Melocactus ruestii subsp. sanctae-rosae (L.D.Gómez) Elizondo in Cact. Suc. Mex. 31: 54. 1986
Melocactus ruestii subsp. sanctae-rosae in Cact. Suc. Mex. 31: 54. 1986
is new combination for Melocactus maxonii var. sanctae-rosae in Brenesia 10-11: 128. 1977