Eriogonum nudum var. oblongifolium

Harford's wild buckwheat, Harford's Wild Buckwheat

Family: Polygonaceae · Type: perennial · Native

Harford's wild buckwheat is a California native perennial found in northwestern California, the Cascade Range, and northern Sierra Nevada in sandy or gravelly habitats at elevations of 20 to 1,900 meters. Flowering from May to October, this plant produces delicate white to rose or yellow flowers in loose, wide clusters 10 to 50 centimeters across. Growing 5 to 10 decimeters tall with tomentose to hairy stems, it develops an open, branching structure with multiple flowering stems. Its basal leaves are distinctive, measuring 2 to 4 centimeters long and 1.5 to 2 centimeters wide, with a tomentose underside and thinly hairy upper surface. The plant forms intricate inflorescences with 10 to 50 branches, creating an airy, elegant silhouette in its native habitat.

Habitat: Common. Sand or gravel

Bloom period: May-Oct

Elevation: 20-1900 m

Bioregions: NW, CaR, n SN

California counties: Humboldt, Placer, Mendocino, Plumas, Butte, Tulare, Siskiyou, Trinity, El Dorado, Shasta, San Joaquin, Amador, Calaveras, Nevada, Sierra, Lake, Madera, Mariposa, Mono, Tehama, Yolo, Yuba, Fresno, Napa, Sonoma, Tuolumne, Modoc, Alameda, Del Norte, Inyo

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