| Donnellsmithia hintonii Mathias & Constance, 1941 |
| Donnellsmithia juncea (Humb. & Bonpl. ex Spreng.) Mathias & Constance, 1973 |
| Donnellsmithia juncea var. juncea (Humb. & Bonpl. ex Spreng.) Mathias & Constance, 1973 |
| Donnellsmithia juncea var. purpurea (J.M. Coult. & Rose) Mathias & Constance, 1973 |
| Donnellsmithia madrensis (J.M. Coult. & Rose) Mathias & Constance, 1941 |
| Donnellsmithia mexicana (B.L. Rob.) Mathias & Constance, 1941 |
| Donnellsmithia ovata (J.M. Coult. & Rose) Mathias & Constance, 1941 |
| Donnellsmithia peucedanoides (Kunth) Mathias & Constance, 1941 |
| Donnellsmithia pinnatisecta (L. Riley) Mathias & Constance, 1973 |
| Donnellsmithia reticulata (J.M. Coult. & Rose) Mathias & Constance, 1941 |
| Donnellsmithia serrata (J.M. Coult. & Rose) Mathias & Constance, 1941 |
| Donnellsmithia silvicola Constance & Bye, 1976 |
| Donnellsmithia submontana (J.M. Coult. & Rose) Mathias & Constance, 1941 |
| Donnellsmithia ternata (S. Watson) Mathias & Constance, 1973 |
| Donnellsmithia tuberosa (J.M. Coult. & Rose) Mathias & Constance, 1941 |
| Drusa DC., 1807 |
| Drusa acutangula (Benth.) Drude, 1897 |
| Enantiophylla J.M. Coult. & Rose, 1893 |
| Enantiophylla heydeana J.M. Coult. & Rose, 1893 |
| Eremocharis Phil., 1860 |