Varieties and Landraces: Cultural Practices and Traditional Uses, Volume Two in the Underground Starchy Crops of South American Origin series, brings information on the applied level of producing and using starch from a range of plants grown in tropical and subtropical areas of South American origin. The book presents the economic and social importance of these crops that store starch in underground organs. The title also explores bioactive compounds as a way for the valorization of these crops, along with commercial and traditional cultivation in South America (Colombia/Venezuela/Andean highlands, Mexico, Brazilian savannah and Pantanal, besides the Amazon forest), bringing botanical information, too. Edited by a team of experts with a solid background in starch extraction research, this book is ideal for anyone involved in research and development, as well as anyone in cultivation, quality control and legislation in the field of starch.