Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
115843
| VA | Arlington | Curtis Spring, USDA experimental farm, east of Arlington | 1901 |
02070010
| Middle Potomac-Anacostia-Occoquan | collected |
1446470
| VA | Newport News city | James River on the beach at Huntington Park | 1999 |
02080206
| Lower James | established |
1446469
| VA | Newport News city | Lake Maury on the property of the Mariners' Museum | 2001 |
02080206
| Lower James | established |
115844
| VA | Norfolk | Norfolk | 1993 |
02080208
| Hampton Roads | collected |