Agave macroacantha Zucc.  
Family: Asparagaceae
Black Spine Agave
Agave macroacantha image
Zoya Akulova  
Agave macroacantha image
Barry Rice  
Agave macroacantha image
Barry Rice  
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
Agave macroacantha image
The National Science Foundation
This project made possible by National Science Foundation Award 1410069