| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1983 | 978-0-902099-07-4 | Gordon D. Rowley | Adenium and Pachypodium Handbook |
| 1992 | 978-0-902099-20-3 | Gordon D. Rowley | Didiereaceae: Cacti of the Old World |
| 1993 | 978-0-902099-22-7 | Urs (edit). Eggli | GLOSSARY OF BOTANICAL TERMS, WITH SPECIAL REFERENCE TO SUCCULENT PLANTS. |
| 1999 | 978-0-902099-59-3 | Steven Hammer | Lithops: Treasures of the Veld: Treasures of Loveliness |
| '' | 978-0-902099-64-7 | Steven Hammer | Lithops: Treasures of The Veld: Treasures of Loveliness |
| 2005 | 978-0-902099-76-0 | John Pilbeam | Ferocactus |
| 2006 | 978-0-902099-78-4 | John Pilbeam | Ariocarpus et cetera: The special, smaller genera of Mexican cacti |