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Botanical descriptions Habitat and ecology Distribution
Diagnostic characters : | Twigs square, thickened at the nodes. Leaves simple, opposite, glabrous, tertiary veins reticulate. Flowers greenish-white. Fruit a small capsule, seeds winged. |
Habit : | Evergreen tree up to 30 m tall, branches steeply ascending. |
Trunk & bark : | Bole straight, slender, bark thick, dark grey-brown, fissured, somewhat flaking. |
Branches and branchlets or twigs : | Twigs quadrangular, glabrous, thickened at nodes. |
Exudates : | Exudate absent. |
Leaves : | Leaves simple, opposite, glabrous, narrowly ovate to elliptic, apex round or acute, base rounded, margin entire. Primary vein single, secondary veins obtuse, tertiary veins reticulate. Stipules minute, falling off early. |
Inflorescences or flowers : | Flowers arranged in a many-flowered inflorescence, mainly terminal, unisexual, male and female on different trees, pedicels up to 3 mm long. |
Fruits : | Fruit capsule up to 0.5 cm long, dry, splitting in 2 sections. |
Seeds : | Seeds many, winged. |