| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Alpine plants of New Zealand | 978-0-7900-0525-6 | 1996 | |
| A Photographic Guide to Ferns of New Zealand | 978-1-877246-94-4 | 2003 | |
| New Zealand Trees and Shrubs | 978-0-7900-0662-8 | 2000 | |
| Photographic Guide to Trees in New Zealand | 978-1-877246-57-9 | 2002 | Lawrie Metcalf |