Page authors: Don Knoke, David Giblin
Eriogonum flavum
yellow buckwheat
Specimens
Photos

Distribution: Occurring east of the Cascades crest in southeastern Washington; Alaska to northeastern Oregon, east to the northern Great Plains.

Habitat: Open knolls in grasslands to alpine ridges and scree.

Flowers: June-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bumblebees, bees, flies, butterflies, beetles, wasps

Description:
General:

Tufted perennial with several woody branches coming from a stout taproot and covered with dead leaves, and several simple stems to 2 dm. tall top with a compact, multi-rayed umbel and ball-shaped flower clusters.

Leaves:

Basal, closely crowded, usually more or less gray-woolly, especially below, linear to narrowly oblanceolate, 3-7 cm. long with a petiole about the same length.

Flowers:

Flowering stems leafless, 5-20 cm. long; inflorescence a simple umbel, rays up to 3 cm. long, subtended by 4-6 somewhat leafy bracts; involucre covered with soft hairs, cone-shaped, 4-7 mm. long with 4-5 shallow lobes; tepals 4-6 mm. long, usually pale to deep yellow but sometimes rose-tinged, covered with soft, silky hairs, and with a short, stipitate base.

Accepted Name:
Eriogonum flavum Nutt.
Publication: Cat. Pl. Upper Louisiana. no. 34. 1813.

Synonyms & Misapplications:
(none provided)
Infraspecies:
Additional Resources:

PNW Herbaria: Specimen records of Eriogonum flavum in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Eriogonum flavum checklist entry

OregonFlora: Eriogonum flavum information

E-Flora BC: Eriogonum flavum atlas page

CalPhotos: Eriogonum flavum photos

43 photographs:
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