Hamatocactus hamatacanthus (Muehlenpf.) F.M.Knuth, Kaktus-ABC: 353. 1936 ["1935"]
Hamatocactus hamatacanthus, Kaktus-ABC: 353. 1936 ["1935"]
is new combination for Echinocactus hamatacanthus in Allg. Gartenzeitung 14(47): 371. 1846
Hamatocactus hamatacanthus, Kaktus-ABC: 353. 1936 ["1935"]
Taxon for this name