Description from Flora of China
Warea C. B. Clarke, J. Linn. Soc., Bot. 15: 127. 1876, non Nuttall (1834).
Herbs, scandent. Tendrils 2-fid. Leaf blade 5-7-lobed. Plants dioecious; flowers yellow. Male flowers mostly racemose; calyx tube narrowly tubular below, dilated above and broadly campanulate, 5-partite; segments linear; corolla broadly campanulate, 5-partite; segments ovate, entire; stamens 3, inserted on calyx tube; filaments free; anthers connate, one 1-celled, others 2-celled; anther cells linear, triplicate; rudimentary ovary subulate. Female flowers: calyx and corolla as in male flowers; ovary oblong, with 3 placentas; styles filiform, elongate; stigmas 3, enlarged, ovules numerous, horizontal. Fruit oblong, 3-angled, 6-ribbed, fibrous, 3-valved nearly to base. Seeds compressed, smooth.
One species: SW China, NE India, Myanmar, Nepal.
(Authors: Lu Anmin (路安民 Lu An-ming); Charles Jeffrey)