| Nunnezharia radicalis (Mart.) Kuntze, 1891 |
| Nunnezharia resinifera (H. Wendl.) Kuntze, 1891 |
| Nunnezharia rigida (H. Wendl.) Kuntze, 1891 |
| Nunnezharia sartorii (Liebm. ex Mart.) Kuntze, 1891 |
| Nunnezharia schiedeana (Mart.) Kuntze, 1891 |
| Nunnezharia tenella (H. Wendl.) Hook. f., 1881 |
| Nunnezharia tepejilote (Liebm. ex Mart.) Kuntze, 1891 |
| Nunnezharia wendlandiana (Oerst.) Kuntze, 1891 |
| Opsiandra O.F. Cook, 1923 |
| Opsiandra gomez-pompae H.J. Quero, 1982 |
| Opsiandra maya O.F. Cook, 1923 |
| Orbignya Mart. ex Endl., 1837 |
| Orbignya cohune (Mart.) Dahlgren ex Standl., 1932 |
| Orbignya guacuyule (Liebm. ex Mart.) Hern.-Xol., 1949 |
| Oreodoxa Willd., 1806 |
| Oreodoxa oleracea (Jacq.) Mart., 1837 |
| Oreodoxa regia Kunth, 1815 |
| Palma Mill., 1754 |
| Palma dactylifera (L.) Mill., 1768 |
| Paurotis O.F. Cook, 1902 |