Melocactus alex-bragae P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 80: 252. 2008 Melocactus alex-bragae P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 80: 252. 2008Taxon for this nameMelocactus alex-bragae P.J.Braun & Esteves