Related species: Lomatium marginatum var. marginatum Lomatium marginatum var. purpureum
Plant Communities: Foothill Woodland Yellow Pine Forest Valley Grassland
Counties: Butte Calaveras Colusa El Dorado Fresno Glenn Lake Mariposa Napa Nevada Placer Sacramento San Benito San Joaquin Shasta Siskiyou Solano Sonoma Tehama Trinity Tuolumne Yolo Yuba