The soybean, soy bean, or soya bean is a species of legume native to East Asia, widely grown for its edible bean, which has numerous uses. Traditional unfermented food uses of soybeans include soy milk, from which tofu and tofu skin are made. Kingdom Plantae – plantes, Division Tracheophyta – vascular plants, Class Magnoliopsida, Superorde Rosanae, Order Fabales, Family Fabaceae – peas, legumes, Genus Glycine Willd. – soybean