| Caesalpinia mexicana A. Gray, 1862 |
| Caesalpinia mexicana var. californica A. Gray, 1861 |
| Caesalpinia mexicana var. pubescens B.L. Rob. & Greenm., 1894 |
| Caesalpinia mollis (Kunth) Spreng., 1827 |
| Caesalpinia multiflora B.L. Rob., 1892 |
| Caesalpinia multijuga (S. Watson) Fisher, 1893 |
| Caesalpinia nelsonii (Britton & Rose) J.L. Contr. ex G.P. Lewis, 1998 |
| Caesalpinia ortegae Standl., 1923 |
| Caesalpinia oxycarpa (Benth. ex A. Gray) Fisher, 1893 |
| Caesalpinia oyamae Sotuyo & G.P. Lewis, 2007 |
| Caesalpinia palmeri S. Watson, 1889 |
| Caesalpinia pannosa Brandegee, 1889 |
| Caesalpinia parahyba (Vell.) Allemão, 1852 |
| Caesalpinia parryi (Fisher) Eifert, Correll & M.C. Johnst., 1970 |
| Caesalpinia peninsularis (Britton) Eifert, 1972 |
| Caesalpinia phyllanthoides Standl., 1922 |
| Caesalpinia placida Brandegee, 1891 |
| Caesalpinia platyloba S. Watson, 1886 |
| Caesalpinia praecox Ruiz & Pav. ex Hook., 1833 |
| Caesalpinia pringlei (Britton & Rose) Standl., 1933 |