| Agave (Littaea) houghii hort. ex Trel., 1920 |
| Agave (Littaea) huehueteca Standl. & Steyerm., 1943 |
| Agave (Littaea) impressa Gentry, 1982 |
| Agave (Littaea) inopinabilis Trel., 1920 |
| Agave (Littaea) intrepida Greenm., 1899 |
| Agave (Littaea) kerchovei Lem., 1864 |
| Agave (Littaea) kerchovei var. beaucarnei (Lem.) Trel., 1914 |
| Agave (Littaea) kerchovei var. inermis Baker, 1877 |
| Agave (Littaea) kochii Jacobi, 1866 |
| Agave (Littaea) lechuguilla Torr., 1859 |
| Agave (Littaea) lechuguilla f. glomeruliflora (Engelm.) Trel., 1920 |
| Agave (Littaea) lophantha Schiede ex Kunth, 1850 |
| Agave (Littaea) lophantha var. latifolia A. Berger, 1915 |
| Agave (Littaea) lophantha var. pallida A. Berger, 1915 |
| Agave (Littaea) lophantha var. poselgeri (Salm-Dyck) A. Berger, 1915 |
| Agave (Littaea) lophantha var. tamaulipasana A. Berger, 1915 |
| Agave (Littaea) lophantha var. univittata (Haw.) Trel., 1920 |
| Agave (Littaea) maria-patriciae Cházaro & Arzaba, 2018 |
| Agave (Littaea) mayoensis Gentry, 1942 |
| Agave (Littaea) micracantha Salm-Dyck, 1873 |