| Schaetzellia standleyi Steyerm., 1944 |
| Schistocarpha Less., 1831 |
| Schistocarpha bicolor Less., 1831 |
| Schistocarpha calzadana B.L. Turner, 2003 |
| Schistocarpha chiapensis H. Rob., 1979 |
| Schistocarpha eupatorioides (Fenzl) Kuntze, 1898 |
| Schistocarpha kellermanii Rydb., 1927 |
| Schistocarpha liebmannii Klatt, 1887 |
| Schistocarpha longiligula Rydb., 1927 |
| Schistocarpha longiligula var. longiligula Rydb., 1927 |
| Schistocarpha longiligula var. seleri (Rydb.) B.L. Turner, 1986 |
| Schistocarpha matudae H. Rob., 1979 |
| Schistocarpha oppositifolia (Kuntze) Rydb., 1927 |
| Schistocarpha paniculata Klatt, 1892 |
| Schistocarpha pedicellata Klatt, 1887 |
| Schistocarpha platyphylla Greenm., 1907 |
| Schistocarpha pseudoseleri H. Rob., 1979 |
| Schistocarpha seleri Rydb., 1927 |
| Schizophyllum Nutt., 1841 |
| Schkuhria Roth, 1797 |