... Plants Food, Medicine, and the Green Earth Plants Food, Medicine, and the Green Earth Michael Allaby Illustrations by Richard Garratt PLANTS: Food, Medicine, and the Green Earth Copyright ... utilized They gathered plants for food and medicines and later they cultivated them; they constructed their buildings, boats, and many tools and utensils from plant materials; and they wove cotton, ... Botany the Father Aristotle and His Natural History Theophrastus, the Father of Botany Medicine and Plants Pedanius Dioscorides and His Catalog of Medicinal Plants What Is a Pharmacopoeia? Alexander...