| Agavaceae | |
Codonocrinum
| Willd. ex Schult. & Schult. f. | Syst. Veg. (ed. 15 bis) 7(1): 718 | 1829 |
| Agavaceae | |
Echinoagave
| A. Vázquez, Rosales & García-Mor. | Phytoneuron 2024-2: 4–5 | 2024 |
| Agavaceae | |
Ezehlsia
| Lour. ex B.A. Gomes | Mem. Acad. Real Sci. Lisboa, 2 Cl. Sci. Moraes n.s., 4(1): 29 | 1868 |
| Agavaceae | |
Hooveria
| D.W. Taylor & D.J. Keil | Phytoneuron 2018-67: 2 | 2018 |
| Agavaceae | |
Paleoagave
| A. Vázquez, Rosales & García-Mor. | Phytoneuron 2024-2: 5 | 2024 |
| Agavaceae | |
Paraagave
| A. Vázquez, Rosales & García-Mor. | Phytoneuron 2024-2: 5–6 | 2024 |