Agave sect. agave
(tree size 2)
Agave sect. campaniflorae
Agave sect. antillanae
Agave sect. antillares
(tree size 1)
Agave sect. bahamanae
Agave sect. caribaeae
Agave sect. columbianae
Agave sect. marmoratae
Agave sect. sisalanae
Agave sect. rigidae
Agave sect. umbelliflorae
Agave sect. salmianae
Agave sect. crenatae
(tree size 1)
Agave sect. ditepalae
Agave sect. intermediae
Agave sect. parryanae
Agave sect. hibernicae
Agave sect. guatemalenses
Agave sect. inaguenses
Agave sect. viviparae