Cactaceae | |
Ferocactus alamosanus subsp. alamosanus
| | | |
Cactaceae | |
Ferocactus alamosanus var. platygonus
| G.E. Linds. | Cact. Succ. J. (Los Angeles) 14: 139 | 1942 |
Cactaceae | |
Ferocactus alamosanus subsp. reppenhagenii
| (G. Unger) N.P. Taylor | Cactaceae Consensus Init. 6: 15 | 1998 |