Melocactus levitestatus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 45: 271. 1973 sec. Zappi & Taylor 2020
- =Melocactus diersianus Buining & Brederoo in Kakteen And. Sukk. 26: 169. 1975 syn. sec. Taylor & Zappi 2004
- =Melocactus securituberculatus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 48: 38. 1976 syn. sec. Taylor & Zappi 2004
- ≡Melocactus levitestatus f. securituberculatus (Buining & Brederoo) P.J.Braun & Esteves in Schumannia 3: 188. 2002 ["2001"] syn. sec. Kew WCVP (2019)
- =Melocactus warasii E.Pereira & Buenecker in Bradea 2(30): 213. 1977 syn. sec. Taylor & Zappi 2004
- =Melocactus rubrispinus F.Ritter, Kakteen Südamerika 1: 135. 1979 syn. sec. Taylor & Zappi 2004
- ≡Melocactus diersianus f. rubrispinus (F.Ritter) P.J.Braun in Bradleya 6: 94. 1988 syn. sec. Kew WCVP (2019)
- =Melocactus uebelmannii P.J.Braun in Kakteen And. Sukk. 36: 232. 1985 syn. sec. Taylor & Zappi 2004