| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00552333 |
| Collector | M. L. Fernald & C. A. Weatherby |
| Collector number | 16738 |
| 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 | 1918-09-19 [September 19, 1918] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d2458418-02d4-400e-a69a-4e6b4e8246af |
| Harvard University Herbaria Barcode | 00552333 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum pensylvanicum Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
