General: Annual grass from fibrous roots, sometimes flowering as a winter annual; stems 40-150 cm tall.
Leaves: Sheaths open; blades flat (in-rolled in bud), 5-20 mm wide; ligules membranous, scarcely 1 mm long; ear-shaped lobes at leaf-bases prominent.
Flowers: Inflorescence a terminal spike, 5-12 cm long, awned or awnless, with 1 spikelet per node; spikelets 2- to 5-flowered, unstalked; glumes firm, keeled, strongly 3- (or more) nerved, sharp-pointed to awned, the awns 1 to several; lemmas broad, lopsidely keeled, several-nerved, the nerves non-convergent, 4-5 mm long, sharp-pointed to awned; lodicules oblong, slenderly lobed to fringed with hairs, about 1 mm long; anthers up to 1.5 mm long.
If more than one illustration is
available for a species (e.g., separate illustrations were provided for two
subspecies) then links to the separate images will be provided below.
Note that individual subspecies or varietal illustrations are not always available.
The table below shows the species-specific information calculated from original data (BEC database) provided by the BC Ministry of Forests and Range. (Updated August, 2013)