HarperCollins · UMI Books on Demand
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Encyclopaedia of Cultivated Orchids | 978-0-317-62785-5 (0-317-62785-6) | 1987 |
| Orchids: Their Botany and Culture | 978-0-06-070930-3 (0-06-070930-8) | 1960 |
| Wild Flowers of Jamaica | 978-0-00-390034-7 (0-00-390034-7) | 1975 |
A D · A. D. Hawkes · A. H. · Alex Drum Hawkes · D,. H..