| Geonoma undata subsp. edulis (H. Wendl. ex Spruce) A.J. Hend., 2011 |
| Geonomateae Luerss., 1880 |
| Glaucothea O.F. Cook, 1915 |
| Glaucothea aculeata (Brandegee) I.M. Johnst., 1924 |
| Glaucothea armata (S. Watson) O.F. Cook, 1924 |
| Glaucothea brandegeei (Purpus) I.M. Johnst., 1924 |
| Glaucothea elegans (Franceschi ex Becc.) I.M. Johnst., 1924 |
| Grisebachia Drude & H. Wendland, 1875 |
| Grisebachia belmoreana (C. Moore & F. Muell.) H. Wendl. & Drude, 1875 |
| Hexopetion Burret, 1934 |
| Hexopetion mexicanum (Liebm. ex Mart.) Burret, 1934 |
| Howea Hook. f., 1883 |
| Howea forsteriana (F. Muell.) Becc., 1877 |
| Howeia Becc., 1877 |
| Howeia belmoreana (C. Moore & F. Muell.) Becc., 1877 |
| Hyophorbe Gaertn., 1791 |
| Hyophorbe lagenicaulis (L.H. Bailey) H.E. Moore, 1976 |
| Hyophorbe verschaffeltii H. Wendl., 1866 |
| Inodes O.F. Cook, 1901 |
| Inodes exul O.F. Cook, 1913 |