Specimen ID | Common Name | State | County | Locality | Year |
| Drainage name | Status |
1340570
| dioecious hydrilla | SC | Oconee | Lake Keowee | 1995 |
03060101
| Seneca | established |
240619
| dioecious hydrilla | SC | Oconee | Lake Keowee [Wahalla] | 2007 |
03060101
| Seneca | established |
230002
| dioecious hydrilla | SC | Oconee | Lake Keowee, unnamed cove in the lake, about 2.3 km NW of SC 188 bridge. | 1995 |
03060101
| Seneca | established |
1617089
| dioecious hydrilla | SC | Pickens | [No locality description provided] | 2018 |
03060101
| Seneca | established |
1651678
| monoecious hydrilla | SC | Pickens | Clemson, SC, USA | 2019 |
03060101
| Seneca | established |
1651680
| monoecious hydrilla | SC | Pickens | Clemson, SC, USA | 2019 |
03060101
| Seneca | established |
1340544
| dioecious hydrilla | SC | Pickens | Lake Keowee | 1995 |
03060101
| Seneca | established |