| Calliandra peninsularis Rose, 1897 |
| Calliandra physocalyx H.M. Hern. & M. Sousa, 1988 |
| Calliandra pilocarpa A.E. Estrada Rebman Villarreal, 2019 |
| Calliandra portoricensis (Jacq.) Benth., 1844 |
| Calliandra portoricensis var. major Sprague, 1907 |
| Calliandra purpusii Brandegee, 1915 |
| Calliandra ricoana H.M. Hern. & R. Duno, 2014 |
| Calliandra rubescens (M. Martens & Galeotti) Standl., 1929 |
| Calliandra rupestris Brandegee, 1905 |
| Calliandra schottii Torr. ex S. Watson, 1885 |
| Calliandra sesquipedalis McVaugh, 1987 |
| Calliandra siltepecensis Lundell, 1941 |
| Calliandra sinaloana (Britton & Rose) Standl., 1933 |
| Calliandra spraguei (Britton & Rose) Lundell, 1939 |
| Calliandra strigillosa (Britton & Rose) Standl. ex Leavenw., 1946 |
| Calliandra tehuantepecensis (L. Rico & M. Sousa) E.R. Souza & L.P. Queiroz, 2013 |
| Calliandra tergemina (L.) Benth., 1844 |
| Calliandra tergemina var. emarginata (Willd.) Barneby, 1998 |
| Calliandra tetragona (Willd.) Benth., 1840 |
| Calliandra trinervia Benth., 1844 |