| Onagraceae | |
Oenothera macrocarpa subsp. fremontii
| (S. Watson) W.L. Wagner | Ann. Missouri Bot. Gard. 70(1): 194 | 1983 |
| Onagraceae | |
Oenothera macrocarpa subsp. incana
| (A. Gray) W.L. Wagner | Ann. Missouri Bot. Gard. 70(1): 194 | 1983 |
| Onagraceae | |
Oenothera macrocarpa var. incana
| (A. Gray) Reveal | Rhodora 70(781): 43 | 1968 |
| Onagraceae | |
Oenothera macrocarpa subsp. macrocarpa
| | | |
| Onagraceae | |
Oenothera macrocarpa subsp. mexicana
| W.L. Wagner | Syst. Bot. Monogr. 83: 213 | 2007 |
| Onagraceae | |
Oenothera macrocarpa var. missourensis
| (Sims) Carrière | Rev. Hort. (Paris) 1884: 83 | 1884 |
| Onagraceae | |
Oenothera macrocarpa subsp. oklahomensis
| (Norton) W.L. Wagner | Ann. Missouri Bot. Gard. 70(1): 194 | 1983 |
| Onagraceae | |
Oenothera macrocarpa var. oklahomensis
| (Norton) Reveal | Rhodora 70(781): 43 | 1968 |