| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Cinnamon and Cassia: The Genus Cinnamomum | 978-0-367-39467-7 (0-367-39467-7) | 2019 | P. N. Ravindran · M Shylaja |
| Turmeric: The genus Curcuma | 978-0-8493-7034-2 (0-8493-7034-5) | 2007 | P. N. Ravindran · Kandaswamy Sivaraman |