Thelocactus fossulatus (Scheidw.) Britton & Rose, Cactaceae 4: 10, f. 9. 1923
Thelocactus fossulatus, Cactaceae 4: 10, f. 9. 1923
is new combination for Echinocactus fossulatus in Allg. Gartenzeitung 9: 49. 1841
Thelocactus fossulatus, Cactaceae 4: 10, f. 9. 1923
Taxon for this name