Page authors: Don Knoke, David Giblin
Packera contermina
dwarf arctic butterweed

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to Washington, east to Alberta and Montana.

Habitat: Exposed, rocky places in the alpine to occasionally the subalpine;

Flowers: July-September

Origin: Native

Conservation Status: Not of concern


Leaves somewhat thick, the basal ones ovate to kidney-shaped, sub-entire or with blunt teeth, the blade up to 2.5 cm. long and wide, abruptly contracted to the petiole; cauline leaves reduced upwards, becoming sessile, occasionally pinnatifid.


Heads solitary, or rarely 2, the disk 11-18 mm. wide, usually orange; involucre 7-8 mm. high, the bracts purplish; rays various, sometimes up to 14 mm. long and 4 mm. wide; pappus of numerous, white, capillary bristles.


Achene sub-terete.

Accepted Name:
Packera contermina (Greenm.) J.F. Bain
Publication: Novon. 9: 457. 1999.

Synonyms & Misapplications:
Packera cymbalaria (Pursh) W.A. Weber & Á. Löve, misapplied [FNA]
Additional Resources:

PNW Herbaria: Specimen records of Packera contermina in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Packera contermina checklist entry.

E-Flora BC: Packera contermina atlas page.

CalPhotos: Packera contermina photos.

USDA Plants: Packera contermina information.

3 photographs:
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