Melocactus oreas subsp. alex-bragae (P.J.Braun) Guiggi in Phytotaxa 496(1): 97. 2021 Melocactus oreas subsp. alex-bragae (P.J.Braun) Guiggi in Phytotaxa 496(1): 97. 2021Taxon for this nameMelocactus oreas subsp. alex-bragae (P.J.Braun) Guiggi