⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2735937, and has not been changed.
This name is a synonym of Copiapoa cinerea var. columna-alba (F.Ritter) Backeb..
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Cactaceae Syst. Init. 13: 13 2002.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:1059518-2.