Ferocactus latispinus subsp. greenwoodii (Glass) N.P.Taylor in Cactaceae Syst. Init. 20: 17. 2005
Ferocactus latispinus subsp. greenwoodii in Cactaceae Syst. Init. 20: 17. 2005
is new combination for Ferocactus recurvus var. greenwoodiae in Cact. Succ. J. (Los Angeles) 40: 160. 1968