Neoporteria subgibbosa f. minor (Backeb.) Donald & G.D.Rowley in Cact. Succ. J. Gr. Brit. 28: 58. 1966
Neoporteria subgibbosa f. minor in Cact. Succ. J. Gr. Brit. 28: 58. 1966
is new combination for Chilenia nigrihorrida var. minor, Kaktus-ABC: 301, 417. 1936 ["1935"]