Only now, at the beginning of the new millennium, is there an up-to-date, comprehensive study of the cactus family. This long-awaited, monumental work covers the Cactaceae in an encyclopedic manner, addressing 125 genera and 1810 species. The most comprehensive single resource on the subject available today, it includes more than 1000 color photographs in addition to other illustrations. The introduction to each genus concentrates on the discovery...