Page author: Don Knoke
Symphyotrichum laeve
Geyer's aster, smooth aster
WTU specimens
Other herbaria

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.

Flowers: July - September

Origin: Native

Conservation Status: Not of concern

Description:
General:

Fibrous-rooted perennials with a short rhizome or crown, the stems 4-12 dm. tall, the herbage glabrous and somewhat glaucous.

Leaves:

Leaves thick, entire or toothed, highly variable in size and shape, lanceolate or broader, the lower petioled, the other sessile and sometimes clasping.

Flowers:

Inflorescence open and flat-topped, its bracts broad-based and sub-clasping; involucre 5-7 mm. high, its bracts firm, imbricate, sharply pointed, with a narrow, elongate green tip; rays 15-30, blue or purple, 6-9 mm. long; disk flowers yellow; pappus of reddish capillary bristles.

Fruits:

Achenes glabrous.

Accepted Name:
Symphyotrichum laeve (L.) Á. Löve & D. Löve
Publication: Taxon. 31: 359. 1982.

Synonyms & Misapplications:
Aster laevis L. [HC]
Infraspecies:
var. geyeri – Geyer's aster, smooth aster
Additional Resources:

PNW Herbaria: Specimen records of Symphyotrichum laeve in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Symphyotrichum laeve checklist entry.

E-Flora BC: Symphyotrichum laeve atlas page.

CalPhotos: Symphyotrichum laeve photos.

USDA Plants: Symphyotrichum laeve information.

10 photographs:
Group by