Melocactus ×albicephalus Buining & Brederoo in Krainz, Kakteen 52: CVId. 1973 Melocactus ×albicephalus Buining & Brederoo in Krainz, Kakteen 52: CVId. 1973Taxon for this nameMelocactus ×albicephalus Buining & Brederoo in Krainz, Kakteen 52: CVId. 1973