CYPERACEAE

Trichophorum cespitosum (Linnaeus) Hartman. Deergrass, Deerhair Bulrush. Phen: Jul-Sep. Hab: Cliffs receiving fog/cloud deposition and seepage, mostly at high elevations, over amphibolite, granite, gneiss, or schist, notably at Grandfather Mountain, Roan Mountain, Mount LeConte, Whiteside Mountain, and Chimney Rock. Dist: A circumboreal tundra and alpine species, south in North America to the mountains of New England and fens in NY, and to n. IL, MN, montane UT, and OR, common in wet tundra and on alpine summits, disjunct (from NY) to about a dozen sites in the Southern Appalachians of w. NC, e. TN, nw. SC, and ne. GA (Jones & Coile 1988).

Origin/Endemic status: Native

Syn: = FNA23, K4, Mi; = Scirpus caespitosus – S, orthographic variant; = Scirpus cespitosus – C, W; = Trichophorum caespitosum – K1, K3, Tn, orthographic variant; > Scirpus cespitosus var. callosus – F, G, RAB; > Trichophorum cespitosum ssp. cespitosum – NE, NY; > Trichophorum cespitosum var. callosum – Il

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