| Classification | Polygonaceae: Polygonum | 
| Harvard University Herbaria Barcode(s) | 00729327 | 
| Collector | N. F. Thayer | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Lancaster | 
| Locality | Lancaster | 
| Date Collected | 1904-08-11 [Aug. 11, 1904] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/96437cec-4a6a-4497-a235-487e14cfbce4 | 
| Harvard University Herbaria Barcode | 00729327 | 
| Herbarium | NEBC | 
| Family | Polygonaceae | 
| Determination | Polygonum sagittatum Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |