Melocactus conoideus Buining & Brederoo in Krainz, Kakteen 55-56: CVId. 1973 Melocactus conoideus Buining & Brederoo in Krainz, Kakteen 55-56: CVId. 1973Taxon for this nameMelocactus conoideus Buining & Brederoo in Krainz, Kakteen 55-56: CVId. 1973