Page authors: Don Knoke, David Giblin
Eriophyllum lanatum
common woolly sunflower
WTU specimens
Other herbaria

Distribution: Widely distributed throughout Washington; British Columbia to California, east Montana, Wyoming, and Utah.

Habitat: Dry, open, often rocky areas at low to mid-elevations.

Flowers: May-August

Origin: Native

Conservation Status: Not of concern

Description:
General:

Perennial, white-woolly throughout, 1-6 dm. tall, usually several-stemmed from the base.

Leaves:

Leaves variable, 1-8 cm. long, entire to pinnatifid or ternate.

Flowers:

Heads solitary on long peduncles; involucre 6-12 mm. high, the bracts broad, erect and keeled; rays 8-13, yellow, 5-20 mm. long; disk flowers yellow; pappus a toothed crown, or a few chaffy scales.

Fruits:

Achenes slender, 4-angled.

Accepted Name:
Eriophyllum lanatum (Pursh) J. Forbes
Publication: Hort. Woburn. 183. 1833.

Synonyms:
(none provided)
Infraspecies:
var. achilleoides – common woolly sunflower
var. integrifolium – common woolly sunflower    Common east of the Cascades from British Columbia through Oregon
var. lanatum – common woolly sunflower    West of the Cascades in Washington; also in the Blue Mountains and east to Montana
var. leucophyllum – common woolly sunflower
Additional Resources:

PNW Herbaria: Specimen records of Eriophyllum lanatum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Eriophyllum lanatum checklist entry.

E-Flora BC: Eriophyllum lanatum atlas page.

CalPhotos: Eriophyllum lanatum photos.

USDA Plants: Eriophyllum lanatum information.

89 photographs:
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