| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 1633456 | OH | Cuyahoga | [Baldwin Lake] | 2017 | 04110001 | Black-Rocky | established |
| 1694168 | OH | Cuyahoga | Wetlands around Beyers Pond | 2020 | 04110001 | Black-Rocky | unknown |
| 1694169 | OH | Cuyahoga | Wetlands around Beyers Pond | 2020 | 04110001 | Black-Rocky | unknown |
| 1694170 | OH | Cuyahoga | Wetlands around Beyers Pond | 2020 | 04110001 | Black-Rocky | unknown |
| 1713237 | OH | Summit | Lake Hilaka | 2022 | 04110001 | Black-Rocky | |
| 1713238 | OH | Summit | Lake Hilaka | 2022 | 04110001 | Black-Rocky | |
| 1713239 | OH | Summit | Lake Hilaka | 2022 | 04110001 | Black-Rocky | |
| 1713240 | OH | Summit | Lake Hilaka | 2022 | 04110001 | Black-Rocky | |
| 1713241 | OH | Summit | Lake Hilaka | 2022 | 04110001 | Black-Rocky | |
| 1713242 | OH | Summit | Lake Hilaka | 2022 | 04110001 | Black-Rocky | |
| 1694171 | OH | Cuyahoga | Wetlands around Beyers Pond | 2020 | 04110001 | Black-Rocky | unknown |
| 1694172 | OH | Cuyahoga | Beyers Pond | 2020 | 04110001 | Black-Rocky | unknown |
| 1679078 | OH | Cuyahoga | [No locality description provided] | 2020 | 04110001 | Black-Rocky | |
| 1713243 | OH | Summit | Lake Hilaka | 2022 | 04110001 | Black-Rocky | |
Citation for this information:
U.S. Geological Survey, 2026,
Iris pseudacorus: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 2/21/2026