Synonyms
Agave triangularis var. rigidissima Trel.
Agave desmetiana Baker
Agave grandidentata Jacobi
Agave horrida var. laevior Jacobi
Agave maigretiana Jacobi
Agave horrida var. maigretiana (Jacobi) Trel.
Agave horrida macrodontha Van Geert
Agave regeliana Baker
Agave horrida var. micracantha Baker