General:
Annual, tufted or not, smooth grass from fibrous roots; stems 1 to several, hollow, mostly 10-40 (60) cm tall.

Leaves:
Sheaths open; blades 1-3 mm wide, flat to folded; ligules 2-3 (5) mm long, the margins strongly jagged, blunt, usually smooth.

Flowers:
Inflorescence a narrow, interrupted panicle, (3) 5-10 (15) cm long, greenish; lower glumes scarcely 2 mm long, about 3/4 the length of the upper ones; lemmas about 2 mm long, awned below the tips, the straight, delicate awns 6-7 mm long; paleas nearly equal to the lemmas; rachillas prolonged as bristles about 0.5 mm long; anthers 0.5 mm long; lodicules about 0.5 mm long.

Source:  The Illustrated Flora of British Columbia

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.

Illustration Source:  The Illustrated Flora of British Columbia

Synonyms and Alternate Names:
Agrostis interrupta L.