The World Encyclopedia of Cacti and Succulents Mint, used

There is aninteresting statement at the start of this book-"all cacti are succulents but not allsucculents are cacti."
There 10,000+ species of succulents most are in 6 families which are discussed in rhe book-abour 7,500 are in the Cactacea family.
The initial part of the book deals with habitats and design ideas while the latter part covers care and cultivation followed by a glossary and plant lists.
The main part of the book is a directory of 4,000 varieties of cacti and succulents giving photographs plus detailed botanical,habitat and growing conditions plus comments on groth,spread, soze and flowering.
A well written and researched book which is to be recommended.