Distribution: Alaska south along the coast to California, east to Alberta and New Mexico.
Habitat: Wet places, from near sea level to 11,000 feet elevation in mountain meadows.
Flowers: June - August
Conservation Status: Not of concern
Strongly rhizomatous perennial, the culms somewhat decumbent, 1.5-14 dm. tall.
Sheaths open, smooth; ligules 3-9 mm. long, acute, usually lacerate and glabrous; blades 3-12 mm. wide, flat, usually slightly rough on both surfaces.
Inflorescence a loose panicle 5-20 cm. long, the branches 2-3 per node, spreading; spikelets 3- to 7-flowered; glumes broadly ovate, the first 0.8-1.1 mm. long, the second 1.2-1.8 mm. long; lemmas 1.9-2.9 mm. long, 5- or 7-nerved, with a purplish band below the membranous margin of the blunt tip.