Echinofossulocactus echidne (DC.) Lawr. in Gard. Mag. (London) 17: 318. 1841 Echinofossulocactus echidne (DC.) Lawr. in Gard. Mag. (London) 17: 318. 1841is new combination for Echinocactus echidne DC. in Coll. Mém. 8: 19. 1834Taxon for this nameEchinofossulocactus echidne (DC.) Lawr.