| Specimen ID | 1421110 |
| Group | Plants |
| Genus | Alternanthera |
| Species | philoxeroides |
| Common Name | alligatorweed |
| State | TX |
| County | Hays |
| Locality | [Locality description not provided] |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Marcos |
| HUC8 Number | 12100203 |
| HUC10 Name | Upper San Marcos River |
| HUC10 Number | 1210020303 |
| HUC12 Name | Purgatory Creek-San Marcos River |
| HUC12 Number | 121002030302 |
| Map | |
| Collection Day | 19 |
| Collection Month | 3 |
| Collection Year | 2011 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker |
| Status | established |
| Reference 1 |
| Ref. Number: | 27701 |
| Author: | Texas Invasive Plant and Pest Council. |
| Date: | 2018 |
| Title: | Texas Invasives Database |
| Publisher: | Lady Bird Johnson Wildflower Center |
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| Comments | Rio Vista Park, San Marcos.; TexasInvaders Report |
| Record Type | Literature |
| Verifier | Travis Gallo |
| Freshwater/Marine | Freshwater |
