Weaving together herbal and medical traditions from around the world into a singular cohesive model, this groundbreaking book guides herbal practitioners to a comprehensive understanding of the practice and philosophy of healing with herbs. Sajah Popham presents an innovative approach to herbalism that considers the holistic relationship among plants, humans, and the underlying archetypal patterns in Nature. Organized in five parts moving from the microcosmic to the universal, this work explores a unique integration of clinical herbalism, Ayurveda, medical astrology, spagyric alchemy, and medical and esoteric traditions from across the world into a truly holistic system of plant medicine. A balance of the heart and the mind, the science and spirit of people and plants, Evolutionary Herbalism provides a holistic context for how plants can be used for transformational levels of healing for the body, spirit, and soul. For both the student herbalist and experienced practitioner, Popham's original perspectives guide readers to a more intimate, synergistic, and intuitive relationship with the plant kingdom, people, and Nature as a whole.