| Classification | Onagraceae: Oenothera |
| Barcode(s) | 01644830 |
| Collector | E. J. Palmer |
| Collector number | 41933 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Ellis County |
| Locality | near Grand |
| Date Collected | 1933-07-25 |
| Habitat | Dry gypsus soil, plains and caƱons |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/70ee04a8-f88c-420d-a1c2-c40fdd92a0a3 |
| Harvard University Herbaria Barcode | 01644830 |
| Herbarium | GH |
| Family | Onagraceae |
| Determination | Oenothera macrocarpa subsp. oklahomensis (Norton) W. L. Wagner |
| Determined by | Wagner, Warren Lambert |
| Date Determined | 1980 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |