| Classification | Polygonaceae: Persicaria | 
| Classification 1 | Polygonaceae: Polygonum | 
| Harvard University Herbaria Barcode(s) | 00342054 | 
| Collector | N. T. Kidder | 
| 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 | By Dark Hollow Pond. Middlesex Fells Reservation | 
| Date Collected | 1920-08-19 | 
| Container | Flora of Metropolitan Parks, Massachusetts | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1347c6d8-f0c1-4520-ad52-348ca3659e4b | 
| Harvard University Herbaria Barcode | 00342054 | 
| Herbarium | NEBC | 
| Family | Polygonaceae | 
| Determination | Persicaria maculosa Gray | 
| Determined by | Kittredge, Walter Tobey | 
| Date Determined | 2012 | 
| Determination Remarks | [current name] | 
| Family | Polygonaceae | 
| Determination | Polygonum persicaria Linnaeus | 
| Determination Remarks | [filed under] [label name] | 
| Phenology | FlowerAndFruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |