| Yucca arizonica McKelvey, 1935 |
| Yucca aspera Regel, 1858 |
| Yucca australis (Engelm.) Trel., 1892 |
| Yucca baccata Torr., 1859 |
| Yucca baccata f. circinata (Baker) Voss, 1896 |
| Yucca baccata f. periculosa (Baker) Voss, 1895 |
| Yucca baccata var. australis Engelm., 1873 |
| Yucca baccata var. baccata Torr., 1859 |
| Yucca baccata var. brevifolia L.D. Benson & Darrow, 1943 |
| Yucca baccata var. circinata (Baker) Baker, 1880 |
| Yucca baccata var. macrocarpa Torr., 1859 |
| Yucca baccata var. periculosa (Baker) Baker, 1880 |
| Yucca baccata var. vespertina McKelvey, 1938 |
| Yucca brevifolia Engelm., 1871 |
| Yucca brevifolia Schott ex Trel., 1902 |
| Yucca californica Nutt. ex Baker, 1858 |
| Yucca canaliculata Hook., 1860 |
| Yucca canaliculata var. filifera (Chabaud) Fenzl, 1889 |
| Yucca capensis L.W. Lenz, 1998 |
| Yucca carnerosana (Trel.) McKelvey, 1938 |