Copiapoa dealbata F.Ritter in Cactus 63: 137. 1959 sec. Larridon & al. 2015
- ≡Copiapoa cinerea var. dealbata (F.Ritter) Backeb., Cactaceae 6: 3823. 1962 syn. sec. Hunt 2016
- ≡Copiapoa cinerea subsp. dealbata (F.Ritter) Slaba in Kaktusy (Brno) 33 (Spec.): 3. 1997 syn. sec. Hunt 2016
- =Echinocactus malletianus Lem. ex Salm-Dyck in Allg. Gartenzeitung 13: 387. 1845 syn. sec. Kew WCVP (2019)
- ≡Copiapoa malletiana (Lem. ex Salm-Dyck) Backeb., Kaktus-ABC: 280. 1936 ["1935"] syn. sec. Kew WCVP (2019)
- =Copiapoa carrizalensis F.Ritter in Cactus (Paris) 63: 139. 1959 syn. sec. Hunt 2016
- ≡Copiapoa dealbata var. carrizalensis (F.Ritter) A.E.Hoffm., Cact. Fl. Silvestre Chile: 112. 1989 syn. sec. Kew WCVP (2019)
- =Copiapoa carrizalensis var. gigantea F.Ritter in Taxon 12: 29. 1963 syn. sec. TROPICOS 1988+
- ≡Copiapoa dealbata f. gigantea (F.Ritter) A.E.Hoffm., Cact. Fl. Silvestre Chile: 112. 1989 syn. sec. Kew WCVP (2019)
