Page author: Don Knoke
Erigeron filifolius
Peck's threadleaf fleabane
WTU specimens
Other herbaria

Distribution: Chiefly east of the Cascades, British Columbia to Oregon, east to Montana

Habitat: In shrub-steppe of foothills and plains, often with sagebrush

Flowers: May - July

Origin: Native

Conservation Status: Not of concern

Description:
General:

Perennial from a taproot and branched, short woody base, 1-5 dm. tall, the stem densely covered with fine, appressed hairs aligned in one direction.

Leaves:

Leaves both basal and cauline, linear or linear-filiform, 1-8 cm. long and 0.3-3 mm. wide, of uniform width.

Flowers:

Heads solitary or several; involucre 4-6 mm. high, with fine, soft hairs or small glands or both; rays 15-125, blue, pink or white, 3-13 mm. long and 1-2 mm. wide; pappus of 20-30 simple hairs.

Accepted Name:
Erigeron filifolius (Hook.) Nutt.
Publication: Trans. Amer. Philos. Soc., n. s. 7: 308. 1840. 1840.

Synonyms:
Erigeron filifolius (Hook.) Nutt. var. filifolius [HC]
Erigeron filifolius (Hook.) Nutt. var. robustior M. Peck [HC]
Additional Resources:

PNW Herbaria: Specimen records of Erigeron filifolius in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Erigeron filifolius checklist entry.

E-Flora BC: Erigeron filifolius atlas page.

CalPhotos: Erigeron filifolius photos.

USDA Plants: Erigeron filifolius information.

48 photographs:
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