⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2803044, and has not been changed.

Eulychnia breviflora subsp. ritteri (Cullman) D.R.Hunt is a synonym of Eulychnia iquiquensis subsp. ritteri (Cullman) D.R.Hunt

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Cactaceae Syst. Init. 14: 16 2002.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:1108572-2.