Pediocactus uncinatus var. crassihamatus (F.A.C.Weber) Halda in Acta Mus. Richnov., Sect. Nat., 5(1): 25. 1998
Pediocactus uncinatus var. crassihamatus in Acta Mus. Richnov., Sect. Nat., 5(1): 25. 1998
is new combination for Echinocactus crassihamatus in Bois, Dict. Hort.: 468. 1896