| Classification | Onagraceae: Oenothera |
| Harvard University Herbaria Barcode(s) | 01643772 |
| Collector | C. B. Hellquist & L. Crouch |
| Collector number | 12648 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Bryan County |
| Locality | Durant Fish Hatchery, Armstrong, Sec.11, T6S, R9E |
| Date Collected | 1978-06-14 |
| Container | Flora of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e2088d1b-e1b0-4b14-a0de-4a014b3ca2e6 |
| Harvard University Herbaria Barcode | 01643772 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of Boston State College, Boston, Massachusetts; Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) |
| Family | Onagraceae |
| Determination | Oenothera speciosa Nuttall |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |