Page author: Don Knoke
Packera bolanderi
Bolander's groundsel
WTU specimens
Other herbaria

Distribution: Along the coast from the estuary of the Columbia River to California.

Habitat: Bluffs, woodlands and beaches.

Flowers: June-July

Origin: Native

Conservation Status: Not of concern

Description:
General:

Glabrous perennial from a branching rhizome, 1-6 dm. tall.

Leaves:

Basal leaves well-developed and persistent, thick and firm, petiolate, the blade cordate, up to 7 cm. broad and long, shallowly palmately lobed, the lobes again toothed; cauline leaves several, pinnatifid, reduced upward.

Flowers:

Heads several in a compact, cymose cluster; involucre 5-7 mm. high, pubescent, often with a few, slender bracteoles; rays yellow.

Fruits:

Achene

Accepted Name:
Packera bolanderi (A. Gray) W.A. Weber & Á. Löve
Publication: Phytologia. 49: 45. 1981.

Synonyms & Misapplications:
Senecio bolanderi A. Gray [HC]
Infraspecies:
var. bolanderi – Bolander's groundsel
var. harfordii – Bolander's groundsel    Occurring west of the Cascades crest along the southern border in Washington; Washington to Oregon
Additional Resources:

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

WA Flora Checklist: Packera bolanderi checklist entry.

E-Flora BC: Packera bolanderi atlas page.

CalPhotos: Packera bolanderi photos.

USDA Plants: Packera bolanderi information.

13 photographs:
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