Copiapoa serpentisulcata F.Ritter in Cactus (Paris) 66: 22. 1960 sec. Larridon & al. 2015
- ≡Copiapoa serpentisulcata var. serpentisulcata syn. sec. ???
- =Copiapoa serpentisulcata var. castanea F.Ritter, Kakteen Südamerika 3: 1093. 1980 syn. sec. Kew WCVP (2019)
