Allophyllum divaricatum

Trinity Mountains rockcress

Family: Polemoniaceae · Type: annual · Native

Trinity Mountains rockcress is a California native annual found in the Klamath Ranges, northern Coast Ranges, southern Cascade Range, Sierra Nevada Foothills, San Francisco Bay Area, southern Coast Ranges, Transverse Ranges, and Peninsular Ranges in sandy areas, chaparral, and woodland at elevations of 300 to 1,800 meters. Flowering from April to June, this plant produces pink flowers with red-purple corollas 8 to 22 millimeters long, featuring distinctive unequal stamens. Growing with glandular stems less than 60 centimeters tall that have a distinctive skunk-like odor, it develops spreading branches. Its lower leaves have 3 to 13 lobes approximately 4 to 8 millimeters wide, arranged in a lanceolate pattern. The plant produces 1 to 3 brown seeds per chamber, with flowers clustered in groups of 2 to 8.

Habitat: Sandy areas, chaparral, woodland

Bloom period: Apr-Jun

Elevation: 300-1800 m

Bioregions: KR, NCoRI, s CaR, SNF, SnFrB, SCoR, TR, PR.

California counties: Calaveras, Fresno, Los Angeles, Kern, San Bernardino, Riverside, Santa Cruz, Madera, Nevada, Trinity, Lake, Tuolumne, Tulare, Butte, Monterey, Mariposa, Amador, Tehama, Solano, Colusa, San Diego, Orange, San Luis Obispo, Ventura, El Dorado, Plumas, Shasta, Placer, Sierra, Lassen, Siskiyou, Napa, Contra Costa, Mendocino, Glenn, Santa Clara, Stanislaus, Sacramento, Santa Barbara

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