| Classification | Onagraceae: Oenothera |
| Harvard University Herbaria Barcode(s) | 01644833 |
| Collector | D. Demaree |
| Collector number | 12766 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Cleveland County |
| Locality | Norman |
| Date Collected | 1936-05-19 |
| Habitat | dry hill top |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/effdb13d-f088-400e-adbf-2fd1b252bc5f |
| Harvard University Herbaria Barcode | 01644833 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of the University of Oklahoma |
| Family | Onagraceae |
| Determination | Oenothera macrocarpa subsp. oklahomensis (Norton) W. L. Wagner |
| 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 |
