Christopher Helm Publishers Ltd · HarperCollins · Mitchell Beazley
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Conifers | 978-0-7470-2801-7 | 1991 |
| Flowering Shrubs | 978-0-00-720070-2 | 2005 |
| Flowering Shrubs | 978-0-00-714653-6 | 2003 |
| Mitchell Beazley Pocket Guide to Trees | 978-1-84000-269-0 | 2000 |
| Trees and Shrubs: The Essential and Definitive Guide | 978-0-00-714654-3 | 2003 |
| Trees of Britain and Europe | 978-0-00-220013-4 | 1999 |