Pediocactus whipplei subsp. busekii (Hochstätter) Halda in Acta Mus. Richnov., Sect. Nat., 5: 17. 1998 Pediocactus whipplei subsp. busekii (Hochstätter) Halda in Acta Mus. Richnov., Sect. Nat., 5: 17. 1998Taxon for this namePediocactus whipplei subsp. busekii (Hochstätter) Halda