Books by Leonard E. Newton
The pollination of East Africa
The pollination of East African succulent plants
The history of succulent plant
The history of succulent plants in Kenya
A check-list of Kenyan succule
A check-list of Kenyan succulent plants
CITES Aloe and Pachypodium checklist
In defence of the name Aloe ve
In defence of the name Aloe vera
Repertorium plantarum succulen
Repertorium plantarum succulentarum I-X