| Inga xalapensis Benth., 1845 |
| Ingeae Benth., 1865 |
| Isandrina Raf., 1838 |
| Isandrina acapulcana Britton & Rose, 1930 |
| Isandrina xanthophylla Britton & Rose, 1930 |
| Jupunba Britton & Rose, 1928 |
| Jupunba idiopoda (S.F. Blake) M.V.B. Soares, M.P. Morim & Iganci, 2021 |
| Jupunba zolleriana (Standl. & Steyerm.) M.V.B. Soares, M.P. Morim & Iganci, 2021 |
| Kennedia DC., 1825 |
| Kennedia arabica Hochst. ex Benth., 1865 |
| Kiesera Reinw., 1825 |
| Kiesera sericea Reinw., 1825 |
| Kuhnistera Lam., 1792 |
| Kuhnistera candida (Michx. ex Willd.) Kuntze, 1891 |
| Kuhnistera candida var. diffusa Rydb., 1895 |
| Kuhnistera candida var. multiflora (Nutt.) Rydb., 1895 |
| Kuhnistera candida var. occidentalis Rydb., 1895 |
| Kuhnistera emarginata (Torr. & A. Gray) Kunze, 1891 |
| Kuhnistera exilis (A. Gray) Kuntze, 1891 |
| Kuhnistera multiflora (Nutt.) A. Heller, 1894 |