| Specimen ID | 1650504 |
| Group | Plants |
| Genus | Ludwigia |
| Species | grandiflora |
| Common Name | large-flower primrose-willow |
| State | TX |
| County | Jasper |
| Locality | Jasper County, TX, USA |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Neches |
| HUC8 Number | 12020003 |
| HUC10 Name | Billiams Creek-Neches River |
| HUC10 Number | 1202000301 |
| HUC12 Name | Shearwood Creek-Neches River |
| HUC12 Number | 120200030105 |
| Map | |
| Collection Day | 21 |
| Collection Month | 7 |
| Collection Year | 2017 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed |
| Status | established |
| Reference 1 |
| Ref. Number: | 25944 |
| Author: | iNaturalist |
| Date: | 2024 |
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| Comments | iNaturalist observation ID: 7315101 |
| Record Type | Literature |
| Verifier | NAS Program Staff |
| Freshwater/Marine | Freshwater |
