| Classification | Polygonaceae: Persicaria | 
| Classification 1 | Polygonaceae: Polygonum | 
| Barcode(s) | 00375835 | 
| Collector | E. J. Palmer | 
| Collector number | 46382 | 
| 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 | The Arnold Arboretum, near Administration Building [Jamaica Plain]
 | 
| Date Collected | 1942-08-07 | 
| Habitat | Waste ground | 
| Container | Spontaneous Flora of the Arnold Arboretum | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7c1cf485-227d-42a3-ab4f-a435915c1485 | 
| Harvard University Herbaria Barcode | 00375835 | 
| Herbarium | A | 
| Family | Polygonaceae | 
| Determination |  Persicaria longiseta (Bruijn) Kitagawa | 
| Determined by | Kittredge, Walter Tobey | 
| Date Determined | 2013 | 
| Determination Remarks |  [current name] | 
| Family | Polygonaceae | 
| Determination |  Polygonum caespitosum var. longisetum (Bruijn) Danser | 
| Determination Remarks |  [label name] | 
| Phenology | FlowerAndFruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |