| Styphnolobium affine (Torr. & A. Gray) Walp., 1843 |
| Styphnolobium burseroides M. Sousa, Rudd & Medrano, 1993 |
| Styphnolobium conzattii (Standl.) M. Sousa & Rudd, 1990 |
| Styphnolobium japonicum (L.) Schott, 1830 |
| Styphnolobium parviflorum M. Sousa & Rudd, 1993 |
| Styphnolobium protantherum M. Sousa & Rudd, 1993 |
| Styphnolobium sporadicum M. Sousa & Rudd, 1993 |
| Sutherlandia R. Br. ex W. Aiton & W.T. Aiton, 1812 |
| Sutherlandia frutescens (L.) R. Br., 1812 |
| Swartzia Schreb., 1791 |
| Swartzia cubensis (Britton & P. Wilson) Standl., 1935 |
| Swartzia cubensis var. cubensis (Britton & P. Wilson) Standl., 1935 |
| Swartzia guatemalensis (Donn. Sm.) Pittier, 1921 |
| Swartzia macrosperma Bertol., 1861 |
| Swartzia mexicana M. Sousa & R. Grether, 2002 |
| Swartzia multijuga A. Rich., 1845 |
| Swartzia myrtifolia Sm., 1816 |
| Swartzia myrtifolia var. guatemalensis Donn. Sm., 1902 |
| Swartzia myrtifolia var. standleyi (Britton & Rose) R.S. Cowan, 1968 |
| Swartzia ochnacea DC., 1825 |