Place
- San Mateo County (Calif.)5
- Alameda County (Calif.)4
- Contra Costa County (Calif.)4
- Marin County (Calif.)4
- Napa County (Calif.)4
- San Francisco Bay Area (Calif.)4
- San Francisco County (Calif.)4
- Santa Clara County (Calif.)4
- Solano County (Calif.)4
- Sonoma County (Calif.)4
- United States4
- Jasper Ridge Biological Preserve (Calif.)3
- Woodside (Calif.)3
- Alabama1
- Alaska1
- Arizona1
- Arkansas1
- Colorado1
- Connecticut1
- Delaware1