This CDROM features around 1600 species of Cactus, Succulents, and Caudiciforms. It contains over 4000 pictures, a large number of the pictures are 1024x768 pixels in size. Many of the plants flowers are illustrated to facilitate identification. The large list of synonyms allows the reader to correlate the data on old books, new books, nurseries, and the Internet The individual page for each of the species contains growing information, like watering, cold and heat resistance, and propagation