Fls perfect, epigynous, 7-10-merous; sep small; pet oblong, spreading; stamens 20-30; ovary 7-10-locular; style short and thick, with 7-10-lobed stigma; capsule turbinate, strongly many-ribbed, its summit depressed-conic, crowned with the persistent style, splitting longitudinally between the ribs; slender woody vines, climbing by aerial rootlets, with opposite lvs and terminal corymbiform clusters of small white fls. 2, the other in China.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

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