| Name | Oenothera missouriensis f. elongata F. C. Gates |
| Authorship | F. C. Gates |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Oenothera missouriensis Sims |
| GUID | urn:lsid:ipni.org:names:315792-2 |
| Citation | 1939 Trans. Kansas Acad. Sci. 42: 137 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Oenothera missouriensis f. elongata F. C. Gates |
| Identification made in | [no date] (1), 1982 (1) |