Page authors: Don Knoke, David Giblin
Packera indecora
rayless mountain butterweed, elegant groundsel
Specimens
Photos

Distribution: Occurring on both sides of the Cascades crest in northern Washington; Alaska to Washington, and also in California, east to Idaho, Montana, Wyoming, and in the Great Lakes Region, also east across Canada to the Atlantic Coast.

Habitat: Damp meadows to stream banks and moist woodlands, from the valleys to the subalpine.

Flowers: July-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bees, flies, beetles, wasps

Description:
General:

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

Leaves:

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.

Flowers:

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.

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

OregonFlora: Packera indecora information

E-Flora BC: Packera indecora atlas page

CalPhotos: Packera indecora photos

11 photographs:
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