| Specimen ID | 1651100 |
| Group | Plants |
| Genus | Alternanthera |
| Species | philoxeroides |
| Common Name | alligatorweed |
| State | LA |
| County | Catahoula |
| Locality | Beside east bank of Ouachita River at Harrisonburg Recreation Area at north end of LA 922 north of LA 8 at Harrisonburg |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Ouachita |
| HUC8 Number | 08040207 |
| HUC10 Name | Rawson Creek-Ouachita River |
| HUC10 Number | 0804020704 |
| HUC12 Name | Callahan Branch-Ouachita River |
| HUC12 Number | 080402070407 |
| Map | |
| Collection Day | 21 |
| Collection Month | 11 |
| Collection Year | 1989 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 28190 |
| Author: | Louisiana State University |
| Date: | 2020 |
| Title: | Shirley C. Tucker Herbarium (LSU) |
| Publisher: | SEINet Data Portal |
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| Reference 2 |
| Ref. Number: | 29277 |
| Author: | SERNEC Data Portal |
| Date: | 2019 |
| Title: | SouthEast Regional Network of Expertise and Collections |
| Publisher: | Appalachian State University |
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| Record Type | Specimen |
| Disposal | LSU |
| Museum Cat Number | 335692 |
| Verifier | Jeremy White |
| Freshwater/Marine | Freshwater |
