| Classification | Onagraceae: Oenothera |
| Harvard University Herbaria Barcode(s) | 01645300 |
| Collector | E. B. Payson & G. M. Armstrong |
| Collector number | 3213 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming |
| Locality | 21 miles west of Green River |
| Date Collected | 1923-06-19 |
| Habitat | Dry, barren soil |
| Container | Plants of Wyoming |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4d1948ce-3c3d-4e18-aff1-8e4494bd1ba1 |
| Harvard University Herbaria Barcode | 01645300 |
| Herbarium | GH |
| Previous ownership | [ex] The Rocky Mountain Herbarium |
| Family | Onagraceae |
| Determination | Oenothera caespitosa Nuttall |
| Determined by | Wagner, Warren Lambert |
| Date Determined | 1980 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
