| Specimen ID | 1657917 |
| Group | Plants |
| Genus | Trapa |
| Species | bispinosa |
| Variety | iinumai |
| Common Name | water chestnut |
| State | VA |
| County | Fairfax |
| Locality | Waples Pond at Waples Mill Meadow Park [site code WP-VA] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Potomac-Catoctin |
| HUC8 Number | 02070008 |
| HUC10 Name | Difficult Run-Potomac River |
| HUC10 Number | 0207000810 |
| HUC12 Name | Difficult Run |
| HUC12 Number | 020700081004 |
| Map | |
| Collection Day | 21 |
| Collection Month | 6 |
| Collection Year | 2021 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on waterfowl |
| Status | established |
| Comments | Initial year 2010. Approximately 80 percent of the pond is currently covered by the leaves of living water chestnut plants. |
| Record Type | NAS sighting report |
| Verifier | Ian Pfingsten |
| Freshwater/Marine | Freshwater |
| Size | 80% |
| Photo | |
