| Name | Oenothera havardii S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Oenothera Linnaeus |
| GUID | urn:lsid:ipni.org:names:613762-1 |
| Citation | 1885 Proc. Amer. Acad. Arts 20: 366 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Oenothera havardii S. Watson |
| Identification made in | [no date] (1), 1929 (1), 1980 (2), 1982 (1) |