Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1668949
| MD | Dorchester | Griffith Neck Road, just North of Henry's Crossroad | 2012 |
02080110
| Tangier | unknown |
1669435
| MD | Queen Anne's | Kent Island, Stevensville, Thompson Creek Mall, along edge of un-used parking lot behind supermarket between Thompson Creek and Thompson Creek Road | 2012 |
02060002
| Chester-Sassafras | unknown |
1668106
| MD | Somerset | Town of Princess Anne, along Carole Lane, growing along roadside | 2012 |
02080110
| Tangier | unknown |
1669245
| MS | Hancock | 10.7 air km W of Waveland town center and 1.5 air km S of US 90 | 2012 |
03170009
| Mississippi Coastal | unknown |
877636
| NY | Erie | Times Beach Nature Preserve | 2012 |
04260000
| Lake Erie | established |
862386
| PA | Erie | | 2012 |
05010004
| French | established |
1527905
| WA | Benton | Columbia River at Tricities | 2012 |
17020016
| Upper Columbia-Priest Rapids | established |