This comprehensive guide details the story of plant medicine from pre-history to modern times A detailed study of the theory and practice of herbal medicine. From the beginnings of botany, through the development of Greek and Celtic medicine including the Roman invasion and settlement of Britain. The book then moves on to Anglo-Saxon leechbooks, Arabic Medicine, Norman influenced physicians and surgeons and  pharmacy in the Medieval Period including a look at Paracelsus and Chemical Medicine. In the early modern period it examines the physic garden in Britain, Culpeper and Astrology and finally the changes and developments to herbal medicine in the New World