| Harvard University Herbaria Barcode(s) | 00736132 |
| Collector | M. L. Fernald |
| Country | United States of America |
| State | Rhode Island |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Rhode Island: Washington County: Westerly |
| Locality | Westerly |
| Date Collected | 1919-08-31 [August 31, 1919] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7a06ce07-5c6f-4c8a-b253-e02070264a27 |
| Harvard University Herbaria Barcode | 00736132 |
| Herbarium | NEBC |
| Determination | Polygonum opelousanum Riddell |
| Determination Remarks | [0] [is label name] |
| Determination | Persicaria hydropiperoides (Michaux) Small |
| Determination Remarks | [is filed under name] |
| Determination | Polygonum hydropiperoides Michaux |
| Determined by | Park, Chong-wook |
| Date Determined | 1990-06-** |
| Determination Remarks | [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
