| Specimen ID | 1657337 |
| Group | Plants |
| Genus | Trapa |
| Species | bispinosa |
| Variety | iinumai |
| Common Name | water chestnut |
| State | VA |
| County | Fairfax |
| Locality | Balmoral Forest Rd pond [site code BF-VA] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Potomac-Anacostia-Occoquan |
| HUC8 Number | 02070010 |
| HUC10 Name | Bull Run |
| HUC10 Number | 0207001007 |
| HUC12 Name | Lower Bull Run |
| HUC12 Number | 020700100705 |
| Map | |
| Collection Month | 5 |
| Collection Year | 2021 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on waterfowl |
| Status | established |
| Comments | Initial year 2020. Aerial image on Google Earth at October 2020. |
| Record Type | Personal communication |
| Earliest Record | locale |
| Verifier | Nancy Rybicki |
| Freshwater/Marine | Freshwater |
