Copiapoa bridgesii (Pfeiff.) Backeb., Cactaceae 3: 1909. 1959 Copiapoa bridgesii (Pfeiff.) Backeb., Cactaceae 3: 1909. 1959is new combination for Echinocactus bridgesii Pfeiff., Abbild. Beschr. Cact. 2: t. 14. 1846Taxon for this nameCopiapoa bridgesii (Pfeiff.) Backeb.