Cacti and Succulents: A Complete Guide to Species, Cultivation and Care
Gideon F. Smithis a past president of the International Organization for Succulent Plant Study, chairman of the World Flora Project, and holds positions on the steering committees of many international botanical initiatives. He has published more than 500 scientific and popular papers on the taxonomy, biology, and evolution of succulent plants, and has won numerous awards for his work with succulents.