Copiapoa cinerascens
Copiapoa cinerascens, Cactaceae 3: 88. 1922 sec. Larridon & al. 2015
- =Echinocactus copiapensis, Abbild. Beschr. Cact. 2: t. 14. 1846 syn. sec. TROPICOS 1988+
- –Copiapoa copiapensis in Piante Grasse 11(4): 22. 1992 ["1991"], nom. inval., syn. sec. Larridon & al. 2015
- =Echinocactus ambiguus, Gesamtbeschr. Kakt.: 311. 1897–1899 syn. sec. ???
- ≡Chilenia ambigua in Kakteenkunde 1939: 82. 1939 syn. sec. ???
- ≡Weingartia ambigua in Cact. Succ. J. (Los Angeles) 23: 86. 1951 syn. sec. ???
- ≡Neoporteria ambigua, Kaktus-ABC: 259. 1936 ["1935"] syn. sec. Kew WCVP (2019)
- ≡Hildmannia ambigua in Repert. Spec. Nov. Regni Veg. 50: 206. 1941 syn. sec. Kew WCVP (2019)
- ≡Neochilenia ambigua, Explan. Diagr. Austroechinocactinae: 276. 1957 syn. sec. Kew WCVP (2019)