Echinocactus visnaga Hook. in Gard. Chron. 1845: 133. 1845 Echinocactus visnaga Hook. in Gard. Chron. 1845: 133. 1845is basionym for Echinocactus platyacanthus f. visnaga (Hook.) Bravo in Cact. Suc. Mex. 25: 65. 1980Taxon for this nameEchinocactus visnaga Hook.