Shrubs to 10 m tall, climbing, densely stellate pubescent to ferruginous tomentose throughout. Petiole 5-8 mm; leaf blade oblong-obovate, 7-30 × 3.5-12.5 cm, papery to thinly leathery, secondary veins 10-17(-24) on each side of midvein and at ca. 60° to midvein, base shallowly cordate, apex acute, shortly acuminate, or sometimes caudate. Inflorescences leaf-opposed, cymose, 1(-3)-flowered; bracts 2, ovate to obovate, ca. 3 × 2.5 cm. Flowers 7-10 cm in diam. Pedicel 0.5-5 cm. Sepals broadly ovate, 2-2.5 × 2.5-3.5 cm, connate for basal third, membranous, inside glabrous, apex obtuse to acute. Petals dark red to vermilion red, turning purplish with age, obovate to oval-obovate, 4-4.5 × 2.5-3.5 cm, puberulent. Stamens oblong to linear, 6-7 mm; connectives apically truncate, glabrous. Carpels oblong to linear, ca. 8 mm; ovules 30-50 per carpel, in 2 series; stigmas apically involute and 2-cleft. Monocarp stipes 1.5-3 cm; monocarps orange, cylindric, 4-6 × 1.5-2 cm, slightly constricted between seeds, fleshy, apex mucronate; epicarp not spiny, minutely tomentose. Seeds pale brown, ovoid, flattened. Fl. Mar-Nov, fr. May-Dec.
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A climber. The branches have brown hairs. The leaves are large. They are 15-20 cm long. The flowers are red and occur singly or in groups of 2-3. The petals are internal and 3.5 cm long. The fruit are 4-6 cm long. They are orange and fleshy.