- Leaves simple, alternate, entire, distichous.
- Stipule forms a sheath (ochrea) around twig above node.
- Flowers small, unisexual (plants usually dioecious).
- Fruit fleshy and 1-seeded or dry with three wings.
Diagnosis: Trees and climbers, a single deciduous stipule (ochrea) sheaths node and twig above node, leaves simple, alternate, often distichous, entire, one species with hollow twigs harboring stinging ants.
|Piperaceae||: spicy or aromatic odor, nodes swollen, stipule not tightly enclosing twig above node.
Diversity: Total: 4 genera, 8 species. Trees: 2 genera, 5 species.