Oreojuncus trifidus (L.) Záveská Drábková & Kirschner

Locations ofOreojuncus trifidus (L.) Záveská Drábková & Kirschner in Virginia

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Botanical Name
Oreojuncus trifidus (L.) Záveská Drábková & Kirschner
Common Name
Highland Rush
Juncus trifidus L.
Flora of Virginia Name/Status
Oreojuncus trifidus (Linnaeus) Záveská Drábková & Kirschner
A circumboreal species of arctic-alpine habitats, with long-range disjunctions at high elevation in the Central and Southern Appalachians (one site each in VA and WVA, several sites in NC). Both phylogenetic and morphological analyses support the inclusion of this species, long known as Juncus trifidus, into a new genus, Oreojuncus; see the following for details: Drábková, L. & J. Kirschner J. 2013. Oreojuncus, a new genus in the Juncaceae. Preslia 85: 483–503.
Crevices of high-elevation metabasalt cliffs and outcrops, north-facing at ca. 1200 m elev. Rare, mountains (northern Blue Ridge), known only from the rocky summit and upper north slope of Stony Man Mountain, Shenandoah National Park, Page County.
Native Status

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