Rijksherbarium/Hortus Botanicus · UNESCO
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Flora Malesiana: Orchids of the Philippines | 978-92-3-180501-1 (92-3-180501-0) | 2003 | E. M. G. Agoo · E. F. de Vogel |
| Orchid Monographs Volume 8. Revisions of the Orchid Genera Agrostophyllm Mediocalcar - Bromheadia - Acanthephippium Chrysoglossum, Collabium, Deglyphosa, Pilophyllum | 978-90-71236-34-1 (90-71236-34-X) | 1997 | |