Rebutia steinbachii subsp. verticillacantha (F.Ritter) Donald ex D.R.Hunt in Cactaceae Consensus Init. 3: 6. 1997
Rebutia steinbachii subsp. verticillacantha in Cactaceae Consensus Init. 3: 6. 1997
is new combination for Sulcorebutia verticillacantha in Natl. Cact. Succ. J. 17(1): 13. 1962
Rebutia steinbachii subsp. verticillacantha in Cactaceae Consensus Init. 3: 6. 1997