Cereus thelegonoides Speg. in Anales Mus. Nac. Buenos Aires, ser. 3, 4: 480. 1905
Cereus thelegonoides in Anales Mus. Nac. Buenos Aires, ser. 3, 4: 480. 1905
is basionym for Soehrensia thelegonoides in Cactaceae Syst. Init. 28: 31. 2012
is basionym for Echinopsis thelegonoides in I.O.S. Bull. 3(3): 98. 1974
is basionym for Trichocereus thelegonoides, Cactaceae 2: 131. 1920