Here are the links1. Clive Innes, Charles Glass “The Illustrated Encyclopedia of Cacti"
2. Cacti: The Illustrated Dictionaryor3. The Book of cacti and Other SucculentsOn Wed, Mar 23, 2011 at 9:49 PM, Prashant awale <pka...@gmail.com> wrote:
Dear Balkar ji,
It will be nice if you can share the e-book on cacti. I always find it difficult to fix IDs for cacti. Good that you are posting series of identified ones. Will be of great help.