Melocactus griseoloviridis Buining & Brederoo in Kakteen And. Sukk. 25: 98. 1974 Melocactus griseoloviridis Buining & Brederoo in Kakteen And. Sukk. 25: 98. 1974Taxon for this nameMelocactus griseoloviridis Buining & Brederoo