Melocactus concinnus Buining & Brederoo in Kakteen And. Sukk. 23: 7. 1972
Melocactus concinnus in Kakteen And. Sukk. 23: 7. 1972
is basionym for Melocactus pruinosus var. concinnus in Bradleya 6: 95. 1988
Melocactus concinnus in Kakteen And. Sukk. 23: 7. 1972