Opuntia pentlandii var. rossiana (Heinrich & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 6. 1958
Opuntia pentlandii var. rossiana in Natl. Cact. Succ. J. 13: 6. 1958
is new combination for Tephrocactus pentlandii var. rossianus in Cactus (Paris) 38: 250. 1953