Eriogonum microtheca var. ambiguum

Yellow-flowered wild buckwheat, Yellow-Flowered Wild Buckwheat

Family: Polygonaceae · Type: shrub · Native

Yellow-flowered wild buckwheat is a California native shrub found in the eastern Sierra Nevada and Great Basin in sandy, gravelly, or rocky habitats at elevations of 1,900 to 3,300 meters. Flowering from July to September, this plant produces distinctive yellow flowers in compact clusters 1 to 5 centimeters long. Growing as a low subshrub 0.5 to 5 decimeters tall with a spread of 1 to 8 decimeters, it features hairy stems and a dense growth habit. Its small leaves are 0.8 to 2.5 centimeters long, with soft tomentose undersides and a narrow width of 0.3 to 0.6 centimeters. The fruit is small, measuring 1.5 to 2 millimeters in length.

Habitat: Common. Sand, gravel or rocks

Bloom period: Jul-Sep

Elevation: (1100)1900-3300 m

Bioregions: SNH (e slope), GB

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.