Artocarpus sarawakensis F.M.Jarrett

Tree up to 25 m tall, evergreen. Leafy twigs 4-7 mm thick, ± densely brown hirsute (to substrigose), long hairs with a swollen base intermixed with minute whitish hairs or else densely brown puberulous, drying (dark) brown; lenticels scattered. Leaves spirally arranged; lamina coriaceous, entire, elliptic to subobovate, 25-45 by 14-25 cm, apex short-acuminate, base cuneate (to obtuse), margin repand; upper surface sparsely brown hirtellous on the midrib, glabrescent, smooth; lower surface whitish to brownish strigillose to appressedly puberulous on the main veins or also sparsely brown subhirsute on the midrib, scabridulous; lateral veins 12-20 pairs, some forked away from the margin, tertiary venation scalariform, slightly prominent; petiole 1-2.5 cm long, 2-5 mm thick, brown hirsute, the long hairs intermixed with minute whitish hairs, the epidermis persistent; stipules fully amplexicaul, 1-4(-6) cm long, brown to yellowish hirsute or hirtellous, caducous. Staminate inflorescences axillary, solitary; peduncle 3.5-8 cm long, brown hirsute to strigose, the long hairs intermixed with minute whitish hairs; head obovoid to subobovoid to cylindrical, 3-6 by 1-2.5 cm; perianth tubular c. 0.8 mm long, the apex 2-lobed, minutely puberulous to subglabrous; stamen c. 1.3 mm long, anther c. 0.1 mm long; interfloral bracts peltate, the apical part c. 0.2 mm diam., puberulous. Pistillate inflorescences: peduncle c. 5.5 cm long, brown hirsute to strigose, the long hairs intermixed with minute whitish hairs or brown subvelutinous and with retrorse uncinate hairs; head subglobose; perianth tubular, brown puberulous, the apex ± convex; stigma bifid; interfloral bracts peltate, the apical part c. 0.2 or c. 5 mm diam., puberulous (with hairs of similar or different length). Infructescences subglobose or ellipsoid, 3-5 cm diam., covered with cushion-shaped 2-3 mm long apices of the perianths; fruits ellipsoid, c. 1.3 cm long.

A tropical plant. It grows in lowland forests and up to 300 m above sea level.

The fruit are eaten. The seeds are boiled, roasted or fried and eaten.

Plants are grown from seeds.