Tree 15 m tall; most parts ferruginous-pilose, sometimes sparsely so. Leaves: petiole 8-12 mm long; lamina broadly elliptic, 7.5-15.5 cm long, 3-7 cm wide, glabrous except for a few ferruginous hairs on midrib and veins; tips abruptly acuminate or acute; margin irregularly dentate; venation dense, most clearly visible beneath; lateral veins 5-7 pairs. Conflorescence axillary or ramiflorous, 9-11.5 cm long, densely flowered, laxly ferruginous-pilose; pedicels c. 5 mm long. Tepals c. 15 mm long, cream to various shades of mauve or purple, ferruginous-pilose; limb 3-4 mm long, c. 1 mm wide. Anthers 2.5-3 mm long. Hypogynous glands distinctly 4-lobed, fused at base. Ovary glabrous. Fruit (immature) globose, c. 6 mm diam.; colour at maturity not known.