| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Reynoutria |
| Harvard University Herbaria Barcode(s) | 00562849 |
| Collector | E. F. Williams |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Suffolk County: Boston |
| Locality | Boston, Back Bay |
| Date Collected | 1910-08-27 [Aug. 27. 1910] |
| Habitat | in vacant land |
| Frequency | Abundant |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/52f26ed4-ba14-4e87-9ea7-38bec4ae6426 |
| Harvard University Herbaria Barcode | 00562849 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum cuspidatum Siebold & Zuccarini |
| Determination Remarks | [0] |
| Family | Polygonaceae |
| Determination | Reynoutria japonica Houttuyn |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
