| Name | Oenothera sessilis (Pennell) Munz |
| Authorship | (Pennell) Munz |
| Rank | Species |
| Placed in | Oenothera Linnaeus |
| Citation | 1937 Bull. Torrey Bot. Club 64: 291 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Oenothera sessilis (Pennell) Munz |
| Identification made in | [no date] (1) |
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