Page author: Don Knoke
Eriogonum marifolium
mountain buckwheat
WTU specimens
Other herbaria

Distribution: Chiefly on the east slope of the Cascades, Linn County, Oregon, south to Siskiyou County, California.

Habitat: Gravelly flats in lodgepole and ponderosa pine forests to 9000-foot alpine ridges and talus slopes.

Flowers: June - July

Origin: Native

Conservation Status: Not of concern

Description:
General:

Dioecious perennial with a strong taproot and trailing to weakly ascending branches up to 3 dm. long.

Leaves:

Leaves alternate, numerous, 2-4 cm. long, the blade rhombic to obovate-oblanceolate, grayish-woolly beneath, tapered to a slender petiole.

Flowers:

Inflorescence a 3- to 7-rayed umbel, from subcapitate to 5 cm. broad, subtended by a whorl of 3-7 linear-lanceolate bracts; involucres broadly top-shaped, woolly, 3 mm. long, the 5 teeth 0.5 mm. long; perianth pale to deep yellow, glabrous, 3 mm. long, with a stipitate base 0.5 mm. long; filaments bearded on the lower half.

Fruits:

Achene exceeding the perianth.

Accepted Name:
Eriogonum marifolium Torr. & A. Gray
Publication: Proc. Amer. Acad. Arts. 8: 161. 1870.

Synonyms & Misapplications:
(none provided)
Infraspecies:
var. marifolium – mountain buckwheat
Additional Resources:

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

WA Flora Checklist: Eriogonum marifolium checklist entry.

E-Flora BC: Eriogonum marifolium atlas page.

CalPhotos: Eriogonum marifolium photos.

USDA Plants: Eriogonum marifolium information.

13 photographs:
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