Trees, to 15 m tall, glabrous except for sepals; branches terete, gray-brown, lenticellate. Stipules ovate-triangular, 1.5-4 mm, brown; petiole 2-6 mm; leaf blade oblong-elliptic, oblong, or obovate-lanceolate, 6-12 × 2-4.6 cm, papery, base broadly cuneate, apex acuminate; midrib elevated abaxially, lateral veins 16-21 pairs, nearly parallel, anastomosing near margin. Inflorescences with several male and/or 1 female flowers. Male flowers: pedicel shorter than in female; sepals 5, oblong-elliptic, 3-3.5 × 1-1.5 mm, green; petals spatulate, ca. 2 mm; disk glands 5, distinct, oblong; stamens 5, free. Female flowers: pedicel filamentous, 3-3.5 cm, white; disk annular, thickened, entire; ovary globose, glabrous; styles 3, bifid, lobes recurved. Fruiting pedicel ca. 4 cm, apically dilated; capsule subglobose, ca. 1.5 × 1.3-2 cm in diam. Seeds subglobose, ca. 8 mm in diam., gray-yellow, with reticulate stripes. Fl. Jun-Aug, fr. Aug-Oct.
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