Erect sparingly-branched shrub, 1.3–3.5 m tall, non-sprouting. Leaves alternate, flat and narrowly elliptic in lower parts, concave and almost circular in flowering parts, rigid, 4–11.5 cm long, 40–130 mm wide, undulate, spinulose-dentate, rounded to emarginate, mucronate; veins palmate and reticulate, prominent above and below, coalescing at base into a cream patch often turning reddish with age. Inflorescence with 26–42 flowers; pedicels 6–11 mm long, glabrous. Perianth cream, split to base abaxially only. Pistil 33–37 mm long; gland obovoid. Fruit 2–4 per axil, obliquely broadly elliptic, 2.3–2.8 cm long, 1.5–2 cm wide, not or shortly beaked, shortly apiculate, becoming corky with age. Seed obliquely broadly ovate, 18–20 mm long, 9–12 mm wide; wing extending narrowly down both sides of body, blackish brown throughout.