| Specimen ID | 1418637 |
| Group | Plants |
| Genus | Trapa |
| Species | natans |
| Common Name | water chestnut |
| State | MA |
| County | Middlesex |
| Locality | Concord River at Route 4, Billerica |
| Mapping Accuracy | Accurate |
| HUC8 Name | Concord River |
| HUC8 Number | 01070005 |
| HUC10 Name | Concord River |
| HUC10 Number | 0107000502 |
| HUC12 Name | Mill Brook-Concord River |
| HUC12 Number | 010700050206 |
| Map | |
| Collection Day | 10 |
| Collection Month | 6 |
| Collection Year | 1971 |
| Year Accuracy | Actual |
| Potential Pathway | released | hitch hiker |
| Status | established |
| Reference 1 |
| Ref. Number: | 28633 |
| Author: | Seidler, T. (curator). |
| Date: | 2014 |
| Title: | University of Massachusetts Herbarium (MASS) |
| Publisher: | University of Massachusetts |
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| Reference 2 |
| Ref. Number: | 27725 |
| Author: | Consortium of Northeastern Herberia (CNH). |
| Date: | 2023 |
| Title: | Herbarium Specimen Data Sharing Portal for CNH |
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| Comments | C. B. Hellquist |
| Record Type | Specimen |
| Disposal | UMASS |
| Museum Cat Number | 375309 |
| Freshwater/Marine | Freshwater |
