Notocactus bezrucii var. corniger (Frič) S.Theun. in Succulenta (Netherlands) 60: 140. 1981
Notocactus bezrucii var. corniger in Succulenta (Netherlands) 60: 140. 1981
is new combination for Malacocarpus bezrucii var. corniger in Obvejy Novychdruhu Kaktusu, Practicky Radce, Milotice nad Becvou. 1922