| Agave macrantha Tod., 1879 |
| Agave madrensis Villarreal, Ram.-Gam. & A.E. Estrada, 2014 |
| Agave manantlanicola Cuevas & Santana Mich., 2012 |
| Agave marcelinoi A. Vázquez & Padilla-Lepe, 2023 |
| Agave mayo A. Vázquez & Rosales, 2023 |
| Agave megalodonta García-Mend.& D. Sandoval, 2019 |
| Agave microceps (Kimnach) A. Vázquez & Cházaro, 2007 |
| Agave mitis Mart., 1848 |
| Agave mitis var. albicans (Jacobi) A. Terracc., 1885 |
| Agave mitis var. albidior (Salm-Dyck) B. Ullrich, 1993 |
| Agave mitis var. mitis Mart., 1848 |
| Agave montium-sancticaroli García-Mend., 2007 |
| Agave neocernua Thiede, 2015 |
| Agave neonelsonii Thiede & Eggli, 1999 |
| Agave neopringlei Thiede & Eggli, 1999 |
| Agave nuusaviorum García-Mend., 2010 |
| Agave nuusaviorum subsp. deltoideum García-Mend., 2010 |
| Agave nuusaviorum subsp. nuusaviorum García-Mend., 2010 |
| Agave oaxacana (García-Mend. & E. Solano) Thiede, 2012 |
| Agave oteroi G.D. Starr & T.J. Davis, 2019 |