Parent species: Pteridium aquilinum
Plant Communities: Coastal Sage Scrub Yellow Pine Forest Red Fir Forest Lodgepole Forest Subalpine Forest Foothill Woodland Chaparral Valley Grassland Coastal Strand
Synonyms: Pteridium aquilinum ssp. lanuginosum Pteridium aquilinum var. lanuginosum
Counties: Alameda Alpine Amador Butte Calaveras Contra Costa Colusa Del Norte El Dorado Fresno Glenn Humboldt Inyo Kern Lake Lassen Los Angeles Madera Marin Mariposa Mendocino Mono Monterey Modoc Napa Nevada Orange Placer Plumas Riverside Santa Barbara San Bernardino San Benito Santa Clara Santa Cruz San Diego San Francisco San Luis Obispo San Mateo Shasta Sierra Siskiyou Sonoma Tehama Trinity Tulare Tuolumne Ventura Yuba