Petals (outer) greenish-yellow to orange with purplish spots, whitish or pink-flushed towards the base, 3–6 x 1.5–3 cm., ovate or oblong, obtuse to acute or attenuate, widely spreading with undulate margins, the inner ones white or pink, often with two yellow spots at the base of the lamina, (0.4) 0.6–1.1 x (0.5) 0.9–1.5 (1.9) cm., broadly ovate or sagittate, obtuse or cuspidate, with a claw (0.3) 0.7–1.0 cm. long, erect or ± connivent, with margins glabrous or ± pubescent.
A medium sized tree. It grows 20 m tall. The trunk can be 40 cm across. The branches are low down. The leaves are 5-20 cm long and 3-5 cm wide. The flowers have petals 3-6 cm long and 2-3 cm wide. They have a scent. The fruit are round to cone shaped and 6-8 cm long by 5-7 cm wide at the base.
Flowers solitary or rarely paired, axillary or extra-axillary, pendulous, appearing with the mature leaves, scented; pedicel 1.5–6 (8) cm. long, slender; bracteole 5–10 mm. long, orbicular or ovate, acuminate or apiculate, amplexicaul.
Leaves petiolate; lamina (4.5) 6.5–18.5 (20) x (2) 2.8–7 (8.5) cm., oblong or elliptic to obovate or oblanceolate, acuminate or cuspidate at the apex, cuneate to ± rounded at the base, subcoriaceous; petiole 2–8 mm. long.
Fruit 5–9 x 4.5–7 cm., globose or ovoid-conic, rugose with very prominent longitudinal and reticulate ridges, mottled green and white, glabrous, pendulous, on an elongate pedicel up to c. 8 cm. long.
Sepals 5–10 mm. long, triangular-lanceolate, subacute, recurved, with ± undulate and sometimes ciliate margins, green or purplish-spotted.
Shrub or tree, 3–20 m. high, almost completely glabrous.
Seeds c. 1.3 cm. long, ± flattened-ovoid, smooth, brown.
Stamens c. 0.5 mm. long, oblong or ± orbicular.
Ovary c. 1 mm. long, ± conic.
Branches dark purple.