⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50104086, with some changes.

Pachylophis montanus (Nutt.) A. Nelson is a synonym of Oenothera cespitosa subsp. montana (Nutt.) Munz

This name is a synonym of Oenothera cespitosa subsp. montana (Nutt.) Munz.

The record derives from Tropicos which reports it as a synonym (record 50104086) with original publication details: Bull. Torrey Bot. Club 26(3): 128 128 1899.