General: Perennial, tufted grass from fibrous roots and short rhizomes; stems stiff, unbranched, 10-80 cm tall, with 2 to 3 nodes.
Leaves: Sheath summits smooth to hairy; leaf blades stiff, flat, 5-30 cm long, 2-5 mm wide, often rough or short-hairy above the leaf sheaths, smooth to rough on the collars; ligules 2-6 mm long.
Flowers: Inflorescence a stiff, spikelike panicle 4-15 cm long, its branches up to 3.5 cm long; spikelets 1-flowered; glumes long-pointed, 4.5-8 mm long, rough, keeled; lemmas nearly as long as the glumes, minutely 4-toothed at the tips, awned, the awns stout, twisted and attached near the base, extending well beyond the glume tips, the callus hairs of unequal length, up to 1/3 as long as the florets; rachillas 1-2 mm long, with hairs 1/2 to as long as the florets.
Mesic to dry, rocky ridges, sandy slopes, shrublands and open forests in the montane to alpine zones; common in BC east of the Coast-Cascade Mountains; amphiberingian, N to AK, YT and NT, E to PQ and Labr. and S to MN, SD, NM, UT, NV and CA; Greenland, E Asia.
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC:
Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for
Advanced Spatial Analysis, Department of Geography, University of British
Columbia, Vancouver. [Accessed:
2021-09-16 4:17:40 AM
The information contained in the E-Flora atlas pages is derived from expert
sources as cited in each section. This information is scientifically based.
E-Flora also acts as a portal to other sites via deep links. As
always, users should refer to the original sources for complete information.
E-Flora BC is not responsible for the accuracy or completeness of the