Small tree. Leaves: petiole swollen, 2-11 mm long; lamina ovate to almost orbicular, 10-22 cm long, 6-14 cm wide, glabrous; base cuneate; margin usually toothed; apex usually obtuse, sometimes abruptly acuminate; veins 6-11 pairs. Conflorescence 20-40 cm long; flowers pedicellate on a very short, common peduncle, or peduncle absent. Tepals 2-3 cm long, crimson or purple, sparsely appressed-pubescent abaxially, glabrous adaxially. Anthers 2-3 mm long; mucro 0.3-0.4 mm long; filament 0.2-0.8 mm long. Hypogynous glands scutelliform or linguiform. Ovary 1.8-2.4 mm long; ovules c. 12-16; style 1.5-2 cm long; pollen presenter 1.7-2.4 mm long. Fruit allantoid to somewhat cylindrical, 8-10 cm long, with one rib on one side, ±smooth. Seeds 3-6, ±angular, 2.5-3 cm long, 2-2.5 cm wide.
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