Pediocactus simpsonii f. sandiamontanus Hochstätter in Succulenta (Netherlands) 76: 266. 1997 Pediocactus simpsonii f. sandiamontanus Hochstätter in Succulenta (Netherlands) 76: 266. 1997Taxon for this namePediocactus simpsonii f. sandiamontanus Hochstätter