| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
232438
| CA | Sonoma | marsh 1.4 mi E of Forestville, in open marshy ground and shallow water along a dirt road that crosses the marsh | 1955 |
18010110
| Russian | established |
|
232440
| CA | Sonoma | marsh 1.4 mi E of Forestville, in open marshy ground and shallow water along a dirt road that crosses the marsh | 1955 |
18010110
| Russian | established |
|
232439
| CA | Sonoma | marsh 1.4 mi E of Forestville, in open marshy ground and shallow water along a dirt road that crosses the marsh | 1955 |
18010110
| Russian | established |
|
230866
| IL | | state non-specific | 1955 |
| | established |