| Scientific Name | Common Name | Native Status | 
									
							
								|  |  |  | 
						
											
							
								| Macleaya cordata (Willd.) R. Brown | Plume-poppy, Tree-celandine | I | 
						
											
							
								| Maclura pomifera (Raf.) Schneid. | Osage Orange, Hedge Apple, Bois-d'arc | I | 
						
											
							
								| Macrothelypteris torresiana (Gaud.) Ching | Mariana Maiden Fern | I | 
						
											
							
								| Madia sativa Molina | Chilean Tarweed | I | 
						
											
							
								| Magnolia acuminata (L.) L. | Cucumber Magnolia, Cucumber-tree | N | 
						
											
							
								| Magnolia fraseri Walt. | Fraser Magnolia, Earleaf Umbrella- tree | N | 
						
											
							
								| Magnolia grandiflora L. | Southern Magnolia, Bull-bay | I | 
						
											
							
								| Magnolia macrophylla Michx. | Bigleaf Magnolia | N | 
						
											
							
								| Magnolia tripetala (L.) L. | Umbrella 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 | 
						
											
							
								| Malaxis bayardii Fern. | Appalachian Adder's-mouth | N | 
						
											
							
								| Malaxis spicata Swartz | Florida Adder's-mouth | N | 
						
											
							
								| Malaxis unifolia Michaux | Green Adder's-mouth | N | 
						
											
							
								| Malus angustifolia (Aiton) Michx. | Southern Crabapple | N | 
						
											
							
								| Malus baccata (L.) Borkh. | Siberian Crabapple | I | 
						
											
							
								| 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 | 
						
											
							
								| Malus prunifolia (Willd.) Borkh. | Plumleaf Crabapple | I | 
						
											
							
								| Malus toringo (Sieb.) Sieb. | Toringo Crabapple | I | 
						
											
							
								| Malva moschata L. | Musk Mallow | I | 
						
											
							
								| Malva neglecta Wallroth | Common Mallow, Cheeses | I | 
						
											
							
								| Malva sylvestris L. | High Mallow | I | 
						
											
							
								| Malvastrum hispidum (Pursh) Hochr. | Hispid False Mallow, Yellow False Mallow | N | 
						
											
							
								| Manfreda virginica (L.) Salisbury ex Rose | Rattlesnake-master, Eastern False-aloe | N | 
						
											
							
								| Mannia fragrans (Balb.) Frye & Clarke ssp. fragrans |  | N | 
						
											
							
								| Marchantia polymorpha L. |  | N | 
						
											
							
								| Marchantia quadrata Scop. |  | N | 
						
											
							
								| Marrubium vulgare L. | Common Horehound, White Horehound | I | 
						
											
							
								| Marshallia legrandii Weakley | Tall Barbara's-buttons | N | 
						
											
							
								| Marshallia obovata (Walt.) Beadle & F.E. Boynt. var. obovata | Piedmont Barbara's-buttons, Spoon-leaved Barbara's-buttons | N | 
						
											
							
								| Marsilea mutica Mettenius | Australian Water-clover | I | 
						
											
							
								| Marsupella emarginata (Ehrh.) Dumort. |  | N | 
						
											
							
								| Marsupella paroica R.M. Schuster |  | N | 
						
											
							
								| Marsupella sphacelata (Giesecke ex Lindenb.) Dumort. |  | N | 
						
											
							
								| Matelea carolinensis (Jacq.) Woods. | Carolina Milkvine | N | 
						
											
							
								| Matelea decipiens (Alexander) Woods. | Old-field Milkvine | N | 
						
											
							
								| Matelea obliqua (Jacq.) Woods. | Climbing Milkvine | N | 
						
											
							
								| 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 miquelii Makino | Creeping Mazus, Miquel's Mazus | I | 
						
											
							
								| Mazus pumilus (Burm. f.) Steenis | White-flowered Mazus, Japanese Mazus | I | 
						
											
							
								| Mecardonia acuminata (Walter) Small var. acuminata | Mecardonia, Axil-flower | N | 
						
											
							
								| Medeola virginiana L. | Indian Cucumber-root | N | 
						
											
							
								| Medicago arabica (L.) Huds. | Spotted Medick, Spotted Bur-clover | I | 
						
											
							
								| Medicago falcata L. | Yellow Alfalfa, Sickle Medick | I | 
						
											
							
								| Medicago lupulina L. | Black Medick | I | 
						
											
							
								| Medicago minima (L.) L. | Small Medick, Bur Medick, Little Bur-clover | I | 
						
											
							
								| Medicago sativa L. | Alfalfa, Lucerne | I | 
						
											
							
								| Meehania cordata (Nutt.) Britt. | Meehan's Mint, Creeping Mint | N | 
						
											
							
								| 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 | 
						
											
							
								| Melia azedarach L. | Chinaberry | I | 
						
											
							
								| 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 indicus (L.) All. | Small Melilot, Sourclover | I | 
						
											
							
								| Melilotus officinalis (L.) Lam. | Yellow Sweet-clover | I | 
						
											
							
								| Melissa officinalis L. | Lemon Balm, Common Balm | I | 
						
											
							
								| Melochia corchorifolia L | Chocolate-weed | I | 
						
											
							
								| Melothria pendula L. | Melonette, Creeping Cucumber, Guadeloupe Cucumber | N | 
						
											
							
								| Menispermum canadense L. | Canada Moonseed, Common Moonseed, Yellow Parilla | N | 
						
											
							
								| Mentha aquatica L. | Water Mint, Lemon Mint, Orange Mint | I | 
						
											
							
								| Mentha canadensis L. | Canada Mint, Wild Mint | N | 
						
											
							
								| Mentha longifolia (L.) L. | Long-leaved mint | I | 
						
											
							
								| Mentha spicata L. | Spearmint | I | 
						
											
							
								| Mentha suaveolens Ehrh. | Pineapple Mint, Round-leaved Mint | I | 
						
											
							
								| Mentha ×gracilis Sole | Ginger Mint, Creeping Whorled Mint | I | 
						
											
							
								| Mentha ×piperita L. | Peppermint | I | 
						
											
							
								| Mentha ×rotundifolia (L.) Huds. | Apple Mint | I | 
						
											
							
								| Menyanthes trifoliata L. | Buckbean, Bogbean | N | 
						
											
							
								| Mertensia virginica (L.) Pers. ex Link | Virginia Bluebells, Virginia Cowslip | N | 
						
											
							
								| Metzgeria conjugata Lindberg |  | N | 
						
											
							
								| Metzgeria consanguinea Schiffn. |  | N | 
						
											
							
								| Metzgeria crassipilis (Lindb.) A. Evans |  | N | 
						
											
							
								| Metzgeria furcata (L.) Corda |  | N | 
						
											
							
								| Metzgeria leptoneura Spruce |  | N | 
						
											
							
								| Metzgeria myriopoda Lindberg |  | N | 
						
											
							
								| Micranthemum micranthemoides (Nutt.) Wettst. | Nuttall's Micranthemum | N | 
						
											
							
								| Micranthemum umbrosum (J.F. Gmel.) Blake | Shade Mudflower | N | 
						
											
							
								| Micranthes careyana (Gray) Small | Carey's Saxifrage | N | 
						
											
							
								| Micranthes caroliniana (Gray) Small | Carolina Saxifrage | 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 | 
						
											
							
								| Microlejeunea bullata (Taylor) Steph. |  | N | 
						
											
							
								| Microlejeunea ulicina (Taylor) Steph. |  | N | 
						
											
							
								| Micromitrium synoicum (James) Aust. |  | N | 
						
											
							
								| Micromitrium tenerum (Bruch & Schimp.) Crosby |  | 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 | 
						
											
							
								| Mimosa microphylla Dryander | Little-leaf Sensitive-brier | 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 | 
						
											
							
								| Mirabilis nyctaginea (Michx.) MacM. | Heart-leaved Umbrella-wort, Wild Four-o'clock | I | 
						
											
							
								| Miscanthus sinensis Anderss. | Chinese Silvergrass, Eulalia, Maiden Grass | I | 
						
											
							
								| Misopates orontium (L.) Raf. | Lesser Snapdragon, Weasel's-snout | I | 
						
											
							
								| Mitchella repens L. | Partridge-berry | N | 
						
											
							
								| Mitella diphylla L. | Two-leaved Miterwort, Bishop's Cap | N | 
						
											
							
								| Mitreola petiolata (J.F.Gmelin) Torrey and Gray | Lax Hornpod | N | 
						
											
							
								| Mitreola sessilifolia (J.F.Gmelin) G.Don | Swamp Hornpod, Sessile-leaved Hornpod | N | 
						
											
							
								| Mnesithea rugosa (Nutt.) de Koning & Sosef | Wrinkled Jointgrass | N | 
						
											
							
								| Mnium hornum Hedwig |  | N | 
						
											
							
								| Mnium lycopodioides Schwägr. |  | N | 
						
											
							
								| Mnium marginatum (Dicks. ex With.) P. Beauv. |  | N | 
						
											
							
								| Mnium stellare Hedwig |  | N | 
						
											
							
								| Mnium thomsonii Schimp. |  | N | 
						
											
							
								| Modiola caroliniana (L.) G. Don | Carolina Bristle Mallow | I | 
						
											
							
								| Moehringia lateriflora (L.) Fenzl | Grove Sandwort, Blunt-leaf Sandwort | N | 
						
											
							
								| Moeroris tenella (Roxburgh) R.W. Bouman | Mascarene Island Leaf-flower | I | 
						
											
							
								| Mollugo verticillata L. | Carpetweed, Green Carpetweed, Indian Chickweed | I | 
						
											
							
								| Monarda brevis (Fosberg & Artz) Floden | Smoke Hole Bergamot | N | 
						
											
							
								| Monarda clinopodia L. | White Bergamot, Basil Beebalm | N | 
						
											
							
								| Monarda didyma L. | Scarlet Beebalm, Oswego Tea | 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 | 
						
											
							
								| Monarda fistulosa L. var. rubra A. Gray | Red Bergamot | N | 
						
											
							
								| Monarda media Willd. complex | Purple Bergamot | N | 
						
											
							
								| Monarda punctata L. var. punctata | Horsemint, Spotted Beebalm | N | 
						
											
							
								| Monotropa uniflora L. | Indian Pipe | N | 
						
											
							
								| Monotropsis odorata Schwein. ex Ell. | Sweet Pinesap | N | 
						
											
							
								| Montia fontana L. | Water Blinks | I | 
						
											
							
								| Montia linearis (Dougl. ex Hook.) Greene | Narrow-leaved Montia | I | 
						
											
							
								| Morella caroliniensis (P. Miller) Small | Evergreen Bayberry, Pocosin Bayberry | N | 
						
											
							
								| Morella cerifera (L.) Small | Southern Bayberry, Wax-Myrtle | N | 
						
											
							
								| Morella pensylvanica (Mirbel) Kartesz | Northern Bayberry | N | 
						
											
							
								| Morella pusilla (Raf.) Weakley & D.B.Poind. | Dwarf Bayberry, Dwarf Wax Myrtle | N | 
						
											
							
								| Morus alba L. | White Mulberry | I | 
						
											
							
								| Morus rubra L. | Red Mulberry | N | 
						
											
							
								| Mosla scabra (Thunb.) C.Y. Wu & H.W. Li | Mosla, Miniature Beefsteak Plant | I | 
						
											
							
								| Muhlenbergia bushii Pohl | Bush's Muhly | N | 
						
											
							
								| Muhlenbergia capillaris (Lam.) Trin. | Hair-awn Muhly, Long-awn Hairgrass | N | 
						
											
							
								| Muhlenbergia cuspidata (Torr. ex Hook.) Rydb. | Plains Muhly | N | 
						
											
							
								| Muhlenbergia expansa (Poir.) Trin. | Cut-over Muhly, Savanna Hairgrass | N | 
						
											
							
								| Muhlenbergia frondosa (Poir.) Fern. | Smooth Wirestem Muhly | N | 
						
											
							
								| Muhlenbergia glabrifloris Scribn. | Inland Muhly, Smooth 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 | 
						
											
							
								| Murdannia nudiflora (L.) Brenan | Naked-stem 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 arvensis (L.) Hill | Field Forget-me-not, Rough Forget-me-not | I | 
						
											
							
								| Myosotis discolor Pers. | Yellow-and-blue Forget-me-not | I | 
						
											
							
								| Myosotis laxa Lehm. ssp. laxa | Smaller Forget-me-not, Tufted Forget-me-not | N | 
						
											
							
								| Myosotis macrosperma Englem. | Large-seed Forget-me-not | N | 
						
											
							
								| Myosotis scorpioides L. | True Forget-me-not, Water 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 |  | 
						
											
							
								| Myrica gale L. | Sweet Gale, Bog-Myrtle | N | 
						
											
							
								| Myriocoleopsis minutissima (Sm.) R.L. Zhu, Y. Yu & Pocs ssp. minutissima |  | N | 
						
											
							
								| Myriophyllum aquaticum (Vell.) Verdc. | Parrot Feather, Brazilian Water-milfoil | I | 
						
											
							
								| Myriophyllum heterophyllum Michx. | Variable Water-milfoil, Two-leaf Water-milfoil | N | 
						
											
							
								| Myriophyllum humile (Raf.) Morong | Low Water-milfoil | N | 
						
											
							
								| Myriophyllum laxum Shuttlew. ex Chapm. | Loose Water-milfoil | N | 
						
											
							
								| Myriophyllum pinnatum (Walt.) BSP | Cut-leaf Water-milfoil | N | 
						
											
							
								| Myriophyllum spicatum L. | Eurasian Water-milfoil | I | 
						
											
							
								| Myriopteris alabamensis (Buckley) Grusz & Windham | Alabama Lip Fern | N | 
						
											
							
								| Myriopteris gracilis Fée | Slender Lip Fern | 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 | 
						
											
							
								| Myurella sibirica (Müll. Hal.) Reimers |  | N | 
						
											
							
								| Myzorrhiza riparia (L.T. Collins) Weakley | River Broomrape | N |