| Lupinus truncatus Nutt. ex Hook. & Arn., 1838 |
| Lupinus umbellatus Greene, 1886 |
| Lupinus uncinatus Schltdl., 1838 |
| Lupinus vaginatus Schltdl. & Cham., 1830 |
| Lupinus variicolor Steud., 1841 |
| Lupinus vernicius Rose, 1905 |
| Lupinus versicolor Sweet, 1823 |
| Lysiloma Benth., 1844 |
| Lysiloma acapulcense (Kunth) Benth., 1844 |
| Lysiloma affinis Britton & Rose, 1928 |
| Lysiloma auritum (Schltdl.) Benth., 1844 |
| Lysiloma australis Britton & Rose, 1928 |
| Lysiloma bahamense Benth., 1844 |
| Lysiloma calderonii Britton & Rose, 1928 |
| Lysiloma candidum Brandegee, 1889 |
| Lysiloma cayucensis M.E. Jones, 1933 |
| Lysiloma chiapensis Britton & Rose, 1928 |
| Lysiloma cuernavacana Britton & Rose, 1928 |
| Lysiloma desmostatchys Benth., 1844 |
| Lysiloma divaricatum (Jacq.) J.F. Macbr., 1919 |