| Specimen ID | 1399693 |
| Group | Plants |
| Genus | Hydrilla |
| Species | verticillata |
| Subspecies | verticillata |
| Common Name | whorled hydrilla |
| State | MS |
| County | Harrison |
| Locality | Fallen Oak. Hole 18 bridge, along banks and throughout |
| Mapping Accuracy | Accurate |
| HUC8 Name | Mississippi Coastal |
| HUC8 Number | 03170009 |
| HUC10 Name | Tuxachanie Creek-Tchoutacabouffa River |
| HUC10 Number | 0317000904 |
| HUC12 Name | Hurricane Creek-Railroad Creek |
| HUC12 Number | 031700090401 |
| Map | |
| Collection Day | 6 |
| Collection Month | 8 |
| Collection Year | 2009 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 19426 |
| Author: | Madsen, J.D. |
| Date: | 2010 |
| Title: | Invasive Plant Atlas of the MidSouth. |
| Publisher: | Geosystems Research Institute, Mississippi State University |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
| Size | 3 Acres |
