Reddish Bulrush	N
  Scirpus polyphyllus Vahl	Leafy Bulrush	N
  Scleranthus annuus L. ssp. annuus	Knawel, Annual Knawel	I
  Scleria muehlenbergii Steudel	Pitted Nutrush	N
  Scleria oligantha Michaux	Little-headed Nutrush, Few-Flowered Nutrush	N
  Scleria pauciflora Muhl. ex Willd.	Carolina Nutrush, Papillose Nutrush	N
  Scleria pauciflora Muhl. ex Willd. var. caroliniana A.W. Wood	Carolina Nutrush	N
  Scleria pauciflora Muhl. ex Willd. var. pauciflora	Papillose Nutrush	N
  Scleria triglomerata Michaux	Tall Nutrush	N
  Scleria verticillata Muhl. ex Willd.	Whorled Nutrush	N
  Scrophularia lanceolata Pursh	American Figwort, Lanceleaf Figwort, Early Figwort	N
  Scrophularia marilandica L.	Eastern Figwort, Late Figwort	N
  Scutellaria elliptica Muhl. ex Spreng.	Hairy Skullcap	N
  Scutellaria elliptica Muhl. ex Spreng. var. elliptica	Hairy Skullcap	N
  Scutellaria integrifolia L.	Hyssop Skullcap	N
  Scutellaria lateriflora L.	Mad-dog Skullcap, Blue Skullcap	N
  Scutellaria leonardii Epling	Small Skullcap, Leonard's Skullcap	N
  Scutellaria ovata Hill	Heart-leaf Skullcap	N
  Scutellaria ovata Hill ssp. ovata	Heart-leaf Skullcap	N
  Scutellaria saxatilis Riddell	Rock Skullcap	N
  Scutellaria serrata Andr.	Showy Skullcap	N
  Securigera varia (L.) Lassen	Crown Vetch	I
  Sedum glaucophyllum Clausen	Cliff Stonecrop	N
  Sedum ternatum Michx.	Wild Stonecrop, Woodland Stonecrop	N
  Selaginella apoda (L.) Spring	Meadow Spikemoss	N
  Selaginella rupestris (L.) Spring	Rock Spikemoss	N
  Senecio vulgaris L.	Common Groundsel	I
  Senega aquilonia (Fern. & Schub.) J.F.B. Pastore & J.R. Abbott	Northern Cross-leaved Milkwort	N
  Senega incarnata (L.) J.F.B. Pastore & J.R. Abbott	Pink Milkwort, Procession Flower	N
  Senega nuttallii (Torr. & A. Gray) J.F.B. Pastore & J.R. Abbott	Nuttall's Milkwort	N
  Senega officinalis Spach	Seneca Snakeroot	N
  Senega polygama (Walt.) J.F.B. Pastore & J.R. Abbott	Racemed Milkwort	N
  Senega sanguinea (L.) J.F.B. Pastore & J.R. Abbott	Field Milkwort, Purple Milkwort	N
  Senega verticillata (L.) J.F.B. Pastore & J.R. Abbott	Whorled Milkwort	N
  Senna hebecarpa (Fernald) Irwin & Barneby	American Senna, Northern Wild Senna	N
  Sericocarpus caespitosus Nesom	Clumped White-top Aster	N
  Sericocarpus linifolius (L.) B.S.P.	Narrow-leaf White-top Aster	N
  Setaria faberi Herrm.	Nodding Bristlegrass, Japanese Bristlegrass	I
  Setaria parviflora (Poir.) Kerguelen	Knotroot Bristlegrass, Knotroot Foxtail	N
  Setaria pumila (Poir.) Roemer & Schultes ssp. pumila	Yellow Bristlegrass, Yellow Foxtail	I
  Setaria verticillata (L.) Beauv.	Hooked Bristlegrass	I
  Setaria viridis (L.) Beauv. var. viridis	Green Bristlegrass, Green Foxtail	I
  Sicyos angulatus L.	Bur Cucumber, One-seeded Bur Cucumber, Star Cucumber	N
  Sida spinosa L.	Prickly Sida, Prickly Mallow	I
  Silene antirrhina L.	Sleepy Catchfly	N
  Silene caroliniana Walt. var. pensylvanica (Michx.) Fernald	Wild Pink, Northern Wild Pink	N
  Silene coronaria (L.) Clairville	Rose Campion, Crown Pink	I
  Silene dichotoma Ehrh. ssp. dichotoma	Forked Catchfly	I
  Silene latifolia Poir.	White Campion, Evening Lychnis	I
  Silene noctiflora L.	Night-flowering Catchfly, Sticky Campion	I
  Silene stellata (L.) Ait. f.	Starry Campion	N
  Silene virginica L.	Fire Pink	N
  Silene vulgaris (Moench) Garcke	Bladder Campion	I
  Silphium asteriscus L.	Rosin Weed	N
  Silphium asteriscus L. var. latifolium (Gray) Clevinger	Broad-leaved Rosin Weed	N
  Silphium asteriscus L. var. trifoliatum (L.) Clevinger	Whorled Rosin Weed	N
  Sisymbrium altissimum Linnaeus	Tall Tumble Mustard	I
  Sisymbrium officinale (Linnaeus) Scopoli	Hedge Mustard	I
  Sisyrinchium angustifolium P. Mill.	Narrow-leaved Blue-eyed-grass	N
  Sisyrinchium mucronatum Michx.	Needle-tip Blue-eyed-grass	N
  Sitobolium punctilobulum (Michaux) Desvaux	Hay-scented Fern	N
  Sium suave Walt.	Water Parsnip	N
  Smallanthus uvedalia (L.) Mackenzie ex Small	Hairy Leafcup, Yellow-flowered Leafcup, Bear's-foot	N
  Smilax bona-nox L. var. bona-nox	Catbrier, Fringed Greenbrier	N
  Smilax glauca Walt.	White-leaf Greenbrier, Sawbrier	N
  Smilax herbacea L.	Carrion-flower, Common Carrion-flower, Smooth Carrion-flower	N
  Smilax hispida Raf.	Bristly Greenbrier, Chinaroot	N
  Smilax rotundifolia L.	Common Greenbrier, Bullbrier, Horsebrier	N
  Solanum carolinense L. var. carolinense	Horse-nettle, Carolina Horse-nettle	N
  Solanum dulcamara L.	Bittersweet, Climbing Nightshade	I
  Solanum emulans Raf.	Eastern Black Nightshade	N
  Solidago altissima L. var. altissima	Tall Goldenrod	N
  Solidago arguta Ait.	Sharp-leaved Goldenrod, Cut-leaved Goldenrod	N
  Solidago arguta Ait. var. arguta	Sharp-leaved Goldenrod; Cut-leaved Goldenrod	N
  Solidago arguta Ait. var. caroliniana Gray	Atlantic Goldenrod	N
  Solidago bicolor L.	Silverrod, White Goldenrod	N
  Solidago caesia L. var. caesia	Blue-stemmed Goldenrod, Wreath Goldenrod	N
  Solidago curtisii Torr. & Gray	Curtis' Goldenrod	N
  Solidago erecta Pursh	Erect Goldenrod, Slender Goldenrod	N
  Solidago flexicaulis L.	Broad-Leaved Goldenrod, Zigzag Goldenrod	N
  Solidago gigantea Ait.	Late Goldenrod	N
  Solidago harrisii Steele	Shale Barren Goldenrod	N
  Solidago hispida Muhl. ex Willd. var. hispida	Hairy Goldenrod	N
  Solidago juncea Ait.	Early Goldenrod	N
  Solidago nemoralis Ait. var. nemoralis	Gray Goldenrod	N
  Solidago odora Ait.	Sweet Goldenrod, Anise-scented Goldenrod	N
  Solidago puberula Nutt.	Downy Goldenrod	N
  Solidago randii (Porter) Britt.	Rand's Goldenrod	N
  Solidago roanensis Porter	Roan Mountain Goldenrod	N
  Solidago rugosa P. Mill.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. aspera (Ait.) Fern.	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago rugosa P. Mill. var. rugosa	Rough-stemmed Goldenrod, Wrinkle-leaf Goldenrod	N
  Solidago speciosa Nutt.	Showy Goldenrod	N
  Solidago squarrosa Nutt.	Stout Goldenrod	N
  Solidago ulmifolia Muhl. ex Willd.	Elm-leaf Goldenrod	N
  Sonchus arvensis L. var. glabrescens Guenth., Grab. & Wimmer	Field Sow Thistle	I
  Sonchus asper (L.) Hill	Spiny-leaf Sow Thistle	I
  Sonchus oleraceus L.	Common Sow Thistle	I
  Sorbus americana Marsh.	American Mountain-ash	N
  Sorghastrum nutans (L.) Nash	Indian Grass, Yellow Indian Grass	N
  Sorghum halepense (L.) Pers.	Johnson Grass	I
  Sparganium americanum Nutt.	American Bur-reed	N
  Sparganium eurycarpum Engelm. ex Gray	Giant Bur-reed	N
  Spartina pectinata Link	Freshwater Cordgrass, Prairie Cordgrass	N
  Spergula arvensis L.	Corn Spurry	I
  Sphenopholis nitida (Biehler) Scribn.	Shiny Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. major (Torr.) K.S. Erdman	Slender Wedgegrass	N
  Sphenopholis obtusata (Michx.) Scribn. var. obtusata	Prairie Wedgegrass	N
  Sphenopholis pensylvanica (L.) A.S. Hitchc.	Swamp Wedgegrass	N
  Spinulum annotinum (L.) A. Haines	Stiff Clubmoss, Bristly Clubmoss	N
  Spiraea alba Du Roi var. alba	Narrowleaf Meadowsweet	N
  Spiraea alba Du Roi var. latifolia (Ait.) Dippel	Broadleaf Meadowsweet	N
  Spiraea corymbosa Raf.	Dwarf Spiraea	N
  Spiraea japonica L. f.	Japanese Spiraea	I
  Spiraea prunifolia Sieb. & Zucc.	Bridal-wreath Spiraea	I
  Spiraea tomentosa L.	Steeplebush, Hardhack	N
  Spiranthes cernua (L.) L.C. Rich.	Nodding Ladies'-tresses	N
  Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer	Southern Slender Ladies'-tresses	N
  Spiranthes lucida (H.H.Eat.) Ames	Shining Ladies'-tresses	N
  Spiranthes tuberosa Raf.	Little Ladies'-tresses	N
  Sporobolus compositus (Poir.) Merr. var. compositus	Tall Dropseed, Longleaf Dropseed	N
  Sporobolus vaginiflorus (Torr. ex Gray) Wood	Poverty Dropseed, Sheathed Dropseed	N
  Stachys aspera Michx.	Rough Hedge-nettle	N
  Stachys eplingii J. Nelson	Epling's Hedge-nettle	N
  Stachys hyssopifolia Michx.	Hyssop-leaf Hedge-nettle, Hyssop Hedge-nettle	N
  Stachys subcordata Rydb.	Blue Ridge Hedge-nettle	N
  Staphylea trifolia L.	Bladdernut	N
  Steironema ciliatum (L.) Baudo	Fringed Loosestrife	N
  Steironema hybridum (Michaux) Raf. ex B.D. Jackson	Lowland Loosestrife	N
  Steironema lanceolatum (Walt.) Gray	Lanceleaf Loosestrife	N
  Steironema quadriflorum (Sims) A.S. Hitchcock	Prairie Loosestrife, Four-flowered Loosestrife	N
  Steironema radicans (Hooker) A. Gray	Trailing Loosestrife	N
  Stellaria aquatica (L.) Scopoli	Giant Chickweed, Water Chickweed	I
  Stellaria media (L.) Vill.	Common Chickweed	I
  Stellaria pubera Michx.	Star Chickweed, Common Starwort, Giant Chickweed, Great Chickweed	N
  Stenanthium gramineum (Ker-Gawl.) Morong var. gramineum	Common Featherbells	N
  Streptopus lanceolatus (Ait.) Reveal	Eastern Rose Mandarin, Eastern Twisted-stalk	N
  Strophostyles helvola (L.) Ell.	Beach Bean, Trailing Wild Bean, Amberique Bean	N
  Strophostyles umbellata (Muhl. ex Willd.) Britt.	Pink Wild Bean, Perennial Wild Bean	N
  Stuckenia pectinata (L.) Borner	Sago Pondweed	N
  Stylosanthes biflora (L.) B.S.P.	Pencilflower	N
  Swida alternifolia (L.f.) Small	Alternate-leaf Dogwood, Pagoda Cornel, Pagoda Dogwood	N
  Swida amomum (P. Miller) Small	Silky Dogwood	N
  Swida foemina (P. Miller) Rydberg	Stiff Dogwood, Swamp Dogwood	N
  Swida racemosa (Lamarck) Moldenke	Gray Dogwood	N
  Swida rugosa (Lamarck) Rydberg	Roundleaf Dogwood	N
  Symphoricarpos albus (L.) Blake	Snowberry
  Symphoricarpos orbiculatus Moench	Coralberry
  Symphyotrichum concinnum (Willd.) Mohlenbr.	Narrow-leaved Smooth Aster	N
  Symphyotrichum cordifolium (L.) Nesom	Heart-leaved Aster, Blue Wood Aster	N
  Symphyotrichum dumosum (L.) Nesom var. dumosum	Bushy Aster	N
  Symphyotrichum laeve (L.) A. & D. Love	Smooth Blue Aster, Smooth Aster	N
  Symphyotrichum lanceolatum (Willd.) Nesom	Panicled Aster, Eastern Lined Aster	N
  Symphyotrichum lateriflorum (L.) A.& D. Love	Calico Aster, Starved Aster	N
  Symphyotrichum lowrieanum (Porter) Nesom	Lowrie's Aster, Lowrie's Blue Wood Aster	N
  Symphyotrichum novae-angliae (L.) Nesom	New England Aster	N
  Symphyotrichum oblongifolium (Nutt.) Nesom	Aromatic Aster	N
  Symphyotrichum patens (Ait.) Nesom var. patens	Late Purple Aster	N
  Symphyotrichum phlogifolium (Muhl. ex Willd.) Nesom	Thin-leaf Late Purple Aster	N
  Symphyotrichum pilosum (Willd.) Nesom	Frost Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pilosum	Frost Aster, White Old-field Aster, Awl Aster	N
  Symphyotrichum pilosum (Willd.) Nesom var. pringlei (Gray) Nesom	Frost Aster; Pringle's Aster	N
  Symphyotrichum prenanthoides (Muhl. ex Willd.) Nesom	Crooked-stem Aster	N
  Symphyotrichum puniceum (L.) A.& D. Love var. puniceum	Purple-stem Aster	N
  Symphyotrichum racemosum (Ell.) Nesom var. racemosum	Small White Aster	N
  Symphyotrichum schistosum (E.S. Steele) Nesom	Millboro Aster	N
  Symphyotrichum undulatum (L.) Nesom	Wavy-leaved Aster	N
  Symplocarpus foetidus (L.) Salisbury ex W.P. C. Barton	Skunk Cabbage	N
  Taenidia integerrima (L.) Drude	Yellow Pimpernel	N
  Taenidia montana (Mackenzie) Cronq.	Mountain Pimpernel	N
  Taraxacum officinale G.H. Weber ex Wiggers	Common Dandelion	I
  Tephrosia virginiana (L.) Pers.	Virginia Goat's-rue	N
  Tetradium daniellii (Benn.) T.G. Hartley	Bee-bee Tree	I
  Teucrium canadense L. var. canadense	Canada Germander, American Germander	N
  Thalictrum amphibolum Greene	Skunk Meadow-rue	N
  Thalictrum coriaceum (Britt.) Small	Appalachian Meadow-rue, Leatherleaf Meadow-rue, Maid of the Mist	N
  Thalictrum dioicum L.	Early Meadow-rue	N
  Thalictrum pubescens Pursh	Common Tall Meadow-rue	N
  Thalictrum thalictroides (L.) Eames & Boivin	Rue-anemone	N
  Thaspium barbinode (Michx.) Nutt.	Hairy-jointed Meadow Parsnip	N
  Thaspium trifoliatum (L.) Gray	Meadow Parsnip, Purple Meadow Parsnip	N
  Thelypteris palustris Schott var. pubescens (Lawson) Fern.	Marsh Fern	N
  Thlaspi arvense Linnaeus	Field Pennycress	I
  Thuja occidentalis L.	American Arborvitae, Northern Whitecedar, Flat Cedar	N
  Tiarella cordifolia L.	Heartleaf Foamflower	N
  Tilia americana L.	Basswood	N
  Tilia americana L. var. heterophylla (Vent.) Loud.	White Basswood	N
  Tipularia discolor (Pursh) Nutt	Cranefly Orchid	N
  Torilis japonica (Houtt.) DC.	Japanese Hedge Parsley	I
  Torreyochloa pallida (Torr.) Church var. pallida	Pale Mannagrass	N
  Toxicodendron pubescens P.Miller	Poison Oak	N
  Toxicodendron radicans (L.) Kuntze var. radicans	Poison Ivy, Eastern Poison Ivy	N
  Toxicodendron vernix (L.) Kuntze	Poison Sumac	N
  Tradescantia virginiana L.	Virginia Spiderwort	N
  Tragopogon dubius Scop.	Western Salsify, Yellow Salsify, Yellow Goat's-beard	I
  Tragopogon porrifolius L.	Purple Salsify, Vegetable-oyster	I
  Trautvetteria caroliniensis (Walt.) Vail	Tassel-rue	N
  Triadenum virginicum (L.) Raf.	Virginia Marsh St. John's-wort, Common Marsh St. John's-wort	N
  Triadenum walteri (J. G.Gmel.) Gleason	Greater Marsh St. John's-wort	N
  Triantha racemosa (Walt.) Small	Coastal False Asphodel, Coastal Bog Asphodel	N
  Trichophorum planifolium (Sprengel) Palla	Bashful Bulrush	N
  Trichostema coeruleum (Michx.) K.S.McClell. & Weakley	False Pennyroyal	N
  Trichostema dichotomum L.	Common Blue Curls, Forked Blue Curls	N
  Tridens flavus (L.) A.S. Hitchc.	Purpletop, Tall Redtop	N
  Trientalis borealis Raf.	Northern Starflower	N
  Trifolium arvense L.	Rabbit-foot Clover	I
  Trifolium aureum Pollich	Golden Clover, Large Hop Clover	I
  Trifolium campestre Schreb.	Low Hop Clover	I
  Trifolium hybridum L.	Alsike Clover	I
  Trifolium incarnatum L.	Crimson Clover	I
  Trifolium pratense L.	Red Clover	I
  Trifolium repens L.	White Clover, Dutch Clover	I
  Trifolium virginicum Small	Kates Mountain Clover	N
  Trillidium undulatum Floden & E.E. Schilling	Painted Trillium, Striped Wake-robin	N
  Trillium erectum L.	Red Trillium, Wake-robin, Stinking Benjamin	N
  Trillium grandiflorum (Michx.) Salisb.	Large-flowered Trillium, Great White Trillium	N
  Trillium pusillum Michx. var. virginianum Fern.	Virginia Least Trillium, Virginia Dwarf Trillium	N
  Trillium sessile L.	Sessile Trillium, Toad Trillium, Toadshade	N
  Triodanis perfoliata (L.) Nieuwl.	Venus' Looking-glass, Common Venus' Looking-glass	N
  Triosteum angustifolium L.	Lesser Horse-gentian, Yellow Horse-gentian	N
  Triosteum perfoliatum L.	Feverwort, Late Horse-gentian	N
  Triphora trianthophora (Sw.) Rydb. ssp. trianthophora	Three Birds Orchid, Nodding Pogonia	N
  Tripsacum dactyloides (L.) L. var. dactyloides	Eastern Gamagrass	N
  Triticum aestivum L.	Wheat	I
  Tsuga canadensis (L.) Carriere	Eastern Hemlock, Canada Hemlock	N
  Tussilago farfara L.	Coltsfoot	I
  Typha angustifolia L.	Narrowleaf Cattail	N
  Typha latifolia L.	Common Cattail, Broadleaf Cattail	N
  Ulmus americana L.	American Elm	N
  Ulmus rubra Muhl.	Slippery Elm, Red Elm	N
  Urtica dioica L.	European Stinging Nettle, Great Nettle	I
  Urtica dioica L. + Urtica gracilis Ait. ssp. gracilis	Stinging Nettle
  Utricularia geminiscapa Benj.	Two-flowered Bladderwort, Hidden-fruited Bladderwort	N
  Utricularia gibba L.	Humped Bladderwort, Shortspur Creeping Bladderwort	N
  Utricularia radiata Small	Floating Bladderwort, Small Swollen Bladderwort	N
  Utricularia striata Le Conte ex Torrey	Fibrous Bladderwort	N
  Utricularia subulata L.	Slender Bladderwort, Zigzag Bladderwort	N
  Uvularia grandiflora Sm.	Large-flowered Bellwort	N
  Uvularia perfoliata L.	Perfoliate Bellwort	N
  Uvularia puberula Michx.	Mountain Bellwort, Common Bellwort	N
  Uvularia sessilifolia L.	Sessile Bellwort, Wild-oats	N
  Vaccinium altomontanum W.W. Ashe	Blue Ridge Blueberry	N
  Vaccinium angustifolium Ait.	Northern Lowbush Blueberry	N
  Vaccinium corymbosum L.	Highbush Blueberry, Northern Highbush Blueberry	N
  Vaccinium formosum Andr.	Southern Highbush Blueberry, Swamp Highbush Blueberry	N
  Vaccinium fuscatum Ait.	Hairy Highbush Blueberry, Black Highbush Blueberry	N
  Vaccinium macrocarpon Ait.	Cranberry, Large Cranberry	N
  Vaccinium pallidum Ait.	Early Lowbush Blueberry, Hillside Blueberry	N
  Vaccinium stamineum L.	Deerberry	N
  Valerianella locusta (L.) Latterade	European Corn-salad, Lamb's-lettuce	I
  Valerianella radiata (L.) Dufr.	Beaked Corn-salad	N
  Vallisneria americana Michx.	Tapegrass, Water-celery	N
  Veratrum viride Aiton	American False-hellebore, White Hellebore, Green Hellebore, Indian Poke	N
  Verbascum blattaria L.	Moth Mullein	I
  Verbascum thapsus L. ssp. thapsus	Common Mullein, Great Mullein Woolly Mullein, Flannel-plant, Velvet-plant	I
  Verbena hastata L.	Blue Vervain, Common Vervain	N
  Verbena simplex Lehm.	Narrow-leaf Vervain	N
  Verbena urticifolia L.	White Vervain	N
  Verbesina alternifolia (L.) Britt. ex Kearney	Wingstem	N
  Verbesina occidentalis (L.) Walt.	Yellow Crownbeard	N
  Vernonia glauca (L.) Willd.	Upland Ironweed, Broad-leaf Ironweed	N
  Vernonia noveboracensis (L.) Michx.	New York Ironweed	N
  Veronica americana Schwein. ex Benth.	American Speedwell, Brooklime	N
  Veronica anagallis-aquatica L.	Water Speedwell, Brook Pimpernel
  Veronica arvensis L.	Corn Speedwell, Wall Speedwell	I
  Veronica hederifolia L.	Ivy-leaf Speedwell	I
  Veronica officinalis L.	Common Speedwell
  Veronica peregrina L. var. peregrina	Common Purslane Speedwell	N
  Veronica persica Poiret	Bird's-eye Speedwell	I
  Veronica scutellata L.	Marsh Speedwell, Skullcap Speedwell	N
  Veronica serpyllifolia L. var. serpyllifolia	Thyme-leaf Speedwell	I
  Veronicastrum virginicum (L.) Farwell	Culver's-root	N
  Viburnum acerifolium L.	Maple-leaf Viburnum, Dockmackie	N
  Viburnum cassinoides L.	Northern Wild Raisin, Withe-rod	N
  Viburnum dentatum complex	Arrow-wood	N
  Viburnum dentatum L.	Southern Arrow-wood	N
  Viburnum lantanoides Michx.	Hobblebush, Witch's-hobble	N
  Viburnum lentago L.	Nannyberry	N
  Viburnum nudum L.	Southern Wild Raisin, Possum-haw	N
  Viburnum prunifolium L.	Black Haw	N
  Viburnum rafinesqueanum J. A. Schultes	Downy Arrow-wood	N
  Viburnum recognitum Fernald	Smooth Arrow-wood	N
  Vicia caroliniana Walt.	Wood Vetch, Carolina Vetch	N
  Vicia sativa L.	Narrow-leaf Vetch, Common Vetch	I
  Vicia villosa Roth ssp. varia (Host) Corbiere	Smooth Vetch	I
  Vinca major L.	Greater Periwinkle	I
  Vinca minor L.	Periwinkle, Common Periwinkle	I
  Viola affinis Le Conte	LeConte's Violet, Sand Violet	N
  Viola arvensis Murr.	European Field Pansy	I
  Viola blanda Willd.	Sweet White Violet	N
  Viola canadensis L.	Canada Violet, Tall White Violet	N
  Viola cucullata Ait.	Marsh Blue Violet	N
  Viola eriocarpa Schwein.	Smooth Yellow Violet	N
  Viola fimbriatula J.E. Smith	Northern Downy Violet	N
  Viola hastata Michx.	Halberd-leaved Yellow Violet	N
  Viola hirsutula Brainerd	Southern Wood Violet	N
  Viola incognita Brainerd	Large-leaved White Violet	N
  Viola labradorica Schrank	Dog-violet	N
  Viola lanceolata L.	Lance-leaved Violet, Narrow-leaved Violet	N
  Viola minuscula Greene	Smooth White Violet, Small White Violet, Northern White Violet	N
  Viola monacanora J.L.Hastings & H.E.Ballard	Blue Ridge Violet	N
  Viola palmata L. complex	Wood Violet	N
  Viola palmata L. var. triloba (Schwein.) Gingins ex A. DC.	Northern Three-lobed Violet	N
  Viola pedata L. ssp. pedata	Bird's-foot violet	N
  Viola primulifolia L.	Primrose-leaved Violet	N
  Viola pubescens / eriocarpa complex	Yellow Violet	N
  Viola pubescens Aiton	Downy Yellow Violet	N
  Viola rafinesquii Greene	Field Pansy, Wild Pansy	N
  Viola rostrata Pursh	Long-spurred Violet	N
  Viola rotundifolia Michx.	Round-leaved Yellow Violet, Early Yellow Violet	N
  Viola sagittata Aiton	Arrow-leaved Violet	N
  Viola sororia Willd.	Common Blue Violet	N
  Viola striata Ait.	Striped Violet, Cream Violet	N
  Vitis aestivalis Michx.	Summer Grape, Silverleaf Grape	N
  Vitis aestivalis Michx. var. bicolor Deam	Silverleaf Grape	N
  Vitis labrusca L.	Fox Grape	N
  Vitis riparia Michx.	Riverbank Grape	N
  Vitis vulpina L.	Winter Grape, Frost Grape, Chicken Grape	N
  Vulpia octoflora (Walt.) Rydb.	Six-weeks Fescue	N
  Waldsteinia fragarioides (Michx.) Tratt.	Barren Strawberry	N
  Waldsteinia fragarioides (Michx.) Tratt. ssp. fragarioides	Northern Barren Strawberry	N
  Woodsia ilvensis (L.) R. Br.	Rusty Woodsia, Rusty Cliff Fern	N
  Woodsia obtusa (Spreng.) Torr. ssp. obtusa	Blunt-lobed Woodsia, Blunt-lobed Cliff Fern	N
  Xerophyllum asphodeloides (L.) Nutt.	Turkeybeard, Beargrass	N
  Xyris ambigua Beyrich ex Kunth	Coastal Plain Yellow-eyed Grass	N
  Xyris jupicai L.C.Richard	Richard's Yellow-eyed Grass	N
  Xyris torta J.M. Smith	Twisted Yellow-eyed Grass	N
  Yucca filamentosa L.	Common Yucca, Adam's Needle	N
  Zizia aptera (Gray) Fern.	Heart-leaf Golden-alexanders	N

  • Bryophytes
  Download Bryophytes of County

  Scientific Name	Common Name	Native Status
  Amblystegium serpens (Hedwig) Schimper		N
  Andreaea rothii F. Weber & D. Mohr	Needle-Leaved Lantern Moss	N
  Anomodon attenuatus (Hedwig) Huebener		N
  Anomodon minor (Hedwig) Lindberg		N
  Anomodon rostratus (Hedwig) Schimper		N
  Anomodon tristis (Ces.) Sull. & Lesq.		N
  Anomodon viticulosus (Hedw.) Hooker & Taylor		N
  Arrhenopterum heterostichum Hedwig		N
  Atrichum altecristatum (Renauld & Cardot) B.B. Smyth & L.C.D. Smyth	Wavy Starburst Moss	N
  Atrichum angustatum (Brid.) Bruch & Schimp.	Slender Starburst Moss	N
  Atrichum undulatum (Hedw.) P. Beauv.
  Aulacomnium palustre (Hedw.) Schwägr.	Ribbed Bog Moss	N
  Barbula unguiculata Hedwig		N
  Bartramia pomiformis Hedwig	Apple Moss	N
  Bazzania trilobata (L.) Gray		N
  Brachythecium acuminatum (Hedw.) Austin		N
  Brachythecium laetum (Brid.) Schimp.	Pleated Foxtail Moss	N
  Brachythecium rivulare Schimper	River Foxtail Moss	N
  Brachythecium rotaeanum de Not.		N
  Brachythecium salebrosum (Hoffm. ex F. Weber & D. Mohr) Schimp.	Golden Foxtail Moss	N
  Brotherella recurvans (Michx.) M. Fleisch.	Satin Moss	N
  Bryhnia novae-angliae (Sull. & Lesq.) Grout		N
  Bryoandersonia illecebra (Hedw.) H. Rob.	Worm Moss	N
  Bryum argenteum Hedwig var. argenteum	Silver Moss	N
  Callicladium haldanianum (Grev.) H.A. Crum		N
  Campyliadelphus chrysophyllus (Brid.) Kanda	Bristle Star Moss	N
  Ceratodon purpureus (Hedw.) Brid. ssp. purpureus	Purple Moss	N
  Cheilolejeunea clypeata (Schwein.) W. Ye & R. L. Zhu		N
  Climacium americanum Bridel	Common Tree Moss	N
  Ctenidium molluscum (Hedw.) Mitt.		N
  Cyrto-hypnum minutulum (Hedw.) W.R. Buck & H.A. Crum		N
  Dicranella heteromalla (Hedw.) Schimp	Fine Hair Moss	N
  Dicranella varia (Hedw.) Schimp.		N
  Dicranodontium denudatum (Brid.) E. Britton		N
  Dicranum flagellare Hedwig		N
  Dicranum fulvum Hooker	Boulder Broom Moss	N
  Dicranum montanum Hedwig	Crispy Broom Moss	N
  Dicranum polysetum Swartz	Wrinkled Broom Moss	N
  Dicranum scoparium Hedwig	Common Broom Moss	N
  Dicranum spurium Hedwig		N
  Dicranum undulatum Schrad. ex Brid.		N
  Didymodon fallax (Hedw.) R.H. Zander		N
  Didymodon ferrugineus (Schimp. ex Besch.) M.O. Hill		N
  Diphyscium foliosum (Hedw.) D. Mohr		N
  Ditrichum pallidum (Hedw.) Hampe	Saffron Moss	N
  Drepanocladus aduncus (Hedw.) Warnst.		N
  Drepanocladus polygamus (Schimp.) Hedenäs	Stiff Star Moss	N
  Drummondia prorepens (Hedw.) E. Britton		N
  Entodon cladorrhizans (Hedw.) Müll. Hal.		N
  Entodon seductrix (Hedw.) Müll. Hal.		N
  Eurhynchiastrum pulchellum (Hedw.) Ignatov & Huttunen var. pulchellum	Rug Moss	N
  Fissidens closteri Austin ssp. closteri	Closter's Pocket Moss	N
  Fissidens dubius P. Beauv.		N
  Fissidens grandifrons Brid.		N
  Fissidens minutulus Sull.		N
  Fissidens subbasilaris Hedwig		N
  Fontinalis dalecarlica Schimper		N
  Fontinalis novae-angliae Sullivant		N
  Forsstroemia trichomitria (Hedw.) Lindb.	Fan Moss	N
  Frullania asagrayana Montagne		N
  Frullania brittoniae A. Evans		N
  Frullania eboracensis Gottsche ssp. eboracensis		N
  Frullania ericoides (Nees) Mont.		N
  Frullania riparia Hampe ex Lehm.		N
  Funaria hygrometrica Hedwig var. hygrometrica		N
  Grimmia longirostris Hook.		N
  Grimmia pilifera Palisot de Beauvois		N
  Haplocladium microphyllum (Hedw.) Broth.		N
  Haplocladium virginianum (Brid.) Broth.		N
  Hedwigia ciliata (Hedw.) P. Beauv.	Medusa Moss	N
  Homomallium adnatum (Hedw.) Broth.		N
  Hygroamblystegium varium (Hedw.) Mönkemeyer ssp. varium var. humile (P. Beauv.) Vanderpoorten & Hedenäs		N
  Hygroamblystegium varium (Hedw.) Mönkemeyer ssp. varium var. varium	Tangled Thread Moss	N
  Hylocomium splendens (Hedw.) Schimp.	Stairstep Moss	N
  Hymenostylium recurvirostrum (Hedw.) Dixon var. recurvirostrum		N
  Hyophila involuta (Hook.) A. Jaeger		N
  Hypnum cupressiforme Hedw. var. cupressiforme		N
  Hypnum curvifolium Hedwig	Greater Plait Moss	N
  Hypnum fauriei Cardot	Plait Moss	N
  Hypnum imponens Hedwig	Brocade Moss	N
  Hypnum lindbergii Mitt.	Pale Plait Moss	N
  Hypnum pratense Koch ex Spruce		N
  Isopterygium tenerum (Sw.) Mitt.		N
  Jubula pennsylvanica (Stephani) A. Evans ssp. pennsylvanica		N
  Lejeunea cavifolia (Ehrh.) Lindb.		N
  Leptodictyum riparium (Hedw.) Warnst.	Wet Thread Moss	N
  Leskea gracilescens Hedwig		N
  Leucobryum albidum (Brid. ex P. Beauv.) Lindb.	White Moss	N
  Leucobryum glaucum (Hedw.) Ångstr	Cushion Moss	N
  Leucodon julaceus (Hedw.) Sull.		N
  Loeskeobryum brevirostre (Brid.) M. Fleisch. ex Broth.		N
  Mannia fragrans (Balb.) Frye & Clarke ssp. fragrans		N
  Metzgeria conjugata Lindberg		N
  Metzgeria crassipilis (Lindb.) A. Evans		N
  Mnium hornum Hedwig		N
  Mnium thomsonii Schimp.		N
  Myurella sibirica (Müll. Hal.) Reimers		N
  Nowellia curvifolia (Dicks.) Mitt.		N
  Odontoschisma denudatum (Nees) Dumort.		N
  Orthotrichum stellatum Bridel		N
  Orthotrichum strangulatum P. Beauv.		N
  Oxyrrhynchium hians (Hedw.) Loeske		N
  Pallavicinia lyellii (Hook.) Carruth.		N
  Pellia epiphylla (L.) Corda		N
  Philonotis fontana (Hedw.) Brid. var. fontana	Fountain Moss	N
  Physcomitrium pyriforme (Hedw.) Hampe		N
  Plagiochila porelloides (Torr. ex Nees) Lindenb.		N
  Plagiomnium ciliare (Müll. Hal.) T.J. Kop.		N
  Plagiomnium cuspidatum (Hedw.) T.J. Kop.		N
  Plagiomnium ellipticum (Brid.) T.J. Kop.		N
  Plagiothecium cavifolium (Brid.) Z. Iwats.		N
  Plagiothecium denticulatum (Hedw.) Schimp.		N
  Platydictya subtilis (Hedw.) H.A. Crum	Algal Thread Moss	N
  Platygyrium repens (Brid.) Schimp.		N
  Platylomella lescurii (Sull.) A. L. Andrews	Bordered Brook Moss	N
  Pleuridium acuminatum Lindb.		N
  Pleurozium schreberi (Willd. ex Brid.) Mitt.	Phoenix Feather Moss, Big Red Stem	N
  Pogonatum pensilvanicum (Hedw.) P. Beauv.	Algal Haircap Moss	N
  Polytrichastrum ohioense (Renauld & Cardot) G.L. Sm.		N
  Polytrichum commune Hedwig var. commune	Common Haircap Moss	N
  Polytrichum juniperinum Hedwig	Juniper Haircap Moss	N
  Porella platyphylla (L.) Pfeiffer		N
  Pseudotaxiphyllum elegans (Brid.) Z. Iwats.		N
  Ptilidium pulcherrimum (Weber) Vain.		N
  Ptilium crista-castrensis (Hedw.) De Not.	Knight's Plume Moss	N
  Ptychostomum pallescens (Schleicher ex Schwägr.) J.R. Spence		N
  Pylaisia intricata (Hedw.) Schimp.		N
  Pylaisiadelpha tenuirostris (Bruch & Schimp. ex Sull.) W.R. Buck		N
  Rauiella scita (P. Beauv.) Reimers		N
  Reboulia hemisphaerica (L.) Raddi		N
  Rhizomnium punctatum (Hedw.) T.J. Kop.		N
  Rhodobryum ontariense (Kindb.) Kindb.	Rose Moss	N
  Rhynchostegium serrulatum (Hedw.) A. Jaeger		N
  Rhytidiadelphus triquetrus (Hedw.) Warnst.		N
  Rosulabryum capillare (Hedw.) J.R. Spence	Cluster Moss	N
  Scapania nemorea (L.) Grolle		N
  Schistidium agassizii Sull. & Lesq.		N
  Schistidium apocarpum (Hedw.) Bruch & Schimp.		N
  Schistidium sp. A.		N
  Sciuro-hypnum plumosum (Hedw.) Ignatov & Huttunen		N
  Sciuro-hypnum populeum (Hedw.) Ignatov & Huttunen		N
  Sematophyllum demissum (Wilson) Mitt.		N
  Solenostoma gracillimum (Sm.) R.M. Schust.		N
  Sphagnum affine Renauld & Cardot		N
  Sphagnum bartlettianum Warnstorf		N
  Sphagnum cuspidatum Hoffm.		N
  Sphagnum fallax (H. Klinggr.) H. Klinggr.		N
  Sphagnum henryense Warnstorf		N
  Sphagnum inundatum Russow		N
  Sphagnum lescurii Sullivant		N
  Sphagnum magellanicum Bridel		N
  Sphagnum palustre Linnaeus		N
  Sphagnum playtphyllum (Lindb.) Warnst.		N
  Sphagnum subsecundum Nees		N
  Sphagnum torreyanum Sullivant		N
  Sphagnum trinitense Müll. Hal.		N
  Syntrichia amphidiacea (Müll. Hal.) R.H. Zander		N
  Syntrichia fragilis (Taylor) Ochyra		N
  Syntrichia pagorum (Milde) J.J. Amann		N
  Syntrichia papillosa (Wilson) Jur.		N
  Taxiphyllum deplanatum (Bruch & Schimp. ex Sull.) M. Fleisch.		N
  Tetraphis pellucida Hedwig var. pellucida		N
  Thelia asprella (Schimp.) Sull.		N
  Thuidium delicatulum (Hedw.) Schimp.	Delicate Fern Moss	N
  Thuidium recognitum (Hedw.) Lindb.	Kilt Fern Moss	N
  Torrentaria riparioides (Hedw.) Ochyra		N
  Tortella humilis (Hedw.) Jenn.		N
  Tortula acaulon (With.) R.H. Zander		N
  Ulota crispa (Hedw.) Brid.		N
  Ulota hutchinsiae (Sm.) Hammar var. hutchinsiae	Rock Tuft Moss	N
  Warnstorfia fluitans (Hedw.) Loeske		N
  Weissia controversa Hedwig		N