Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1687158
| MN | Lake | Observed by Barb Omarzu via kayak on Stewart Lake. Confirmed ID by Lake County SWCD. Only one good photograph. | 2017 |
04010102
| Beaver-Lester | unknown |
1632725
| MO | St. Louis | [No locality description provided] | 2015 |
07140101
| Cahokia-Joachim | established |
1632735
| MO | St. Louis | [No locality description provided] | 2019 |
07140101
| Cahokia-Joachim | established |
1336072
| MO | St. Louis city | 4500 block of Shaw Avenue, between Vandeventer Road and Kingshighway, along railroad on S side of road and in adjacent vacant lot W of tracks | 2003 |
07140101
| Cahokia-Joachim | unknown |
1336066
| MO | St. Louis city | Grounds of Missouri Botanical Garden's Monsanto Center and adjacent vacant lot | 2015 |
07140101
| Cahokia-Joachim | unknown |
1653827
| NY | Monroe | Rochester, NY 14625, USA | 2019 |
04140101
| Irondequoit-Ninemile | established |
1653873
| NY | Monroe | Webster Sesquicentennial Arboretum, Webster, NY, US | 2020 |
04140101
| Irondequoit-Ninemile | established |
1653880
| NY | Ontario | Fishers Park, Victor, NY, US | 2020 |
04140101
| Irondequoit-Ninemile | established |
1653821
| NY | Sullivan | Sullivan County, NY, USA | 2019 |
02040101
| Upper Delaware | established |