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Botanical descriptions Habitat and ecology Distribution
Diagnostic characters : | Bole straight, leaves glaucous below, stipules falcate and pubescent. Fruit apiculate, 3 big wings and 2 smaller with longitudinal veins crossed by transversal veins. |
Habit : | Deciduous tree up to 40 m high, sometimes reaching 100 cm in diameter, branches drooping or horizontal to the main trunk. Crown irregularly rounded. |
Trunk & bark : | Trunk straight. Bark deeply fissured, reddish brown to greyish brown, pale yellow to orange in cut section. |
Branches and branchlets or twigs : | Branchlets and twigs terete, hairy at tip. |
Exudates : | Exudate resinous. |
Leaves : | Leaves simple alternate and distichous, 6.5-12.5 by 2.5 -5 cm, ovate-lanceolate, acute at apex, base attenuate or rounded, margin entire, chartaceous, slightly glaucous below, reddish brown when drying. Midrib canaliculated above, primary vein single, secondary veins oblique to the midrib, widely parallel, tertiary veins obliquely. Stipules present, intrapetiolar, sheathing and leaving a circular scar, falcate, pubescent, caducous. |
Inflorescences or flowers : | Flowers subsessile, arranged in panicle terminal and axillary with 8-9 ramifications, peduncle angular, pubescent. |
Fruits : | Fruit is a nut, ovoid, 22 x 4 mm, apiculate, glabrous, yellowish-green when young, 3 big wings slightly narrow at base and rounded at the end and 2 wings smaller and acute at top, both densely crossed by very thin veins. |
Seeds : | Seed 1. |