Dead bark layered. White, granular stripes in the outer blaze.
Petioles and twigs produce a watery milky exudate. Terminal buds and younger leafy twigs clothed in brown hairs. Leaf blades about 3-11 x 2-5 cm. Lateral veins forming loops just inside the blade margin. Stipules narrow, about 3-5 mm long, tapering to a point. Stipules caducous.
Sepals in two whorls of four. Corolla segments eight but each of them with two dorsal appendages of the same size and shape as the segment itself, giving the appearance of 24 segments. Stamens eight, staminodes eight. Ovary 8-locular.
Cotyledons ovate or elliptic, about 15-25 mm long. At the tenth leaf stage: leaf blade elliptic or obovate, apex slightly acuminate, glabrous on the upper surface, midrib raised on the upper surface of the leaf blade. Stipules about 1 mm long, linear, hairy, caducous; petiole, terminal bud and stem densely clothed in rusty brown hairs. Seed germination time 16 to 88 days.