English Lao
Botanical descriptions Habitat and ecology Distribution
| Diagnostic characters : | Young petiole densely hairy covering the base of midrib. |
| Habit : | Evergreen tree up to 25 m tall. |
| Trunk & bark : | Bole straight, bark dark grey, flaky. |
| Branches and branchlets or twigs : | Branches horizontal. Twigs terete or sometimes angular. |
| Exudates : | Exudate red. |
| Leaves : | Leaves simple, alternate and distichous, oblong to lanceolate, apex acuminate, base rounded, margin simple, dendroid hairs present below. Primary vein single, secondary veins obtuse, tertiary veins horizontal. Stipules absent. |
| Inflorescences or flowers : | Flowers arranged in a few-flowered inflorescence, axillary, on short shoots, unisexual, on different trees, pedicels up to 3 mm long. |
| Fruits : | Fruit capsule up to 4 cm in diameter, leathery, splitting in two sections. |
| Seeds : | Seed 1, surrounded by a red aril which is divided only at top. |