| Common Names - | Synonyms - |
| Authority - Gagnep. & Tardieu or (Croizart) Gagnepain & Tard. | Total Number of genera - 1 |
| Gymnosperm or Angiosperm? - Angiosperm | Total Number of species - 5 |
| Plant forms - Tree or Lianes | |
| World Distribution - Sub-tropical to tropical. Southeast Asia, Malaysia, Northeast Australia sub-tropical to tropical in East Africa (Ficalhoa), Burma, Yunnan and Thailand (Sladenia) | |
| Comments - Only genus, Siphonodon | |