| Specimen ID | 862521 |
| Group | Plants |
| Genus | Hygrophila |
| Species | polysperma |
| Common Name | Indian swampweed |
| State | TX |
| County | Hays |
| Locality | Spring Lake |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Marcos |
| HUC8 Number | 12100203 |
| HUC10 Name | Upper San Marcos River |
| HUC10 Number | 1210020303 |
| HUC12 Name | Purgatory Creek-San Marcos River |
| HUC12 Number | 121002030302 |
| Map | |
| Collection Month | 5 |
| Collection Year | 2015 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Comments | Plants removed |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
