Region
California
Nevada
4
United States
4
California Desert National Conservation Area (Calif.)
3
Kern County
3
Mojave Desert
3
Ward Valley
3
Ward Valley (Calif.)
3
Arizona
2
Butte County
2
Death Valley National Park (Calif. and Nev.)
2
Headwaters Forest Wilderness (Calif.)
2
Hoopa Valley Indian Reservation (Calif.)
2
Joshua Tree National Park (Calif.)
2
Mojave National Preserve (Calif.)
2
Plumas National Forest (Calif.)
2
Rogue River National Forest (Or. and Calif.)
2
San Benito County
2
Six Rivers National Forest (Calif.)
2
Stanislaus National Forest
2
Stanislaus National Forest (Calif.)
2
Wyoming
2
Afton Canyon
1
Afton Canyon (Calif.)
1
Alabama Hills
1
Big Horn County
1
Devils Tower National Monument (Wyo.)
1
Fresno County
1
Humboldt County
1
Laguna Mountain Region
1
Los Angeles
1
Manzanar National Historic Site (Calif.)
1
Mariposa County
1
Mount Shasta (Calif.)
1
Plumas County (Calif.)
1
Salt River Indian Reservation (Ariz.)
1
San Bernardino County
1
San Bernardino National Forest
1
San Bernardino National Forest (Calif.)
1
San Joaquin Valley
1
Sierra County (Calif.)
1
Sierra Nevada (Calif. and Nev.)
1
Tulare
1
White Pine County
1
Yuma Region
1