Eriogonum umbellatum var. modocense

Modoc sulphur flower, Modoc Sulphur Flower

Family: Polygonaceae · Type: perennial · Native

Modoc sulphur flower is a California native perennial found in the Klamath Ranges, northern California Ranges, northern Sierra Nevada, and Modoc Plateau in sandy or gravelly habitats at elevations of 600 to 2,300 meters. Flowering from June to September, this plant produces bright yellow flowers in compact umbels typically 4 to 8 millimeters long. Growing as a low mat 1 to 3 meters in diameter with stems 7 to 25 centimeters tall, it forms a dense, tomentose ground cover. Its small leaves are 1 to 15 millimeters long, covered with dense white felt on the underside while appearing nearly smooth on top. The plant creates dense, low-spreading clusters that thrive in open, gravelly mountain landscapes.

Habitat: Common. Sand or gravel

Bloom period: Jun-Sep

Elevation: (200)600-2300 m

Bioregions: KR, CaR, n SN, MP

California counties: Lassen, Modoc, Siskiyou, Plumas, Shasta, Butte, Sierra, Amador, Trinity, Nevada

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