Opuntia haematacantha (Backeb.) Borg, Cacti, ed. 1: 89. 1937 Opuntia haematacantha (Backeb.) Borg, Cacti, ed. 1: 89. 1937is new combination for Cylindropuntia haematacantha Backeb., Kaktus-ABC: 118. 1936 ["1935"]Taxon for this nameOpuntia haematacantha (Backeb.) Borg