| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
1889470
| MD | Anne Arundel | [No locality description provided; coordinates obscured by collector] | 2025 |
02060003
| Gunpowder-Patapsco | |
|
1889471
| MD | Anne Arundel | [No locality description provided; coordinates obscured by collector] | 2025 |
02060006
| Patuxent | |
|
1895317
| MD | Baltimore | [No locality description provided; coordinates obscured by collector] | 2025 |
02060003
| Gunpowder-Patapsco | |
|
1889440
| MD | Baltimore | [No locality description provided] | 2025 |
02060003
| Gunpowder-Patapsco | |
|
1892017
| MD | Baltimore | [No locality description provided] | 2025 |
02060003
| Gunpowder-Patapsco | |
|
1892896
| MD | Baltimore | [No locality description provided] | 2025 |
02060003
| Gunpowder-Patapsco | |
|
1895320
| MD | Howard | [No locality description provided; coordinates obscured by collector] | 2025 |
02060006
| Patuxent | |
|
1892553
| MD | Kent | [No locality description provided] | 2025 |
02060002
| Chester-Sassafras | |
|
1893106
| MD | Montgomery | [No locality description provided; coordinates obscured by collector] | 2025 |
02070008
| Middle Potomac-Catoctin | |
|
1891264
| MD | Talbot | [No locality description provided; coordinates obscured by collector] | 2025 |
02060001
| Upper Chesapeake Bay | |