Tree 15 m tall, 40(-80) cm ø. Leaves chartaceous to thin-coriaceous, elliptic-oblong, or lanceolate, acuminate, entire, 7-10 by 2¼-3¼(-5) cm; base acute to attenuate; nerves 5-8 pairs, spreading and gradually curving upwards, slightly elevated on both surfaces; petiole 5-8 mm. Panicles solitary sometimes branched from the base, up to 8 cm, densely rusty puberulous (uniseriate, multicellular hairs) when young, usually glabrescent; peduncles 0(-2) cm. Pedicels c. 2 mm. Calyx usually patent at anthesis, lobes deltoid, c. 1.5 by 1.5 mm, exceeding the disk lobes, ciliate. Petals suborbicular, c. 3 mm ø, entire sometimes slightly erose. Disk dish-shaped, c. 2.5 mm ø, edge slightly curved upward, 5-lobed, lobes deltoid and obtuse. Stamens before the disk lobes, sometimes the tissue of the disk slightly depressed around the base of the filaments; filaments c. 0.5 mm; anthers broad-ovoid or suborbicular, c. 0.5 mm long and wide, obtuse. Pistil partly immersed in the disk, free part pyramidal, very short; style and stigma obscure. Ovules 4-6 in each cell. Fruits c. 8 cm long; pericarp rather thin, c. 1 mm ø. Seeds including wing c. 6 by 1 1/3 cm, seed proper c. 4 by 2/3 cm.
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