| Specimen ID | 228979 |
| Group | Plants |
| Genus | Hydrilla |
| Species | verticillata |
| Subspecies | verticillata |
| Common Name | whorled hydrilla |
| State | FL |
| County | Seminole |
| Locality | Upper St. Johns River System |
| Mapping Accuracy | Centroid |
| Centroid Type | |
| HUC8 Name | Upper St. Johns |
| HUC8 Number | 03080101 |
| Map | |
| Collection Year | 1967 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10275 |
| Author: | Haller, T.A. |
| Date: | 1978 |
| Title: | Hydrilla: a new and rapidly spreading aquatic weed problem. |
| Publisher: | Agriculture Experiment Stations, Institute of Food and Agricultural Sciences, University of Florida. |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
