| | + | Leaves alternate, biternate; lfts. coarsely serrate: fls. small, white, polygamous or dioecious, in axillary racemes or corymbs; sepals and petals 4, in pairs; stamens 8; ovary 3-celled, followed by a membranous caps. — A dozen species widely distributed. The most popular is the interesting balloon-vine, which is a rapid-growing, woody perennial, behaving as an annual, curious for its inflated seed-vessels. Prop. by seeds. |