Parent species: Thalictrum fendleri
Plant Communities: Mixed Evergreen Forest Northern Oak Woodland Foothill Woodland Southern Oak Woodland
Synonyms: Thalictrum polycarpum
Counties: Alameda Amador Butte Calaveras Contra Costa Colusa Del Norte El Dorado Fresno Humboldt Inyo Kern Lake Los Angeles Madera Marin Mariposa Mendocino Mono Monterey Napa Nevada Orange Placer Plumas Riverside Santa Barbara San Bernardino San Benito Santa Clara Santa Cruz San Diego San Luis Obispo San Mateo Shasta Siskiyou Sonoma Tehama Trinity Tulare Tuolumne Ventura