Botanical descriptions Habitat and ecology Distribution
|Diagnostic characters :||Deciduous or evergreen trees, bark smooth to slightly fissured. Exudate resinous. Leaves compound, rachis swollen at the base. Flowers in panicles, yellow-green, bisexual. Fruit an ovoid-round spiny, flattened pod often with blobs of white resin.|
|Habit :||Deciduous or semi-evergreen tree up to 25 m tall.|
|Trunk & bark :||Bole straight, bark dark brown, smooth or slightly fissured.|
|Branches and branchlets or twigs :||Twigs terete, glabrous.|
|Exudates :||Exudate resinous on fruits.|
|Leaves :||Leaves compound, paripinnate, alternate and spiral, leaflets ovate to elliptic, 2-3 pairs, apex acuminate to rounded, base rounded, margin entire.|
Midrib flat above, secondary veins oblique, widely parallel, tertiary veins reticulate. Lowest pair of veins with 2 small glands.
Stipules curved, falling off early.
|Inflorescences or flowers :||Flowers arranged in a many-flowered inflorescence, terminal, or in the upper axils, bisexual, pedicels longer than 0.5 cm.|
|Fruits :||Fruit up to 8 cm long, woody, flat, pod spiny, with resin drops at the curved tips.|
|Seeds :||Seed(s) 1-3.|
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