| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00762161 |
| Collector | A. S. Pease |
| Collector number | 16645 |
| Country | United States of America |
| State | New Hampshire |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire: Coos County: Lancaster |
| Locality | Lancaster |
| Date Collected | 1917-07-25 [25 July, 1917] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ee16fe37-aaf8-4ce3-926c-5ea06c41eadb |
| Harvard University Herbaria Barcode | 00762161 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum amphibium Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
