Hi Markus Mu name is Jay Pfahl and I write www.orchidspecies.com an international effort to have photos of all the world's orchids in one reference work. I hope that you are aware of it but if not please check it out. At present there are close to 17,600 species in 859 genera. The site needs a good photo go Calanthe chrysantha and yours is quite nice, full credit to you and a link to your p-base site what say you? Thanks in advance for your help Jay Pfahl