| Name | Oenothera biennis Linnaeus |
| Authorship | Linnaeus |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Oenothera Linnaeus |
| Contains | Oenothera biennis var. hirsutissima A. Gray ex S. Watson Oenothera biennis var. oakesiana A. Gray |
| GUID | urn:lsid:ipni.org:names:613553-1 |
| Holdings | 469 Specimens held in the Harvard University Herbaria identified as Oenothera biennis Linnaeus |
| Identification made in | [no date] (397), 1981 (70), 2012 (2) |