Page author: Don Knoke
Packera indecora
rayless mountain butterweed, elegant groundsel, rayless mountain groundsel
WTU specimens
Other herbaria

Distribution: Alaska to Washington, east to Montana

Habitat: Uncommon in moist woods and on stream banks, moderate elevations in the mountains

Flowers: July - August

Origin: Native

Conservation Status: Not of concern


Glabrous perennial with fibrous roots, 3-8 dm. tall.


Thin, the basal one elliptic or broadly ovate, usually tapering at the base, petiolate, serrate or sometimes incised; cauline leaves sharply incised-pinnatifid, the lobes irregularly again few toothed, reduced and becoming sessile upward.


Heads 6-40, yellow, discoid or rarely with short rays; involucre 7-10 mm. high, its bracts often with purple tips.

Identification Notes:

The thin, serrate basal leaves and ray-less yellow flowers should distinguish this species.

Accepted Name:
Packera indecora (Greene) Á. Löve & D. Löve
Publication: Bot. Not. 128: 520. 1976. 1976.

Synonyms & Misapplications:
Senecio indecorus Greene [HC]
Additional Resources:

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

WA Flora Checklist: Packera indecora checklist entry.

E-Flora BC: Packera indecora atlas page.

CalPhotos: Packera indecora photos.

USDA Plants: Packera indecora information.

11 photographs:
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