| Setariopsis latiglumis (Vasey) Scribn., 1896 |
| Setariopsis scribneri Mez, 1917 |
| Setariopsis verticillata (L.) Samp., 1914 |
| Setariopsis viridis (L.) Samp., 1914 |
| Shibataeinae Soderstr. & R.P. Ellis, 1987 |
| Sieglingia Bernh., 1800 |
| Sieglingia (Bernh.) Hack., 1887 |
| Sieglingia acuminata (Benth. ex Vasey) Kuntze, 1891 |
| Sieglingia albescens (Vasey) Kuntze, 1891 |
| Sieglingia avenacea (Kunth) Kuntze, 1891 |
| Sieglingia avenacea var. grandiflora (Vasey) L.H. Dewey, 1894 |
| Sieglingia cuprea (Jacq.) Millsp., 1892 |
| Sieglingia dubia (Kunth) Kuntze ex Stuck., 1904 |
| Sieglingia eragrostoides (Vasey & Scribn.) L.H. Dewey, 1894 |
| Sieglingia eragrostoides var. scabra Vasey ex Beal, 1896 |
| Sieglingia flava (L.) Kuntze, 1891 |
| Sieglingia grandiflora (Vasey) Beal, 1896 |
| Sieglingia latifolia (Griseb.) Kuntze, 1891 |
| Sieglingia mutica (Torr.) Kuntze, 1891 |
| Sieglingia nealleyi (Vasey) L.H. Dewey, 1894 |