Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1437566
| CA | Los Angeles | N*r Slough'. [locality name change to 'Laguna Dominguez'] | 1917 |
18070106
| San Gabriel | established |
1436111
| CA | Los Angeles | South Coast, Madrona Marsh, Torrance | 2010 |
18070106
| San Gabriel | established |
1440075
| CA | Los Angeles | South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. | 2011 |
18070106
| San Gabriel | established |
1441932
| CA | Los Angeles | South Coastal Plains Region, Harbor Park, Harbor City | 1998 |
18070106
| San Gabriel | established |
1439454
| CA | Orange | Buena Park | 1896 |
18070106
| San Gabriel | established |
1439859
| CA | Orange | Cypress, Calif. | 1929 |
18070106
| San Gabriel | established |
1437901
| CA | Orange | On Tonner lease, mouth of Brea Canyon. | 1935 |
18070106
| San Gabriel | established |