| Specimen ID | 230724 |
| Group | Plants |
| Genus | Hydrilla |
| Species | verticillata |
| Subspecies | verticillata |
| Common Name | whorled hydrilla |
| State | TX |
| County | Val Verde |
| Locality | Rio Grande River, Amistad Reservoir, and at the dam |
| Mapping Accuracy | Accurate |
| HUC8 Name | Amistad Reservoir |
| HUC8 Number | 13040212 |
| HUC10 Name | Rio Grande-Amistad Reservoir |
| HUC10 Number | 1304021214 |
| HUC12 Name | Box Canyon-Amistad Reservoir |
| HUC12 Number | 130402121405 |
| Map | |
| Collection Month | 6 |
| Collection Year | 1998 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Freshwater/Marine | Freshwater |
