Copiapoa cinerea var. columna-alba (F.Ritter) Backeb.
First published in Cact. 6: 3820 (1962)
This variety is a synonym of Copiapoa cinerea subsp. columna-alba
This name is accepted following an alternative taxonomy by these authorities:
- Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Copiapoa cinerea var. columna-alba.]
Other Kew resources that provide information on this taxon:
Kew Names and Taxonomic Backbone
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