Nopalea nuda Backeb. Nopalea nuda Backeb., Cactaceae (Backeberg) 6: 3629. 1962 sec. Bravo-Hollis 1978=Opuntia nuda (Backeb.) G.D. Rowley in Repert. Pl. Succ. 22: 11. 1973 syn. sec. Bravo-Hollis 1978