| Salvia sharpii Epling & Mathias, 1957 |
| Salvia sidifolia M. Martens & Galeotti, 1844 |
| Salvia siguatepequensis Standl., 1930 |
| Salvia similis Brandegee, 1901 |
| Salvia simulans Fernald, 1907 |
| Salvia sinaloensis Fernald, 1900 |
| Salvia sirenis J.G. González & Gonz.-Adame, 2018 |
| Salvia souchetii Van Houtte, 1861 |
| Salvia spectabilis Kunth, 1818 |
| Salvia spellenbergii J.G. González, 2019 |
| Salvia sphacelifolia Epling, 1939 |
| Salvia splendens Sellow ex Wied-Neuw., 1820 |
| Salvia stachyoides Kunth, 1818 |
| Salvia staminea M. Martens & Galeotti, 1844 |
| Salvia stolonifera Benth., 1840 |
| Salvia stricta Sessé & Moc., 1887 |
| Salvia subhastata Epling, 1939 |
| Salvia subincisa Benth., 1839 |
| Salvia subobscura Epling, 1940 |
| Salvia subpatens Epling, 1938 |