Tree up to 30 m tall. Branchlets 3-5 mm thick, brownish-puberulous to -strigose or partly -hirsute, and with brown to white, arachnoid hairs. Stipules 1-5 cm long, with whitish, straight hairs and brownish, curled to arachnoid hairs; petiole 1-2 cm long; blade coriaceous, obovate to elliptic, (to ovate or to narrowly elliptic), 2-12 x 1-6 cm, apex obtuse to acuminate, base obtuse, glabrous above, puberulous and with dense, silvery, arachnoid hairs beneath, disappearing with age; secondary veins 2-3(-4) pairs, basal pair unbranched, reaching the margin above the middle of the blade, tertiary venation slightly prominent to plane. Staminate inflorescences branched; heads numerous, ca. 0.2-0.3 cm in diam.; common peduncle 2-3 cm long; stamens 2, exceeding the perianth. Pistillate inflorescences unbranched; heads ca. 0.4 cm in diam.; common peduncle 2-3.5 cm long. Interfloral bracts present, sometimes only a few.