homotypic synonyms:
Opuntia anacantha variety utkilio (Speg.) R. Kiesling;
protologue: Bull. Mus. Natl. Hist. Nat. 10: 391 (1904)
6 719884 Opuntia anacantha Speg.
N.L. Britton, J.N. Rose, Cact., vol. 1 : t. 18 (1919) [M.E. Eaton]
Opuntia anacantha variety utkilio (Speg.) R. Kiesling;
protologue: Bull. Mus. Natl. Hist. Nat. 10: 391 (1904)
6 719884 Opuntia anacantha Speg.N.L. Britton, J.N. Rose, Cact., vol. 1 : t. 18 (1919) [M.E. Eaton]