| Agave (Littaea) dealbata Lem. ex Jacobi, 1865 |
| Agave (Littaea) densiflora Hook., 1857 |
| Agave (Littaea) difformis A. Berger, 1915 |
| Agave (Littaea) disceptata J.R. Drumm., 1912 |
| Agave (Littaea) echinoides Jacobi, 1868 |
| Agave (Littaea) eduardii Trel., 1920 |
| Agave (Littaea) ellemeetiana Jacobi, 1865 |
| Agave (Littaea) engelmannii Trel., 1892 |
| Agave (Littaea) ensifera Jacobi, 1865 |
| Agave (Littaea) expatriata Rose, 1900 |
| Agave (Littaea) falcata Engelm., 1875 |
| Agave (Littaea) felgeri Gentry, 1972 |
| Agave (Littaea) filamentosa Salm-Dyck, 1859 |
| Agave (Littaea) filifera Salm-Dyck, 1834 |
| Agave (Littaea) filifera subsp. filifera Salm-Dyck, 1834 |
| Agave (Littaea) filifera subsp. microcreps Kimnach, 1995 |
| Agave (Littaea) filifera subsp. multifilifera (Gentry) B. Ullrich, 1992 |
| Agave (Littaea) filifera subsp. schidigera (Lem.) B. Ullrich, 1992 |
| Agave (Littaea) filifera var. filamentosa (Salm-Dyck) Baker, 1877 |
| Agave (Littaea) flaccifolia A. Berger, 1915 |