| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00552622 |
| Collector | M. L. Fernald & B. H. Long |
| Collector number | 18401 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Barnstable County: Sandwich |
| Locality | Sandwich |
| Date Collected | 1919-08-09 [August 9, 1919] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3493529e-3049-4c6b-9039-ee54d86d3017 |
| Harvard University Herbaria Barcode | 00552622 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum persicaria Linnaeus |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
