| Classification | Polygonaceae: Reynoutria |
| Classification 1 | Polygonaceae: Polygonum |
| Barcode(s) | 00580643 |
| Collector | D. E. Boufford; C. J. Chen; C. Y. Wu & Z. Y. Zhang |
| Collector number | 25294 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Ashby |
| Locality | Ashby, ca. 4 km (2.5 miles) east of the Ashburnham town line on route 119 |
| Date Collected | 1990-09-05 [5 September 1990] |
| Elevation | 120 m |
| Habitat | Sandy roadside through northern (sub-boreal) deciduous forest |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c0130cbf-12d4-4095-b04d-ca8bf2bd32f5 |
| Harvard University Herbaria Barcode | 00580643 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Reynoutria sachalinensis (F. Schmidt) Nakai |
| Determination Remarks | [filed under] [current name] |
| Family | Polygonaceae |
| Determination | Polygonum sachalinense F. Schmidt |
| Preparation Type | Sheet |
| Preparation Method | Pressed |