Distribution of Ceratophyllum demersum
Click on a square to display records from the Consortium of California Herbaria for that county.
- Colusa
- Marin
- Lake
- Butte
- Humboldt
- Kern
- Mariposa
- Merced
- Mono
- Monterey
- Orange
- Plumas
- Riverside
- San Joaquin
- San Luis Obispo
- San Mateo
- Santa Clara
- Santa Cruz
- Sierra
- Siskiyou
- Yuba
- Lassen
- Los Angeles
- Mendocino
- San Bernardino
- San Diego
- San Francisco
- Sonoma
- Modoc
- Imperial
- Alameda
- Shasta
- Ventura
- El Dorado
- Sutter
- Napa
- Sacramento
- Solano
- Stanislaus
- Madera
- Inyo
- Contra Costa
- Santa Barbara
- Fresno