This book is divided into three parts. Part I gives an overview of the history of flower essences, the development of the Master's Flower Essences, and presents the Spectrum as a way to clarify and classify the Master's Essences according to masculine and feminine energies, stages of life and seasons of the year. Part II is a complete description of each of the 20 Master's Essences complete with case histories. Part III contains chapters on making and taking essences, menopause and codependence, children and essences, animals and essences. The book also contains an easy-to-use cross-reference essences index.