| Specimen ID | 1401274 |
| Group | Plants |
| Genus | Hydrilla |
| Species | verticillata |
| Subspecies | verticillata |
| Common Name | whorled hydrilla |
| State | LA |
| County | Assumption |
| Locality | Belle River near Pierre Part |
| Mapping Accuracy | Accurate |
| HUC8 Name | West Central Louisiana Coastal |
| HUC8 Number | 08090302 |
| HUC10 Name | Grand Bayou-Lake Verret |
| HUC10 Number | 0809030201 |
| HUC12 Name | Bayou Pierre Part |
| HUC12 Number | 080903020103 |
| Map | |
| Collection Day | 12 |
| Collection Month | 7 |
| Collection Year | 1986 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft | canal |
| Status | established |
| Reference 1 |
| Ref. Number: | 28823 |
| Author: | Alford, M.H. (curator). |
| Date: | 2015 |
| Title: | The University of Southern Mississippi Herbarium (USMS) |
| Publisher: | University of Southern Mississippi |
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| Record Type | Specimen |
| Disposal | USMS |
| Museum Cat Number | 4032 |
| Verifier | Ian Pfingsten |
| Freshwater/Marine | Freshwater |
| Photo | |
