⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50104088, with some changes.
This name is a synonym of Oenothera cespitosa subsp. australis (Wooton & Standl.) Munz.
The record derives from Tropicos which reports it as a synonym (record 50104088) with original publication details: Contr. U.S. Natl. Herb. 16(4): 156 156 1913.