| Agave (Agave) lehmannii Jacobi, 1868 |
| Agave (Agave) lespinassei Trel., 1909 |
| Agave (Agave) linearis Jacobi, 1869 |
| Agave (Agave) lurida Aiton, 1789 |
| Agave (Agave) lyobaa García-Mend. & S. Franco, 2019 |
| Agave (Agave) macroacantha Zucc., 1832 |
| Agave (Agave) macroacantha var. integrifolia Trel., 1907 |
| Agave (Agave) macroacantha var. latifolia Trel., 1907 |
| Agave (Agave) macroculmis Tod., 1892 |
| Agave (Agave) mapisaga Trel., 1920 |
| Agave (Agave) mapisaga var. lisa Gentry, 1982 |
| Agave (Agave) mapisaga var. mapisaga Trel., 1920 |
| Agave (Agave) margaritae Brandegee, 1889 |
| Agave (Agave) marmorata Roezl, 1883 |
| Agave (Agave) maximiliana Baker, 1877 |
| Agave (Agave) maximiliana var. katharinae (A. Berger) Gentry, 1982 |
| Agave (Agave) maximiliana var. maximiliana Baker, 1877 |
| Agave (Agave) megalacantha Hemsl., 1880 |
| Agave (Agave) melliflua Trel., 1914 |
| Agave (Agave) mescal K. Koch, 1865 |