| Rapuntium splendens (Humb. & Bonpl. ex Willd.) C. Presl, 1836 |
| Rapuntium xalapense (Kunth) C. Presl, 1836 |
| Siphocampylus Pohl, 1831 |
| Siphocampylus guatemalensis Vatke, 1874 |
| Siphocampylus mollis Regel, 1850 |
| Siphocampylus oaxacanus E. Wimm., 1924 |
| Siphocampylus odontosepalus Vatke, 1874 |
| Siphocampylus regelii Vatke, 1874 |
| Siphocampylus regelii var. umbrosus Vatke, 1874 |
| Siphocampylus warszewiczii (Regel) Regel, 1850 |
| Specularia Heist. ex A. DC., 1830 |
| Specularia perfoliata (L.) A. DC., 1830 |
| Stenotium (C. Presl) Lammers, 2011 |
| Triodanis Raf., 1838 |
| Triodanis biflora (Ruiz & Pav.) Greene, 1894 |
| Triodanis coloradoensis (Buckley) McVaugh, 1945 |
| Triodanis perfoliata (L.) Nieuwl., 1914 |
| Triodanis perfoliata subsp. biflora (Ruiz & Pav.) Lammers, 2006 |
| Triodanis rupestris Raf., 1838 |
| Tupa G. Don, 1834 |