Neoporteria subgibbosa var. mammillarioides (Hook.) Donald & G.D.Rowley in Cact. Succ. J. Gr. Brit. 28: 58. 1966
Neoporteria subgibbosa var. mammillarioides in Cact. Succ. J. Gr. Brit. 28: 58. 1966
is new combination for Echinocactus mammillarioides in Bot. Mag. 64: t. 3558. 1837