| Classification | Polygonaceae: Rumex |
| Harvard University Herbaria Barcode(s) | 00685433 |
| Collector | C. E. Perkins |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Somerville |
| Locality | Somerville, Cameron Brook |
| Date Collected | 1879-08-20 [Aug. 20, 1879] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/eac1ae46-f200-420b-90b5-9e25820b4059 |
| Harvard University Herbaria Barcode | 00685433 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Rumex sp. |
| Determination Remarks | [current name] |
| Annotation Text | Probably R. obtusifolius L. (Possibly hybride between obtusifolius & crispus.) |
| Family | Polygonaceae |
| Determination | Rumex sp. |
| Determined by | [illegible] |
| Date Determined | 1953 |
| Annotation Text | Yes! Hybrid! |
| Family | Polygonaceae |
| Determination | Rumex britannica Linnaeus |
| Determination Remarks | [label name] |
| Family | Polygonaceae |
| Determination | Rumex obtusifolius Linnaeus |
| Annotation Text | this plant seems more like R. obtusifolius |
| Preparation Type | Sheet |
| Preparation Method | Pressed |