Thelocactus tulensis subsp. huizachensis Halda & Sladk. in Acta Mus. Richnov., Sect. Nat., 7: 39. 2000 Thelocactus tulensis subsp. huizachensis Halda & Sladk. in Acta Mus. Richnov., Sect. Nat., 7: 39. 2000Taxon for this nameThelocactus tulensis subsp. huizachensis Halda & Sladk.
