| Classification | Polygonaceae: Persicaria | 
| Classification 1 | Polygonaceae: Polygonum | 
| Harvard University Herbaria Barcode(s) | 00342028 | 
| Collector | B. A. Sorrie | 
| Collector number | 2226 | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Stoneham | 
| Locality | Spot Pond [Middlesex Fells Reservation] | 
| Date Collected | 1983-08-30 | 
| Habitat | Shore on rather sterile stones, and on nearby disturbed soil | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3825cff2-276a-4f80-911a-2e9eddcec45f | 
| Harvard University Herbaria Barcode | 00342028 | 
| Herbarium | NEBC | 
| Family | Polygonaceae | 
| Determination | Persicaria longiseta (Bruijn) Kitagawa | 
| Determined by | Kittredge, Walter Tobey | 
| Date Determined | 2012 | 
| Determination Remarks | [current name] | 
| Family | Polygonaceae | 
| Determination | Polygonum cespitosum var. longisetum (Bruijn) Steward | 
| Determination Remarks | [filed under] [label name] | 
| Determination |  | 
| Phenology | FlowerAndFruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |