Thelocactus leucacanthus (Zucc. ex Pfeiff.) Britton & Rose, Cactaceae 4: 8–9, f. 7. 1923
Thelocactus leucacanthus, Cactaceae 4: 8–9, f. 7. 1923
is new combination for Echinocactus leucacanthus, Enum. Diagn. Cact.: 66. 1837
Thelocactus leucacanthus, Cactaceae 4: 8–9, f. 7. 1923