| Name | Oenothera deltoides subsp. deltoides Torr. & Frém. |
| Authorship | Torr. & Frém. |
| Rank | Subspecies |
| Placed in | Oenothera deltoides Torrey & Fremont |
| Holdings | 27 Specimens held in the Harvard University Herbaria identified as Oenothera deltoides subsp. deltoides Torr. & Frém. |
| Identification made in | [no date] (26), 1961 (1) |