| Specimen ID | 213364 |
| Group | Plants |
| Genus | Hydrilla |
| Species | verticillata |
| Subspecies | verticillata |
| Common Name | whorled hydrilla |
| State | LA |
| County | Terrebonne |
| Locality | Lake Theriot |
| Mapping Accuracy | Accurate |
| HUC8 Name | West Central Louisiana Coastal |
| HUC8 Number | 08090302 |
| HUC10 Name | Bayou Penchant |
| HUC10 Number | 0809030202 |
| HUC12 Name | Lake Theriot |
| HUC12 Number | 080903020206 |
| Map | |
| Collection Year | 1980 |
| Potential Pathway | unknown |
| Status | established |
| Freshwater/Marine | Freshwater |
