English Lao
Botanical descriptions Habitat and ecology Distribution
| Diagnostic characters : | Evergreen or deciduous small trees, bark fissured. Leaves simple, opposite but alternate near inflorescence, below with stellate hairs. Flowers white. Fruit a capsule with winged seeds. |
| Habit : | Evergreen or deciduous tree up to 5 m tall. |
| Trunk & bark : | Bole straight or leaning, sometimes branched at the base, bark red-brown, fissured. |
| Branches and branchlets or twigs : | Twigs terete, sligthly flattened, densely tomentose. |
| Exudates : | Exudate absent. |
| Leaves : | Leaves simple, usually opposite, but alternate near the inflorescences, narrowly elliptic or lanceolate, apex acute, base cuneate, margin entire, lower surface with grey stellate hairs. Midrib flat above, secondary veins oblique, tertiary veins reticulate. |
| Inflorescences or flowers : | Flowers white arranged in an inflorescence, terminal or in the axils of upper leaves, bisexual, pedicels c. 1 mm long. |
| Fruits : | Fruit capsule up to 0.5 cm in diameter, splitting in two reflexed valves. |
| Seeds : | Seeds many, winged. |