English Lao
Botanical descriptions Habitat and ecology Distribution
| Diagnostic characters : | Deciduous trees, bark fissured. Exudate black. Leaves compound with hairy domatia, margin toothed. Flowers unisexual, polygamous or on separate trees, dark red. Fruit a drupe. Seeds c. 5. |
| Habit : | Deciduous tree up to 30 m tall. |
| Trunk & bark : | Bole straight, bark dark grey to black or red-brown, fissured. |
| Branches and branchlets or twigs : | Twigs terete, glabrous. |
| Exudates : | Exudate black. |
| Leaves : | Leaves compound, alternate and spiral, glabrous, imparipinnate, leaflets opposite, narrowly ovate or lanceolate, margin toothed or not, domatia hairy. Midrib flat above, secondary veins oblique, widely parallel, tertiary veins reticulate. Stipules absent. |
| Inflorescences or flowers : | Flowers reddish arranged in a many-flowered inflorescence, terminal or axillary in the upper leaf axils. Flowers unisexual, polygamous or on separate trees, dark red, pedicel up to 3 mm long. |
| Fruits : | Fruit drupe up to 3 cm, with 5 depressions at top, with 1 large stone with up to 5 holes. |
| Seeds : | Seeds c. 5. |