Trichocereus vollianus var. rubrispinus Backeb., Kaktus-ABC: 412. 1936 ["1935"]
Trichocereus vollianus var. rubrispinus, Kaktus-ABC: 412. 1936 ["1935"]
is basionym for Echinopsis volliana var. rubrispina in I.O.S. Bull. 3(3): 99. 1974
Trichocereus vollianus var. rubrispinus, Kaktus-ABC: 412. 1936 ["1935"]
Taxon for this name