⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50082484, with some changes.
This name is a synonym of Oenothera micrantha var. exfoliata (A. Nelson) Munz.
The record derives from Tropicos which reports it as a synonym (record 50082484) with original publication details: Bot. Gaz. 85: 264 264 1928.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:173066-2.