Sclerocactus whipplei subvar. aztecia Hochstätter in Piante Grasse 17: 228. 1997 Sclerocactus whipplei subvar. aztecia Hochstätter in Piante Grasse 17: 228. 1997Taxon for this nameSclerocactus whipplei subvar. aztecia Hochstätter
