Trees. Leaves: petioles 9-14 cm long, swollen at base; lamina obovate-lanceolate, 28-68 by 9-19 cm, chartaceous, base, cuneate, not confluent, margin entire, apex caudate, lower surface glabrous; midrib prominent on both surfaces, more so beneath, primary veins 35-45 pairs, brochidodromous, merging through network of veins 1-4 mm from margin, prominulous above, prominent beneath, intercostal veins prominulous on both surfaces, arranged parallel at right angles to veins. Inflorescences racemes, pendulous, to 55 cm long; rachis c. 5 mm diam., glabrous. Buds c. 1.5 cm diam. Calyx open in bud, the lobes fimbriate. Flowers with pedicels 2-6 cm long; hypanthium obpyramidal, slightly 4-gonous, glabrous, c. 8 by 6 mm; sepals broadly triangular, c. 8 by 8 mm, fimbriate; petals 4, elliptic, 25-30 by 15-20 mm, fimbriate; staminal whorls 4, the inner one staminodal, staminal tube c. 2 mm high, staminodia c. 7 mm; disc a thin ring, c. 1.5 mm high; ovary 4-locular, obpyramidal, 11-13 ovules per cell; style c. 3 cm long. Fruits oblong to musiform, 11-14 by 2.8-3.5 cm, tapering narrowly to base. Seeds 6, fissured, 2.5-3.5 by 1.8-2.4 cm.
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