| Classification | Polygonaceae: Rumex |
| Harvard University Herbaria Barcode(s) | 02005171 |
| Collector | J. A. Ewan |
| Collector number | 18187 |
| Country | United States of America |
| State | Colorado |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado: Mineral County |
| Locality | Summit of Wolf Creek Pass, San Juan Mts. |
| Date Collected | 1949-08-02 |
| Verbatim Elevation | 10,850 ft. |
| Habitat | Summit of Pass |
| Container | Plants of Colorado |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a7d24419-bc3d-4c1e-8846-3116d87d5414 |
| Harvard University Herbaria Barcode | 02005171 |
| Herbarium | GH |
| Previous ownership | Distributed by Tulane University Herbarium, New Orleans |
| Family | Polygonaceae |
| Determination | Rumex densiflorus Osterhout |
| Determined by | Dawson, John Ernest |
| Date Determined | 1979 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |