.
| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 250876 | WI | Ashland | Ashland County | 2008 | 04010302 | Bad-Montreal | collected |
| 250916 | WI | Manitowoc | Manitowoc County | 2008 | 04030101 | Manitowoc-Sheboygan | collected |
| 250920 | WI | Sheboygan | Sheboygan County | 2008 | 04030101 | Manitowoc-Sheboygan | collected |
| 250906 | WI | Oconto | Oconto County | 2008 | 04030104 | Oconto | collected |
| 1612385 | WI | Forest | [No locality description provided] | 2018 | 04030105 | Peshtigo | established |
| 250932 | WI | Racine | Racine County | 2008 | 04040002 | Pike-Root | collected |
| 250918 | WI | Green Lake | Green Lake County | 2008 | 04030201 | Upper Fox | collected |
| 250912 | WI | Waushara | Waushara County | 2008 | 04030201 | Upper Fox | collected |
| 250910 | WI | Waupaca | Waupaca County | 2008 | 04030202 | Wolf | collected |
| 250873 | WI | Douglas | Douglas County | 2008 | 04180000 | Lake Superior | collected |
| 250896 | WI | Forest | Forest County | 2008 | 04030202 | Wolf | collected |
| 250907 | WI | Door | Door County | 2008 | 04190000 | Lake Michigan | collected |
| 250917 | WI | Marquette | Marquette County | 2008 | 04030201 | Upper Fox | collected |
| 250919 | WI | Fond du Lac | Fond du Lac County | 2008 | 04040003 | Milwaukee | collected |
| 250899 | WI | Langlade | Langlade County | 2008 | 04030202 | Wolf | collected |
| 250905 | WI | Menominee | Menominee County | 2008 | 04030202 | Wolf | collected |
| 250924 | WI | Ozaukee | Ozaukee County | 2008 | 04040003 | Milwaukee | collected |
Citation for this information:
U.S. Geological Survey, 2025,
Persicaria maculosa: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 1/15/2025