⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50006809, with some changes.
This name is a synonym of Oenothera cespitosa subsp. marginata (Nutt. ex Hook. & Arn.) Munz.
The record derives from Tropicos which reports it as a synonym (record 50006809) with original publication details: Mem. Amer. Acad. Arts, n.s. 4(1): 45 45 1849.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:613704-1.