General: Perennial, tufted grass from short rhizomes; stems erect, hollow, smooth, 15-40 cm tall.
Leaves: Sheaths open, smooth; blades 1-3 mm wide, in-rolled or flat, smooth on the lower surfaces, hairy on the upper surfaces; ligules consisting of 1/2 basal membrane and 1/2 terminal fringe of hairs, about 0.6 mm long.
Flowers: Inflorescence a contracted panicle, 1.5-4.5 (5.5) cm long; spikelets 3-flowered, including 2 sterile or male lower florets, tawny, short-stalked, 5-8 mm long; glumes about equal to the lemmas; lower 2 lemmas hairy, awned, the awns arising from fairly deeply bidentate tips, the awns of the lower sterile lemmas straight, 2-4 mm long, the awns of the upper sterile lemmas about 4-8 mm long, twisted, abruptly bent, arising at about midlength or below, the fertile lemmas hairy towards the tips, unawned; anthers about 1.2 mm long; lodicules narrowly egg-shaped to lanceolate, slightly jagged and lobed.
Mesic to dry meadows and rocky slopes in the subalpine and alpine zones; common in N BC, rare S in the Coast Mountains to 52 degrees 45' N; circumpolar, N to AK, YT and NT, E to SW AB, disjunct to ON, PQ and NF and S to ME, NH and NY; Greenland, Eurasia.
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 3:24:16 AM
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