⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50089681, with some changes.
This name is a synonym of Oenothera parviflora subsp. angustissima (R.R. Gates) Munz.
The record derives from Tropicos which reports it as a synonym (record 50089681) with original publication details: Rhodora 15(171): 46-48, pl. 100-101 46 1913.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:172731-2.