Sclerocactus uncinatus (Galeotti ex Pfeiff.) N.P.Taylor in Bradleya 5: 94. 1987 Sclerocactus uncinatus (Galeotti ex Pfeiff.) N.P.Taylor in Bradleya 5: 94. 1987is new combination for Echinocactus uncinatus Galeotti ex Pfeiff. in Abbild. Beschr. Cact. 2: t. 18. 1848Taxon for this nameSclerocactus uncinatus (Galeotti ex Pfeiff.) N.P.Taylor