| Name | Oenothera tetragona var. fraseri (Pursh) Munz |
| Authorship | (Pursh) Munz |
| Rank | Variety |
| Placed in | Oenothera tetragona Roth |
| Citation | 1937 Bull. Torrey Bot. Club 64(5): 300 |
| Holdings | 68 Specimens held in the Harvard University Herbaria identified as Oenothera tetragona var. fraseri (Pursh) Munz |
| Identification made in | [no date] (65), 1935 (2), 1976 (1) |
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