Eriogonum collinum

Hill buckwheat

Family: Polygonaceae · Type: annual · Native

Conservation status: CNPS 4.3

Hill buckwheat is a California native annual found in the Modoc Plateau in sandy habitats at elevations of 1,300 to 2,000 meters. Flowering from May to November, this plant produces white to pale yellow flowers in delicate clusters with small, bumpy blooms. Growing with slender stems 10 to 50 centimeters tall that are generally glabrous, it spreads with an open, branching structure. Its basal leaves are approximately round, typically 1 to 2.5 centimeters long, with woolly undersides and smooth upper surfaces. The fruit is smooth and approximately 2 to 2.5 millimeters long.

Habitat: Sand

Bloom period: May-Nov

Elevation: 1300-2000 m

Bioregions: MP

California counties: Lassen, Modoc, Siskiyou

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