Medium-sized trees, ca. 5 m tall, glabrous throughout. Bark brown. Branchlets purple-brown, stout. Bud scales glabrous outside, sericeous inside. Petiole thick, 1.3-3.6 cm; leaf blade elliptic or oblong to narrowly oblong, 9.5-18(-21) × 2.5-5.5 cm, thickly leathery, midrib abaxially strongly conspicuously elevated, adaxially slightly concave, lateral veins 8-12(-15) pairs, veinlets slender, inconspicuous on both surfaces, base obtuse to subrounded, apex acuminate, acumen obtuse. Panicles numerous, arising from apex of branchlet, 5-8 cm, branched at upper part of peduncle; peduncle reddish brown. Perianth lobes subequal, oblong or narrowly oblong, 6-10 × ca. 3 mm, green when alive, glabrous outside, puberulent at apex inside, apex obtuse. Stamens glabrous, those of 3rd series with sessile glands at base. Ovary glabrous. Fruit globose, ca. 9 mm in diam.; persistent perianth lobes thinly leathery; fruiting pedicel enlarged.