Page authors: Don Knoke, David Giblin
Oreostemma alpigenum
WTU specimens
Other herbaria

Distribution: Alpine areas of Olympic and Cascade Mountains; British Columbia to California, east to Wyoming.

Habitat: High mountain meadows.

Flowers: June-September

Origin: Native

Conservation Status: Not of concern

Description:
General:

Dwarf perennial from a short, woody base, 3-40 cm. tall.

Leaves:

Basal leaves persistent, entire, linear to linear-elliptic or oblanceolate, 2-25 cm. long and 1-15 mm. wide; cauline leaves few and much reduced.

Flowers:

Heads solitary; involucre 3-15 mm. high, the bracts imbricate, papery at the base, often purplish, with short woolly hairs on the margins and under the heads; rays 10-40, violet or lavender, 7-15 mm. long

Accepted Name:
Oreostemma alpigenum (Torr. & A. Gray) Greene
Publication: Pittonia. 4: 224. 1900.

Synonyms & Misapplications:
Aster alpigenus (Torr. & A. Gray) A. Gray [HC]
Infraspecies:
var. alpigenum    British Columbia to Oregon
Additional Resources:

PNW Herbaria: Specimen records of Oreostemma alpigenum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Oreostemma alpigenum checklist entry.

E-Flora BC: Oreostemma alpigenum atlas page.

CalPhotos: Oreostemma alpigenum photos.

USDA Plants: Oreostemma alpigenum information.

27 photographs:
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