Related species: Centaurea stoebe ssp. micranthos
Counties: Alpine Amador Butte Calaveras Del Norte El Dorado Fresno Humboldt Inyo Kern Lake Lassen Los Angeles Madera Mariposa Mendocino Mono Monterey Modoc Nevada Placer Plumas Santa Barbara San Bernardino Santa Clara San Diego San Mateo Shasta Sierra Siskiyou Solano Sonoma Trinity Tuolumne Ventura Yuba