| Harpalyce torresii São-Mateus & M. Sousa, 2018 |
| Harpalyce yucatanense Miranda ex São-Mateus & M. Sousa, 2018 |
| Havardia Small, 1901 |
| Havardia acatlensis (Benth.) Britton & Rose, 1928 |
| Havardia albicans (Kunth) Britton & Rose, 1928 |
| Havardia brevifolia (A. Gray) Small, 1901 |
| Havardia campylacantha (L. Rico & M. Sousa) Barneby & J.W. Grimes, 1996 |
| Havardia leiocalyx (Standl.) Britton & Rose, 1928 |
| Havardia mexicana (Rose) Britton & Rose, 1928 |
| Havardia nelsonii Britton & Rose, 1928 |
| Havardia pallens (Benth.) Britton & Rose, 1928 |
| Havardia platyloba (Bertero ex DC.) Britton & Rose, 1928 |
| Havardia sonorae (S. Watson) Britton & Rose, 1928 |
| Haydonia R. Wilczek, 1954 |
| Hedysareae DC., 1825 |
| Hedysarum L., 1753 |
| Hedysarum acayucense Sessé & Moc., 1894 |
| Hedysarum acuminatum Michx., 1803 |
| Hedysarum adscendens Sw., 1788 |
| Hedysarum angustifolium Kunth, 1824 |