Genus = Symphyotrichum,
Displaying matches 1 - 16 of 16.
(= Aster chilensis ssp. adscendens in Flora of the Pacific Northwest)
Distribution: Occurring east of the Cascades crest in Washington; British Columbia south to California, east to the Rocky Mountains and northern Great Plains.
Habitat: Meadows, grasslands, and forest openings, often where moist.
(= Aster junciformis in Flora of the Pacific Northwest)
Slender perennial from slim, creeping rhizomes, the stem 1.5-8 dm. tall, glabrous below, becoming puberulent in lines upward.
Distribution: Alaska south to Idaho, east to Minnesota; rare in the Pacific Northwest.
Habitat: Cold bogs.
(= Aster chilensis in Flora of the Pacific Northwest)
Fibrous-rooted perennial from a rhizome or branched base, the stems 2-10 dm. tall, pubescent at least above.
Distribution: Both sides of the Cascades, Washington to California, east to Montana and New Mexico.
Habitat: Dry, open places in the valleys and plains, to moderate elevations in the mountains.
(= Aster brachyactis in Flora of the Pacific Northwest)
Simple or much-branched annual from a taproot, the stem 1-7 dm. tall, glabrous.
Distribution: British Columbia south to northern Washington, east to Minnisota.
Habitat: Moist, usually saline ground, often along the shores of lakes and ponds.
(= Aster foliaceus var. cusickii in Flora of the Pacific Northwest)
Fibrous-rooted perennial from a creeping rhizome, the stems erect, usually over 2.5 dm. tall; herbage soft pubescent
Distribution: Occurring east of the Cascades crest in Washington; Washington south to Oregon, east to Alberta, Idaho, and Montana.
Habitat: Moist, often wooded places at moderate to high elevations in the mountains.
(= Aster eatonii in Flora of the Pacific Northwest)
Herbaceous perennial from creeping rhizomes, the stem 4-10 dm. tall, minutely puberulent.
Distribution: Occurring on both sides of the Cascades crest in Washington; southern British Columbia south to California, east to the Rocky Mountains and Great Plains of Canada and the U.S.
Habitat: Streambanks and other moist places at moderate elevations in the mountains and valleys.
Fibrous-rooted perennial from a crown or rhizomes, the stems clustered, 3-20 dm. tall; herbage rough with usually spreading hairs.
Distribution: Southern British Columbia and Eastern Washington and Montana, south to Utah, Colorado and Nebraska.
Habitat: Open, wet or dry places in the vallies and plains; tolerant of alkali.
(= Aster foliaceus in Flora of the Pacific Northwest)
Fibrous-rooted perennial from a creeping rhizome, highly variable in size, the herbage glabrous or soft-pubescent.
Distribution: Alaska to California, east to Colorado
Habitat: Open, usually moist areas, low to high elevations in the mountains.
(= Aster frondosus in Flora of the Pacific Northwest)
Glabrous, branching annual, the stem 0.5-14 dm. tall.
Distribution: Eastern Washington, south to California and east to Wyoming and Utah.
Habitat: Moist, usually saline soil, often along the shores of lakes and ponds, or in vernally moist, alkaline bottoms.
(= Aster chilensis ssp. hallii in Flora of the Pacific Northwest)
Fibrous-rooted perennial from a rhizome or branched base, the stems 2-10 dm. tall, pubescent at least above.
Distribution: West of the Cascades in Washington and, more commonly, in Oregon.
Habitat: Dry, open places in the valleys and plains.
(= Aster foliaceus var. lyallii in Flora of the Pacific Northwest)
Fibrous-rooted perennial from a creeping rhizome, plants mostly over 2.5 dm. tall, the herbage sub-glabrous or soft-pubescent.
Distribution: Occurring in northeastern region of Washington; Washington south to Oregon, east to Idaho and Montana.
Habitat: Moist, often wooded places at moderate to high elevations in the mountains.
(= Aster jessicae in Flora of the Pacific Northwest)
Stout perennial from a rhizome, 4-12 dm. tall, the herbage densely soft-pubescent.
Distribution: The Palouse country of southeast Washington and adjacent Idaho.
Habitat: Streambanks and open places.
(= Aster laevis in Flora of the Pacific Northwest)
Fibrous-rooted perennials with a short rhizome or crown, the stems 4-12 dm. tall, the herbage glabrous and somewhat glaucous.
Distribution: Eastern British Columbia, eastern Washington and northeast Oregon, east to Maine and Georgia.
Habitat: Open places in the plains and valleys to moderate elevations in the mountains.
(= Aster novae-angliae in Flora of the Pacific Northwest)
Stout perennial from a very short, thick rhizome and numerous fibrous roots, the stems 5-20 dm. tall, clustered.
Distribution: Native to eastern United States; introduced as an ornamental and occasionally escaping in the Pacific Northwest.
Habitat: Roadsides and disturbed areas where somewhat moist.
(= Aster occidentalis in Flora of the Pacific Northwest)
Fibrous-rooted perennial from a creeping rhizome, the stems 2-10 dm. tall.
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia south to California, east to the Rocky Mountains.
Habitat: Meadows and forest openings, moderate to mid-elevations in the mountains.
(= Aster subspicatus in Flora of the Pacific Northwest)
Fibrous-rooted perennial from a creeping rhizome, highly variable in size, the herbage pubescent.
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to Alberta, Montana and Idaho.
Habitat: Moist woods, streambanks and seashores.
