| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00353575 |
| Collector | L. J. Mehrhoff & E. Corrigan |
| Collector number | 22413 |
| Country | United States of America |
| State | Connecticut |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Connecticut: Litchfield County: Bridgewater |
| Locality | north side of Route 67 just east of New Milford town line and Cascade Road. |
| Locality Remarks | Maptech determined coordinates: 41.55705°N -73.38769°W |
| Date Collected | 2004-10-22 |
| Habitat | roadside hill near woods |
| Frequency | Very abundant, forming dense thicket |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/db622a53-d469-40ca-9b60-6fde4547de78 |
| Harvard University Herbaria Barcode | 00353575 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum perfoliatum Linnaeus |
| Determination Remarks | [filed under] [label name] [current name] |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
