Page authors: Don Knoke, David Giblin
Rudbeckia occidentalis
western chocolate come, western coneflower
WTU specimens
Other herbaria

Distribution: Occurring chiefly east of the Cascades crest in Washington; Washington south to California, east to the Rocky Mountains.

Habitat: Moist openings in forests at moderate to mid-elevations in the mountains.

Flowers: June-August

Origin: Native

Conservation Status: Not of concern

Description:
General:

Coarse, nearly glabrous perennial, 5-20 dm. tall.

Leaves:

Leaves ample, broadly ovate or elliptic, up to 25 cm. long and 15 cm. wide, entire or toothed, the lower petiolate, the upper scarcely so and sub-cordate.

Flowers:

Heads long-pedunculate, the black disk columnar and elongating to as much as 6 cm. in fruit; involucral bracts in 2-3 series, becoming reflexed; corollas all tubular, nearly black; the chaffy bracts on the receptacle with grey tips; pappus a short crown.

Fruits:

Achenes quadrangular

Accepted Name:
Rudbeckia occidentalis Nutt.
Publication: Trans. Amer. Philos. Soc., n. s. 7: 355. 1840. 1840.

Synonyms & Misapplications:
Rudbeckia occidentalis Nutt. var. occidentalis [HC]
Additional Resources:

PNW Herbaria: Specimen records of Rudbeckia occidentalis in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Rudbeckia occidentalis checklist entry.

E-Flora BC: Rudbeckia occidentalis atlas page.

CalPhotos: Rudbeckia occidentalis photos.

USDA Plants: Rudbeckia occidentalis information.

21 photographs:
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