| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00552619 |
| Collector | M. L. Fernald & B. H. Long |
| Collector number | 16751 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Barnstable County: Harwich |
| Locality | Harwich |
| Date Collected | 1918-08-14 [August 14, 1918] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/24588cf5-7a9a-4c47-bc69-c0908e12468a |
| Harvard University Herbaria Barcode | 00552619 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum persicaria Linnaeus |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
