- Leaves simple, opposite, usually entire.
- Free stipules on twig or fused to petiole.
- T-shaped hairs.
- Sessile nectar glands common on leaf blade.
Diagnosis: Trees and lianas, stipules either free or on petiole, leaves opposite and entire, T-shaped hairs, often with nectar glands on leaf blade.
Local distribution: Widespread.
Diversity: Total: 10 genera, 21 species. Trees: 3 genera, 7 species.