Shrubs scandent. Stems terete, villous. Petiole 5-16 cm, villous; leaf blade broadly ovate to circular, 7-17 X 5.5-15 cm, abaxially ± whitish villous, adaxially strigose, base cordate, apex acute. Inflorescences cymose; peduncle 3-8 cm; bracts several, ligulate, ± petiolate, 2-2.4 cm X 3-5 mm, apex acuminate, persistent. Sepals unequal, ± spreading villous abaxially; outer 3 ovate-lanceolate, ca. 9 4 mm, apex acuminate; inner 2 obovate-elliptic, ca. 6 X 3.5 mm, apex obtuse. Corolla red-purple, funnelform, 3.5-4 cm, whitish hirsute outside; limb shallowly lobed. Stamens and pistil included; filaments ca. 1.7 cm, dilated and glandular pubescent at base; anthers oblong, ca. 3.5 mm. Disc ringlike, ca. 0.5 mm high. Ovary glabrous. Style ca. 2.4 cm; stigma capitate, 2-lobed. Berry enclosed by enlarged calyx, dark purple, ovoid-globose, ca. 1 cm. Seeds 4 or fewer, dark brown, ovoid-trigonous. Fl. Sep.
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