| Specimen ID | 1724160 |
| Group | Plants |
| Genus | Trapa |
| Species | bispinosa |
| Variety | iinumai |
| Common Name | water chestnut |
| State | MD |
| County | Prince George's |
| Locality | Beaverdam Creek impoundment |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Potomac-Anacostia-Occoquan |
| HUC8 Number | 02070010 |
| HUC10 Name | Anacostia River |
| HUC10 Number | 0207001002 |
| HUC12 Name | Northeast Branch Anacostia River |
| HUC12 Number | 020700100203 |
| Map | |
| Collection Day | 7 |
| Collection Month | 9 |
| Collection Year | 2023 |
| Year Accuracy | Actual |
| Comments | 2 acre pond with greater than 75 percent. Not all observed plants were removed. |
| Record Type | NAS sighting report |
| Verifier | Mark Lewandowski, Maryland Department of Natural Resources |
| Number Collected | 1000 |
