Opuntia setigera (Backeb.) W.T.Marshall in Cact. Succ. J. (Los Angeles) 17: 114. 1945 Opuntia setigera (Backeb.) W.T.Marshall in Cact. Succ. J. (Los Angeles) 17: 114. 1945is new combination for Tephrocactus setiger Backeb., Kaktus-ABC: 106. 1936 ["1935"]Taxon for this nameOpuntia setigera (Backeb.) W.T.Marshall