Page authors: Don Knoke, David Giblin
Heterotheca villosa
hairy goldaster
WTU specimens
Other herbaria

Distribution: Widespread in Washington and Oregon, chiefly east of the Cascades; east to Michigan

Habitat: Open, sunny areas, often in sandy soil, low to moderate elevations

Flowers: June-September

Origin: Native

Conservation Status: Not of concern

Description:
General:

Perennial from a taproot and somewhat woody base, with several stems 1-5 dm. tall, the herbage hairy or glandular or both.

Leaves:

Lowermost leaves early-deciduous, the others numerous and evenly distributed along the stem, up to 5 cm. long and 1 cm. wide, oblong, alternate and entire.

Flowers:

Heads several in a short, flat-topped inflorescence; involucre 5-10 mm. high, the bracts imbricate, tapering to a point; disk and ray flowers yellow, the rays 10-25, 6-10 mm. long; inner pappus of capillary bristles, outer pappus of evident scales.

Fruits:

Achenes flattened

Accepted Name:
Heterotheca villosa (Pursh) Shinners
Publication: Field & Lab. 19: 71. 1951.

Synonyms:
Chrysopsis villosa (Pursh) Nutt. ex DC. [HC]
Infraspecies:
var. foliosa – hairy goldaster
var. minor – hairy goldaster    Washington to California, east to Michigan and New Mexico
var. villosa – hairy goldaster    Great Plains variety, occarionally reaching eastern Washington and Oregon
Additional Resources:

PNW Herbaria: Specimen records of Heterotheca villosa in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Heterotheca villosa checklist entry.

E-Flora BC: Heterotheca villosa atlas page.

CalPhotos: Heterotheca villosa photos.

USDA Plants: Heterotheca villosa information.

32 photographs:
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