Tree up to 40 m tall, evergreen, with buttresses. Leafy twigs 5-10 mm thick, whitish puberulous and brown hirsute to subvillous, smooth, drying dark brown to blackish; lenticels scattered. Leaves spirally arranged; lamina coriaceous, entire, elliptic to narrowly elliptic to subovate, 20-35 by 11-17 cm, or when juvenile, up to c. 100 cm long, pinnately incised (down to the midrib), with up to 8 pairs of segments, the ‘rachis’ often narrowly winged, apex short-acuminate to subacute, base rounded to obtuse, margin entire to repand, ± revolute; upper surface (sub)glabrous, smooth; lower surface whitish puberulous on the veins and brown strig(ill)ose to hirtellous on the main veins, smooth; lateral veins (13-)18-24 pairs, rarely branched or forked away from the margin, slightly impressed above, tertiary venation scalariform, prominent; petiole 3.5-4 cm long, 2-3 mm thick, whitish puberulous and brown subhirsute, the epidermis persistent; stipules fully amplexicaul, 3-9 cm long, (dark) brown (sub)hirsute to subvillous, caducous (or subpersistent). Staminate inflorescences axillary, solitary; peduncle 3.5-5.5 cm long, brown appressedly puberulous; head cylindrical, 6-7 by 1-1.5 cm, tuberculate with 2-3 mm high cushion shaped processes covered by dark brown hairs; perianth tubular c. 0.6 mm long, the apex 2-lobed, minutely puberulous; anther c. 0.2 mm long; interfloral bracts absent. Pistillate inflorescences axillary, solitary; peduncle 5.5-10 cm long, whitish puberulous and brown hirsute; head ellipsoid; perianth tubular brown puberulous to hispidulous, the apex convex; stigma simple; the flowers intermixed with 6-10 mm long filiform processes, these brown retrorsely puberulous to hispidulous. Infructescences ellipsoid, up to 10(-14) by 5(-8) cm, covered with 3-4 mm long conical to cushion shaped apices of the perianths, intermixed with elongate processes; fruits ellipsoid, c. 0.6 cm long.
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An evergreen tree. It grows 40 m tall. It has buttresses. The bark is brownish-grey. The leaves can be 35 cm long. They are narrowly oval and leathery. They are arranged in spirals. The male and female flowers occur singly and are separate.
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