| Classification | Polygonaceae: Reynoutria |
| Classification 1 | Polygonaceae: Polygonum |
| Barcode(s) | 00562841 |
| Collector | C. H. Knowlton |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Lexington |
| Locality | Lexington |
| Date Collected | 1904-09-13 [Sept. 13, 1904] |
| Habitat | Roadside |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c4f2602d-381e-4c7a-a2e6-8ec2c28a4a7e |
| Harvard University Herbaria Barcode | 00562841 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Reynoutria japonica Houttuyn |
| Determination Remarks | [filed under] [current name] |
| Family | Polygonaceae |
| Determination | Polygonum cuspidatum Siebold & Zuccarini |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
