Eriogonum leptophyllum |
Eriogonum marifolium |
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marum-leaf wild buckwheat, mountain buckwheat |
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Habit | 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. |
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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. |
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Fruits | Achene exceeding the perianth. |
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Eriogonum leptophyllum |
Eriogonum marifolium |
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Flowering time | June-August | |
Habitat | Gravelly flats in lodgepole and ponderosa pine forests to alpine ridges and talus slopes. | |
Distribution | Reported from east of the Cascades crest in Washington, but no specimens seen; central Washington to California, east to northwestern Nevada.
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Origin | Native | |
Conservation status | Review Group 1 in Washington (WANHP) | |
Sibling taxa | ||
Subordinate taxa | ||
Web links |