The Cactus Primer presents the amateur cactophile with an excellent introduction to cactus biology and provides the informed reader with an invaluable summary of the last forty years' research. This book goes far beyond books that instruct readers in the propagation, growth, and care of these plants; addressing matters of more scientific interest, it takes an integrated approach to the presentation of the form, physiology, evolution, and ecology of cacti. The book is unique in that it combines the descriptive morphology and physiology documented in the scientific literature with more general...