Lianas. Stems terete, young parts villous, mature stems puberulent or glabrous. Petiole 5-17 cm, pale dull yellow tomentose; leaf blade ovate to circular, 10-22 X 5.5-21 cm, glabrous adaxially, dull yellowish tomentose abaxially, base cuneate, rounded, or shallowly cordate, apex ± acute; lateral veins 10-15 pairs. Inflorescences subcapitate, cymose, 5-6 cm wide; peduncle 2-5 cm, densely dull yellow villous; bracts broadly ovate, 2-3.5 X 2-3 cm, apex obtuse or acute; inner bracts persistent, red, smaller, ± pubescent abaxially, glabrous adaxially. Pedicel ca. 7 mm. Sepals rose purplish, ovate to oblong, apex obtuse; outer 3 sepals 1.5-1.7 cm X ca. 8 mm; inner 2 smaller. Corolla purple, pink, or whitish, funnelform, 5-7 cm; limb 3-4 cm in diam., whitish villous outside. Stamens and pistil included; filaments verruculose at base, anthers oblong to sagittate. Ovary glabrous. Style jointed basally, to 3.5 cm. Berry surrounded by enlarged calyx, red, globose, 8-10 mm in diam. Seeds 4 or fewer, whitish, 4-5 mm, scurfy, glabrescent. Fl. Jul-Oct, fr. Oct-Feb.
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