| Classification | Onagraceae: Oenothera |
| Harvard University Herbaria Barcode(s) | 01643777 |
| Collector | M. S. Clemens |
| Collector number | 11,702 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Comanche County |
| Locality | Fort Sill |
| Date Collected | 1916-05-22 |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/390facb2-da8e-4e65-93dc-3e5cd1a8eb3d |
| Harvard University Herbaria Barcode | 01643777 |
| Herbarium | GH |
| Family | Onagraceae |
| Determination | Oenothera speciosa Nuttall |
| Determined by | P. H. Raven & D. R. Parnell |
| Date Determined | 1970 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |