| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Himalayan cobra-lilies : Their botany and culture | 978-81-85423-00-5 (81-85423-00-8) | 1990 | |
| Himalayan Jewel Orchids and How to Grow Them | 978-81-85423-05-0 (81-85423-05-9) | 2006 | Satyam C. Pradhan |
| Sikkim-Himalayan rhododendrons | 978-81-85423-01-2 (81-85423-01-6) | 1990 | |