| Hymenocallis guerreroensis T.M. Howard, 1978 |
| Hymenocallis harrisiana Herb., 1840 |
| Hymenocallis horsmannii Baker, 1888 |
| Hymenocallis howardii Bauml, 1989 |
| Hymenocallis imperialis T.M. Howard, 1990 |
| Hymenocallis jaliscensis M.E. Jones, 1933 |
| Hymenocallis leavenworthii (Standl. & Steyerm.) Bauml, 1989 |
| Hymenocallis lehmilleri T.M. Howard, 2003 |
| Hymenocallis littoralis (Jacq.) Salisb., 1812 |
| Hymenocallis littoralis var. acutifolia Herb., 1826 |
| Hymenocallis littoralis var. disticha (Sims) Herb., 1826 |
| Hymenocallis littoralis var. dryandrii (Ker Gawl.) Herb., 1826 |
| Hymenocallis littoralis var. longituba Herb., 1826 |
| Hymenocallis longibracteata Hochr., 1910 |
| Hymenocallis maximiliani T.M. Howard, 1982 |
| Hymenocallis milleri M. Roem., 1847 |
| Hymenocallis nayaritiana T.M. Howard, 1978 |
| Hymenocallis partita Ravenna, 1985 |
| Hymenocallis phalangidis Bauml, 1989 |
| Hymenocallis pimana Laferr., 1990 |