⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-23201067, with some changes.
This name is a synonym of Oenothera cheiranthifolia var. contorta .
The record derives from Tropicos which reports it as a synonym (record 23201067
) with original publication details: Fl. Bor.-Amer. 1: 214 214 1833.