Thelocactus bicolor subsp. swobodae Halda & Horáček in Acta Mus. Richnov., Sect. Nat., 9: 73. 2002 Thelocactus bicolor subsp. swobodae Halda & Horáček in Acta Mus. Richnov., Sect. Nat., 9: 73. 2002Taxon for this nameThelocactus bicolor subsp. swobodae Halda & Horáček