Stenocactus confusus (Britton & Rose) F.M.Knuth, Kaktus-ABC: 354. 1936 ["1935"] Stenocactus confusus (Britton & Rose) F.M.Knuth, Kaktus-ABC: 354. 1936 ["1935"]is new combination for Echinofossulocactus confusus Britton & Rose, Cactaceae 3: 120. 1922Taxon for this nameStenocactus confusus (Britton & Rose) F.M.Knuth