Timber Press · Timber Press, Incorporated
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Conifers | Hardcover | 978-0-88192-153-3 | 1989 | J. R. Smith |
| Conifers: The Illustrated Encyclopedia | " | 978-0-88192-354-4 | 1996 | J. R. P. Van Hoey Smith |
| Encyclopedia of Hydrangeas | " | 978-0-88192-622-4 | 2004 | C. J. van Gelderen |
| Maples for Gardens: A Color Encyclopedia | " | 978-0-88192-472-5 | 1999 | C.J. van Gelderen |
| Maples of the World | Paperback | 978-1-60469-209-9 | 2010 | P. C. de Jong · H. J. Oterdoom |
| Maples of the World | Hardcover | 978-0-88192-000-0 | 2005 | P.C. De Jong · H.J. Oterdoom · Theodore R. Dudley |
| Rhododendron Portraits | " | 978-0-88192-194-6 | 2005 | J. R. P. van Hoey Smith |
D. G. · D. M. · Dirk M van Gelderen · Dirk Martinus van Gelderen · M G***