| Name | Oenothera speciosa Nuttall |
| Authorship | Nuttall |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Oenothera Linnaeus |
| GUID | urn:lsid:ipni.org:names:614089-1 |
| Holdings | 179 Specimens held in the Harvard University Herbaria identified as Oenothera speciosa Nuttall |
| Identification made in | [no date] (112), 1930 (1), 1970 (63), 1978 (3) |