Cereus candicans var. tenuispinus Pfeiff., Enum. Diagn. Cact.: 91. 1837
Cereus candicans var. tenuispinus, Enum. Diagn. Cact.: 91. 1837
is basionym for Echinopsis candicans var. tenuispina in I.O.S. Bull. 3(3): 94. 1974
is basionym for Trichocereus candicans var. tenuispinus in Cactus (Paris) 41: 107. 1954