Echinocactus wislizeni subsp. tiburonensis (G.E.Linds.) Felger in J. Arizona Acad. Sci. 6: 82. 1970
Echinocactus wislizeni subsp. tiburonensis in J. Arizona Acad. Sci. 6: 82. 1970
is new combination for Ferocactus wislizeni var. tiburonensis in Cact. Succ. J. (Los Angeles) 27: 166, f. 155. 1955