Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Great Plains
Habitat: Dry to moist open areas from lowlands to subalpine.
Conservation Status: Not of concern
Perennial, the culms 5-15 dm. tall, without rhizomes.
Sheaths closed, glabrous or with soft hairs; ligules 2-8 mm. long, glabrous and pale; blades flat, thin, 8-15 mm. broad, the veins very narrow.
Large, open panicle 10-35 cm. long, the branches erect to drooping, with only 1-2 spikelets near the tips.
2-4 cm. long, compressed, tapered from near the base, closely 4- to 8-flowered; glumes keeled, the first 8-10 mm. long, the second 2-3 mm. longer;
Lemmas keeled, shallowly bidentate, the awn attached between the teeth 7-12 mm. long, straight; anthers 3, usually included.