Dioscorea alata
Dioscorea alata
Safety & Hazards
Edible species of Dioscorea have opposite leaves whilst poisonous species have alternate leaves[ 174 Title Atlas of Medicinal Plants. Publication Author Kariyone. T. Publisher Nihon Rinshosha; Osaka Year 1973 ISBN Description A good Japanese herbal. ]. The uncooked tuber of this species is toxic, and is said to produce narcosis[ 332 Title The Useful Plants of West Tropical Africa. Publication Author Burkil. H. M. Publisher Royal Botanic Gardens; Kew. Year 1985 - 2004 ISBN Description Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/ ]. Saponin is present and cooking renders the tubers safe to eat[ 332 Title The Useful Plants of West Tropical Africa. Publication Author Burkil. H. M. Publisher Royal Botanic Gardens; Kew. Year 1985 - 2004 ISBN Description Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/ ].
Botanical Description
Dioscorea alata is a vigorous, perennial, climbing plant, producing annual stems up to 15 metres long from a very large tuberous rootstock[ 332 Title The Useful Plants of West Tropical Africa. Publication Author Burkil. H. M. Publisher Royal Botanic Gardens; Kew. Year 1985 - 2004 ISBN Description Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/ ]. These stems scramble over the ground, or twine into the surrounding vegetation[ 418 Title Ecocrop Publication Author Website http://ecocrop.fao.org/ecocrop/srv/en/home Publisher Year 0 ISBN Description Basic information on a wide range of useful plants, plus details of environmental needs where available. ]. The stem is quadrangular, winged, and twines right-handed[ 332 Title The Useful Plants of West Tropical Africa. Publication Author Burkil. H. M. Publisher Royal Botanic Gardens; Kew. Year 1985 - 2004 ISBN Description Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/ ]. The plant is widely cultivated in tropical areas for its edible root[ 300 Title Vegetables in the Tropics Publication Author Tindall. H. D. Publisher MacMillan, Oxford. Year 1983 ISBN 0-333-24268-8 Description An excellent, in-depth look at the main vegetable crops that can be grown in the Tropics, plus many less well-known plants. ]. A very polymorphic species, originating in SE Asia and not found wild, it was dispersed by humans over the Pacific and Indian Oceans in prehistory, and is now widespread in the Region and pantropics[ 332 Title The Useful Plants of West Tropical Africa. Publication Author Burkil. H. M. Publisher Royal Botanic Gardens; Kew. Year 1985 - 2004 ISBN Description Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/ ]. The plant has a dormancy period of at least two months, making it easier to transport and probably accounting for why it became so widespread[ 332 Title The Useful Plants of West Tropical Africa. Publication Author Burkil. H. M. Publisher Royal Botanic Gardens; Kew. Year 1985 - 2004 ISBN Description Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/ ].