| Name | Oenothera angustissima R. R. Gates |
| Authorship | R. R. Gates |
| Rank | Species |
| Placed in | Oenothera Linnaeus |
| Citation | 1913 Rhodora 15(171): 46–48, pl. 100–101 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Oenothera angustissima R. R. Gates |
| Identification made in | [no date] (1) |