Description
Vines; the stems herbaceous at the tips, becoming somewhat woody at the base, occasionally rooting at the nodes, glabrous. Leaves rounded ovate, entire or 3-5 lobed, 5-15 cm long, basally cordate, glabrous. Inflorescences 1- to several flowered cymes. Flowers with pedicels 7-15 mm long; corolla white with greenish nectar guides, tube 9-15 cm long, 8-10 cm broad. Fruit capsular, 2-3 cm long, 1-2 cm in diameter, mostly dark brown, glabrous; seeds dark brown to black, rarely tan, 8-10 mm long, glabrous.
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