| Salpiglossis arniatera (B.L. Rob.) D'Arcy, 1979 |
| Salpiglossis erecta (DC. ex Dunal) D'Arcy, 1979 |
| Salpiglossis integrifolia Hook., 1831 |
| Saracha Ruiz & Pav., 1794 |
| Saracha acutifolia Miers, 1849 |
| Saracha amphitricha Bitter, 1924 |
| Saracha chihuahuensis Bitter, 1922 |
| Saracha grandiflora B.L. Rob. & Greenm., 1895 |
| Saracha jaltomata Schltdl., 1839 |
| Saracha procumbens (Cav.) Ruiz & Pav., 1799 |
| Saracha stapelioides Regel, 1864 |
| Saracha umbellata DC., 1813 |
| Schraderanthus Averett, 2009 |
| Schraderanthus viscosus (Schrad.) Averett, 2009 |
| Schultesianthus Hunz., 1977 |
| Schultesianthus leucanthus (Donn. Sm.) Hunz., 1977 |
| Schultesianthus megalandrus (Dunal) Hunz., 1977 |
| Schultesianthus uniflorus (Lundell) S. Knapp, 1995 |
| Schwenckia L., 1764 |
| Schwenckia americana L., 1764 |