Phacelia corymbosa

Serpentine phacelia

Family: Hydrophyllaceae · Type: perennial · Native

Serpentine phacelia is a California native perennial found in the Klamath Ranges, northern Coast Ranges, northern California Coast Ranges, and northern Sierra Nevada Mountains on serpentine soils, slopes, and ridges at elevations of 120 to 2,950 meters. Flowering from April to September, this plant produces delicate white flowers in small clusters with corollas 5 to 7 millimeters long. Growing 15 to 40 centimeters tall with ascending to erect stems that are stiff-hairy and densely glandular, it forms a compact plant with distinctive foliage. Its basal leaves are lanceolate to oblanceolate, 20 to 150 millimeters long, with 3 to 7 leaf segments and prominent veins. The fruit is a small 3 to 4 millimeter narrowly ovoid structure covered in stiff hairs, containing one to two pitted seeds.

Habitat: Generally serpentine soils, slopes, flats, ridges

Bloom period: Apr-Sep

Elevation: 120-2950 m

Bioregions: KR, NCoR, CaRH, n SNH

California counties: Trinity, Del Norte, Butte, Siskiyou, Shasta, Mendocino, Humboldt, Calaveras, Napa, Colusa, Sonoma, Alpine, El Dorado, Tehama, Alameda, Lake, Glenn, Nevada

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