| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00267416 |
| Collector | J. Howell & T. J. Howell |
| Collector number | 422 |
| Country | United States of America |
| State | Oregon |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon: Columbia County: Saint Helens |
| Date Collected | 1882-09-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fb316b45-ddbe-478e-af00-d8a702d2c147 |
| Harvard University Herbaria Barcode | 00267416 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum intermedium Nuttall ex S. Watson |
| Determination Remarks | [is label name] |
| Family | Polygonaceae |
| Determination | Polygonum douglasii subsp. nuttalli (Small) Hickman |
| Determined by | M. Costea (OAC) |
| Date Determined | 2002 |
| Family | Polygonaceae |
| Determination | Polygonum nuttallii Small |
| Determination Remarks | [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | [mounted with Syntype of Polygonum intermedium Nuttall ex S. Watson, Nuttall, 36724] |
