| Classification | Onagraceae: Oenothera |
| Harvard University Herbaria Barcode(s) | 01645916 |
| Collector | E. J. Palmer |
| Collector number | 12416 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Irion County |
| Locality | Mertzon |
| Date Collected | 1917-07-04 |
| Habitat | Rocky calcareous soil |
| Container | Plants of the Southwest |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/82440609-e6b9-42c4-afc9-d0383f04b441 |
| Harvard University Herbaria Barcode | 01645916 |
| Herbarium | GH |
| Family | Onagraceae |
| Determination | Oenothera engelmannii (Small) Munz |
| Determined by | Klein, William McKinley |
| Date Determined | 1961 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
