| Specimen ID | 235651 |
| Group | Plants |
| Genus | Hydrilla |
| Species | verticillata |
| Subspecies | verticillata |
| Common Name | whorled hydrilla |
| State | AR |
| County | Garland |
| Locality | Lake Ouachita |
| Mapping Accuracy | Accurate |
| HUC8 Name | Ouachita Headwaters |
| HUC8 Number | 08040101 |
| HUC10 Name | Lower Lake Ouachita |
| HUC10 Number | 0804010106 |
| HUC12 Name | Lake Ouachita Dam |
| HUC12 Number | 080401010604 |
| Map | |
| Collection Year | 1999 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Record Type | Personal communication |
| Verifier | personnel at ERDC -Waterways Station in Vicksburg, |
| Freshwater/Marine | Freshwater |
