Melocactus oreas var. rubrisaetosus (Buining, Brederoo & Theunissen) Rizzini, Melocactus Bras.: 52–53. 1982
Melocactus oreas var. rubrisaetosus, Melocactus Bras.: 52–53. 1982
is new combination for Melocactus rubrisaetosus in Succulenta (Netherlands) 56(7): 161. 1977