| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Persicaria |
| Harvard University Herbaria Barcode(s) | 00689307 |
| Collector | R. A. Howard & B. J. Howard |
| Collector number | 15918 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Waltham |
| Locality | Waltham, near spillway |
| Date Collected | 1965 [Sept.-Oct. 1965] |
| Habitat | growing on stones; exposed area |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0e6bec5f-0487-44df-b2f2-30ab3ae5f478 |
| Harvard University Herbaria Barcode | 00689307 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum persicaria Linnaeus |
| Determination Remarks | [is label name] |
| Family | Polygonaceae |
| Determination | Persicaria puritanorum (Fernald) Soják |
| Determined by | Kim, Sangtae |
| Date Determined | 2007-12-19 |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
