Place
- San Mateo County (Calif.)13
- Santa Clara County (Calif.)9
- Alameda County (Calif.)7
- Contra Costa County (Calif.)7
- Marin County (Calif.)7
- Napa County (Calif.)7
- San Francisco Bay Area (Calif.)7
- San Francisco County (Calif.)7
- Solano County (Calif.)7
- Sonoma County (Calif.)7
- United States5
- Jasper Ridge Biological Preserve (Calif.)3
- Woodside (Calif.)3
- Santa Cruz County (Calif.)2
- Alabama1
- Alaska1
- Arizona1
- Arkansas1
- Colorado1
- Connecticut1