Specimen ID | Common Name | State | County | Locality | Year |
| Drainage name | Status |
230348
| curly-leaf pondweed | CA | | San Joaquin Delta drainage | 1990 |
18040003
| San Joaquin Delta | established |
1708584
| curly-leaf pondweed | CA | Contra Costa | [No locality description provided] | 2021 |
18040003
| San Joaquin Delta | |
1703137
| hybrid curly-leaved pondweed | CA | Contra Costa | Franks Tract State Recreation Area | 2018 |
18040003
| San Joaquin Delta | failed |
1703138
| hybrid curly-leaved pondweed | CA | Contra Costa | Marsh near Dutch Slough, west of Jersey Island Rd. | 2022 |
18040003
| San Joaquin Delta | |
1442173
| curly-leaf pondweed | CA | Contra Costa | Webb Island in the Sacramento River Delta; San Joaquin Valley | 1949 |
18040003
| San Joaquin Delta | established |
234504
| curly-leaf pondweed | CA | San Joaquin | Roberts Island | 1948 |
18040003
| San Joaquin Delta | established |
1441778
| curly-leaf pondweed | CA | San Joaquin | sw of Holt; Trapper's Slough | 1946 |
18040003
| San Joaquin Delta | established |
1442015
| curly-leaf pondweed | CA | San Joaquin | Trapper's Slough Robert's Island | 1948 |
18040003
| San Joaquin Delta | established |