Plant Communities: Yellow Pine Forest Red Fir Forest Lodgepole Forest Subalpine Forest Foothill Woodland Chaparral Valley Grassland Alpine Fell-fields wetland-riparian
Synonyms: Juncus arcticus var. mexicanus Juncus balticus var. mexicanus
Counties: Alameda Alpine Amador Butte Calaveras Contra Costa Colusa El Dorado Fresno Glenn Humboldt Inyo Kern Lake Lassen Los Angeles Madera Marin Mariposa Mendocino Merced Mono Monterey Modoc Napa Nevada Orange Placer Plumas Riverside Sacramento Santa Barbara San Bernardino San Benito Santa Clara Santa Cruz San Diego San Francisco San Joaquin San Luis Obispo San Mateo Shasta Sierra Siskiyou Solano Sonoma Sutter Trinity Tulare Tuolumne Ventura Yolo