| Classification | Polygonaceae: Rumex |
| Barcode(s) | 00749957 |
| Collector | C. H. Knowlton |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Cambridge |
| Locality | Cambridge |
| Date Collected | 1907-06-29 [June 29, 1907] |
| Habitat | Dry field, clay |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f265c63a-d8c8-4cc8-9cc6-6a4b5a2bb032 |
| Harvard University Herbaria Barcode | 00749957 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Rumex crispus Linnaeus |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |