| Asparagaceae |
|
Yucca elata
| Engelm. | Bot. Gaz. 7(2): 17 | 1882 |
| Asparagaceae |
|
Yucca elata var. elata
| | | |
| Asparagaceae |
|
Yucca elata subsp. utahensis
| (McKelvey) Hochstätter | Cactaceae Rev. 1(2): 21 | 1999 |
| Asparagaceae |
|
Yucca elata var. utahensis
| (McKelvey) Reveal | Intermount. Fl. 6: 533 | 1977 |
| Asparagaceae |
|
Yucca elata var. verdiensis
| (McKelvey) Reveal | Intermount. Fl. 6: 533-534 | 1977 |