Ferocactus latispinus subsp. spiralis (Karw. ex Pfeiff.) N.P.Taylor in Cactaceae Consensus Init. 5: 13. 1998
Ferocactus latispinus subsp. spiralis in Cactaceae Consensus Init. 5: 13. 1998
is new combination for Echinocactus spiralis, Enum. Diagn. Cact.: 60–61. 1837
Ferocactus latispinus subsp. spiralis in Cactaceae Consensus Init. 5: 13. 1998