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Family :

DIOSCOREACEAE

Division :

Angiosperm

Genus of this Family

Description


 Climbing or twining herbs, from a tuberous rhizome. Stem twining to left or right, pubescent or glabrous, sometimes prickly. Leaves alternate or opposite, ovate-cordate, simple, sometimes compound, with 3-7 digitate leaflets, petioles usually twisted. Inflorescence of spike, raceme or panicle. Flowers unisexual, dioecious or monoecious, rarely bisexual, regular. Perianth segments biseriate, campanulate, or rotate, basally united. Stamens 6, in two whorls, anthers introrse or extrorse, dehiscing longitudinally. Styles 3, ovary inferior, triquetrous, 3-locular, ovules 2 in each locule. Fruit a capsule or berry, dehiscent. Seeds sometimes winged, endosperm present, embryo small.