Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1654884
| MD | Anne Arundel | 1-99 Lake Shore Dr, Edgewater, MD 21037, USA | 2017 |
02060004
| Severn | established |
1671297
| MD | Montgomery | [No locality description provided] | 2017 |
02070010
| Middle Potomac-Anacostia-Occoquan | |
1671070
| MD | Montgomery | [No locality description provided] | 2017 |
02070008
| Middle Potomac-Catoctin | |
1654878
| MD | Prince George's | Greenbelt Park, Greenbelt, MD, US | 2017 |
02070010
| Middle Potomac-Anacostia-Occoquan | established |
1339791
| MD | Prince George's | Lake Cosca | 2017 |
02070010
| Middle Potomac-Anacostia-Occoquan | established |