Climbing vines, ca. 6 m long. Stem terete, glabrescent. Petiole 3-7 cm, sparsely pubescent, with 2 discoid glands on basal 1/4; leaf blade 6-12(-15) × 4-10 cm, leathery, abaxially with 6-25 scattered nectaries, base rounded to cordate, truncate to deeply 2-lobed, lobes 3-8 cm, apically rounded or obtuse. Inflorescences (sub)sessile, (1-)5-20-flowered. Pedicel 2-3 cm. Flowers creamy-white, 1.5-2 cm in diam.; hypanthium 5-7 mm wide. Sepals 8-10 × 3-4 mm, often with apical appendage, glabrescent. Petals 7-8.5 × 2-3 mm. Coronal filaments in 2 series; outer series 8-9 mm, filaments purple-brown mottled in proximal half, creamy-white in distal half; inner series 2-3 mm, base brown, apex white and capitate; operculum incurved, brownish green, plicate, ca. 1.5 mm tall, membranous; disk purplish brown, ca. 0.25 mm high; androgynophore brown mottled, 3-5 mm tall. Stamens 5; filaments 4.5-6 mm, free; anthers ca. 2.5 × 1.5 mm. Ovary sessile on androgynophore, subglobose, ca. 2 × 1.5-2 mm, pubescent; styles 3, free, ca. 4 mm. Fruit blue at maturity, globose, 1-1.6 cm in diam., glabrous. Fl. Apr, fr. Sep.
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