| Classification | Onagraceae: Oenothera |
| Harvard University Herbaria Barcode(s) | 01642013 |
| Collector | D. Demaree |
| Collector number | 12027 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: McCurtain County |
| Locality | Garvin |
| Date Collected | 1936-04-11 |
| Habitat | Glades |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/774e2e02-4f28-4594-87ae-602a2a2b12a0 |
| Harvard University Herbaria Barcode | 01642013 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of the University of Oklahoma |
| Family | Onagraceae |
| Determination | Oenothera triloba Nuttall |
| 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 |