Collection place
- CA-Tri-99, Trinity County, California10 objects
- Butte County, California9 objects
- CA-Teh-60, Tehama County, California9 objects
- Sacramento County, California9 objects
- CA-Sha-91, Big Lake, Shasta County8 objects
- CA-Sha-82, Shasta County, California7 objects
- CA-Sha-87, Shasta County, California7 objects
- CA-Teh-65, Tehama County, California7 objects
- CA-Tri-47, Trinity County, California7 objects
- CA-Men-120, Round Valley, Mendocino County6 objects
- CA-Sha-93, Big Lake, Shasta County6 objects
- CA-Sha-97, Big Lake, Shasta County6 objects
- CA-Tri-116, Trinity County, California6 objects
- CA-Tri-2, Trinity County, California6 objects
- CA-But-33, Butte County, California5 objects
- CA-Sac-92 (McCormick 2), Walnut Grove, Sacramento County5 objects
- CA-Sha-98, Big Lake, Shasta County5 objects
- CA-Sha-99, Big Lake, Shasta County5 objects
- Lake Oroville/Upper Feather River watershed5 objects
- McCormick Mound, Walnut Grove, Sacramento County5 objects