Illustrated World Compendium of Orchids
Michael Hassler
Version 5.21 - April 2018
Update: Apr. 8th, 2018
Covering 32,205 valid taxa,
29,099 species and 50,228 synonyms.
With 8405 pictures of 5169 taxa.
In cooperation with
Michael Hassler
Version 5.21 - April 2018