| Specimen ID | 242703 |
| Group | Plants |
| Genus | Salvinia |
| Species | molesta |
| Common Name | giant salvinia |
| State | TX |
| County | Harris |
| Locality | Private ponds SW of Tomball |
| Mapping Accuracy | Accurate |
| HUC8 Name | Spring |
| HUC8 Number | 12040102 |
| HUC10 Name | Walnut Creek-Spring Creek |
| HUC10 Number | 1204010202 |
| HUC12 Name | Willow Creek |
| HUC12 Number | 120401020210 |
| Map | |
| Collection Year | 1999 |
| Year Accuracy | Estimated |
| Potential Pathway | hitch hiker | dispersed |
| Status | established |
| Record Type | NAS sighting report |
| Earliest Record | locale |
| Freshwater/Marine | Freshwater |
