Soehrensia smrziana (Backeb.) Backeb., Cactaceae 3: 1677. 1959 sec. Anderson 2005
- ≡Echinopsis smrziana Backeb., Kaktus-ABC: 219. 1936 ["1935"] syn. sec. Anderson 2005
- ≡Trichocereus smrzianus (Backeb.) Backeb., Kakteenlex.: 440. 1966 syn. sec. Anderson 2005