Oenothera purpurea
- Oenothera purpurea Lam. in Encycl. 4: 554 (1798), nom. illeg. vide Oenothera rosea L'Hér. ex Aiton in Hort. Kew. 2: 3 (1789)
- Oenothera purpurea Benth. in Pl. Hartw.: 310 (1849), nom. illeg. vide Gayophytum diffusum subsp. diffusum
- Oenothera purpurea Curtis in Bot. Mag. 10: t. 352 (1796) vide Clarkia purpurea (Curtis) A.Nelson & J.F.Macbr. in Bot. Gaz. 65: 64 (1918)