| Specimen ID | 1709448 |
| Group | Plants |
| Genus | Trapa |
| Species | bispinosa |
| Variety | iinumai |
| Common Name | water chestnut |
| State | VA |
| County | Fairfax |
| Locality | Potomac River in Lorton, VA near Pohick Bay Regional Park [site code PB-VA] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Potomac-Anacostia-Occoquan |
| HUC8 Number | 02070010 |
| HUC10 Name | Pohick Creek |
| HUC10 Number | 0207001004 |
| HUC12 Name | Accotink Creek |
| HUC12 Number | 020700100402 |
| Map | |
| Collection Day | 16 |
| Collection Month | 10 |
| Collection Year | 2016 |
| Year Accuracy | Actual |
| Reference 1 |
| Ref. Number: | 39789 |
| Author: | Dodd, L.L., N.E. Harms, and A.N. Schad |
| Date: | 2021 |
| Title: | Reciprocal competitive effects of congeneric invaders, Trapa natans L. and Trapa bispinosa Roxb. var. iinumai Nakano, in established freshwater plant cultures |
| Journal: | Aquatic Botany |
| Volume: | 174 |
| Pages: | 103419 |
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| Record Type | Literature |