| Lavauxia brachycarpa (A.Gray) Britton | Oenothera brachycarpa A.Gray sect. Megapterium |
| Lavauxia cuspidata Spach | Oenothera acaulis Cav. sect. Lavauxia |
| Lavauxia flava A.Nelson | Oenothera flava (A.Nelson) Garrett sect. Lavauxia |
| Lavauxia hamata Wooton & Standl. | Oenothera flava (A.Nelson) Garrett sect. Lavauxia |
| Lavauxia howardii A.Nelson | Oenothera howardii (A.Nelson) W.L.Wagner sect. Megapterium |
| Lavauxia mutica Spach | Oenothera acaulis Cav. sect. Lavauxia |
| Lavauxia palustris Rose | Oenothera flava (A.Nelson) Garrett sect. Lavauxia |
| Lavauxia taraxacoides Wooton & Standl. | Oenothera flava (A.Nelson) Garrett sect. Lavauxia |
| Lavauxia tubifera (Ser.) Rose | Oenothera tubifera Ser. sect. Ravenia |
| Lavauxia wrightii (A.Gray) Small | Oenothera brachycarpa A.Gray sect. Megapterium |