| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 1605769 | MI | Mecosta | [No locality description provided] | 2019 | 04060102 | Muskegon | established |
| 1605771 | MI | Mecosta | [No locality description provided] | 2019 | 04060102 | Muskegon | established |
| 1605773 | MI | Mecosta | [No locality description provided] | 2019 | 04060102 | Muskegon | established |
| 1605774 | MI | Mecosta | [No locality description provided] | 2019 | 04060102 | Muskegon | established |
| 1605779 | MI | Mecosta | [No locality description provided] | 2019 | 04060102 | Muskegon | established |
| 1605783 | MI | Osceola | [No locality description provided] | 2019 | 04060102 | Muskegon | established |
| 1605784 | MI | Osceola | [No locality description provided] | 2019 | 04060102 | Muskegon | established |
Citation for this information:
U.S. Geological Survey, 2025,
Lysimachia nummularia: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/12/2025