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Botanical descriptions Ecology Distribution Literatures
| Habit : | Trees, up to 20 m tall. |
| Trunk & Bark : | Bark smooth, greyish brown, mottled with numerous prominent lenticels; blaze light brown. |
| Branches and Branchlets : | Branchlets stout, smooth, glabrous. |
| Exudates : | Latex acrid, watery, turning black after exposure. |
| Leaves : | Leaves simple, alternate, spiral, petiole 5-10 cm long; lamina (25) 45-100 x (6) 15-22 cm, largely oblong-lanceolate or obovate, apex obtusely and abruptly acuminate, base cuneate and oblique, margin entire and wavy; secondary_nerves ca. 20 pairs; tertiary_nerves reticulate. |
| Inflorescence / Flower : | Inflorescence axillary panicles with unisexual greenish flowers; male inflorescence 30-50 cm long; female inflorescence 5-15 cm long, minutely rusty pubescent. |
| Fruit and Seed : | Drupe, compressed, obliquely reniform ca. 2 cm, 1-seeded. |