Small tree, ca 8 m high, 11 cm diam.; branches glabrous. Leaves elliptic or ovate, 18-20-nerved, 20-30 by 14-21 cm, with obtuse to rounded apex with small acumen, rounded base, and slightly dentate margin. Petiole 3½-5 cm long, with caducous wings. Wings obovate, up to 12 mm broad, the apex extending about ½ cm above the insertion, ending into a mucronate acumen. Raceme 2-3-flowered, with 10-12 cm long axis. Flowers known only in bud and as young fruit, on a short, thick pedicel. Sepals 5, the outer 2 ca 21 by 19 mm, the inner 3 ca 30 by 23 mm. Petals in bud up to 22 by 15 mm. Stamens in 2 distinct groups, the outer ones, ca 250, ca 6 mm long in bud, 10 mm in the young fruit, straight in bud, the inner ones, ca 80, ca 11 mm long in bud, 19 mm in the young fruit, with their apex reflexed in bud. Carpels 14, ca 5 by 1.3 mm in bud, with 11 mm (in the young fruit 20 mm) long styles, each with 8-11 ovules. Fruit unknown.