Agave americana subsp. americana
Agave americana subsp. protamericana Gentry
Agave americana var. expansa (Jacobi) Gentry
Agave americana var. oaxacensis Gentry
Otatea acuminata ssp. acuminata, Otatea acuminata ssp. aztecorum, Otatea acuminata 'Dwarf'
Desert, Hardwood forests, Hillside, Humid climates, Rocky Ridges, wastelands
Subtropical climates, tropical environments
H1, H2, 10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 9, 14, 15, 16, 19, 20, 21, 22, 23, 24