Genus = Poa,
Displaying matches 1 - 16 of 16.
(= Poa annua in Flora of the Pacific Northwest)
Glabrous annual, the culms 5-20 cm. tall, hollow, rooting at the nodes and forming mats.
Distribution: Common weed throughout the Pacific Northwest.
Habitat: Lawns, gardens, roadsides, and waste ground to open woods.
Strongly tufted, glabrous perennial, the culms hollow, 1.5-4 dm. tall.
Distribution: Both sides of the Cascades in Washington; throughout most of western North America, more scattered in central and eastern North America.
Habitat: Disturbed areas from the coast to midmontane.
(= Poa compressa in Flora of the Pacific Northwest)
Glabrous, rhizomatous perennial, sometimes also stoloniferous, the culms 2-4 dm. tall, flattened and 2-edged.
Distribution: Alaska east to Newfoundland, south to most of the United States; common in the Pacific Northwest.
Habitat: Waste ground, roadsides, and gardens to open woods and meadows, usually where moist.
(= Poa confinis in Flora of the Pacific Northwest)
Strongly rhizomatous, dioecious perennial, mostly glabrous, the culms 10-35 cm. tall with a decumbent base.
Distribution: VAncouver Island, British Columbia, south along the coast to San Francisco, California.
Habitat: Coastal sand dunes.
(= Poa cusickii in Flora of the Pacific Northwest)
Smooth, strongly tufted perennial, the culms hollow, 2-4 dm. tall.
Distribution: British Columbia south in the Olympics and Cascades to California, east to Saskatchewan and Colorado.
Habitat: Sagebrush plains to alpine meadows and ridges.
(= Poa laxiflora in Flora of the Pacific Northwest)
Rhizomatous perennial, the culms 9-12 dm. tall, hollow, not clustered, erect.
Distribution: Southern Alaska south to the Olympic Peninsula of Washington and Multnomah, Clackamus and Benton Counties, Oregon.
Habitat: Moist woods to rocky, open slopes, from near sea level to lower elevations in the mountains.
(= Poa leptocoma var. leptocoma in Flora of the Pacific Northwest)
(= Poa macrantha in Flora of the Pacific Northwest)
Strongly rhizomatous, dioecious perennial, the culms hollow, glabrous, 2-4 dm. tall.
Distribution: Southern Vancouver Island and the islands of Puget Sound, south along the coast to Mendocino County, California.
Habitat: Chiefly on sand dunes.
(= Poa palustris in Flora of the Pacific Northwest)
Tufted perennial, the culms 4-12 dm. tall, smooth and hollow, decumbent and stolonous.
Distribution: Introduced and widely distributed through Alaska and Canada, south to northern California and Virginia.
Habitat: Sea level to open meadows and forested areas in the mountains, always where moist.
(= Poa pratensis in Flora of the Pacific Northwest)
Strongly rhizomatous perennial, the culms hollow, glabrous, 4-10 dm. tall.
Distribution: Throughout Washington; common throughout temperate world.
Habitat: Moist, distrurbed areas at from the coast to middle elevations.
Distribution: Widely distributed throughout Washington; Alaska south to California, east to the Rocky Mountains.
Habitat: Grasslands and forest openings from sea-level to the alpine
(= Poa trivialis in Flora of the Pacific Northwest)
(= Poa nervosa var. wheeleri in Flora of the Pacific Northwest)
