Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1669182
| VA | Accomack | Along County Road 705, Holland Road, 0.3 mile south of County Road 709, Pitt's Creek Road, at edge of creek. | 2014 |
02080111
| Pokomoke-Western Lower Delmarva | unknown |
1668249
| VA | Stafford | Brent Marsh along the Potomac River, S of Widewater | 1994 |
02070011
| Lower Potomac | unknown |