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

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

Conservation Status: Not of concern


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.


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.


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)
var. piperi – Piper's buckwheat, yellow buckwheat    Occurring east of the Cascades crest in southeastern Washington; British Columbia to Oregon, east to Alberta, Montana, and Wyoming.
Additional Resources:

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

WA Flora Checklist: Eriogonum flavum checklist entry.

E-Flora BC: Eriogonum flavum atlas page.

CalPhotos: Eriogonum flavum photos.

USDA Plants: Eriogonum flavum information.

39 photographs:
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