Twigs glabrous, very thick. Leaves glabrous, obovate, shortly acuminate, the base cuneate but truncate at its lowermost part, margin ± entire, 21-62 by 7-19 cm; nerves 13-20 pairs, merging into the venation; petiole c. 1 cm. Flowers in a fascicle or very short spike on wood. Bracts and bracteoles persistent, appressedly pubescent, semi-elliptic, rounded, 1-2 mm. Calyx minutely appressedly pubescent, 2 mm, the 3 semi-elliptic, rounded lobes c. 1½ mm long. Corolla 4-5 mm. Stamens c. 50. Disk 5-glandular, glabrous, but style base pilose. Ovary with same indument as calyx, c. 1 mm high; style glabrous, reduced (only ♂ flowers seen). Fruit very young. Seeds not seen.
In high forest, once along a riverbed, 90, 500, and 800 m. Fl. April-May.