Ferocactus alamosanus (Britton & Rose) Britton & Rose, Cactaceae (Britton & Rose) 3: 137. 1922 sec. Guzmán & al. 2003
- ≡Echinocactus alamosanus Britton & Rose in Contr. U.S. Natl. Herb. 16: 239. 1913 syn. sec. Guzmán & al. 2003
- =Ferocactus alamosanus var. platygonus G.E. Linds. in Cact. Succ. J. (Los Angeles) 14: 139. 1942 syn. sec. Guzmán & al. 2003
- =Ferocactus pottsii var. alamosanus (Britton & Rose) G. Unger in Kakteen And. Sukk. 22: 187. 1971 syn. sec. Guzmán & al. 2003
- =Parrycactus alamosanus (Britton & Rose) Doweld in Sukkulenty 3: 36. 2000 syn. sec. Guzmán & al. 2003