| Name | Oenothera pterosperma S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Oenothera Linnaeus |
| GUID | urn:lsid:ipni.org:names:173310-2 |
| Citation | 1871 Botany [Fortieth Parallel] 112 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Oenothera pterosperma S. Watson |
| Identification made in | [no date] (1) |
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