Bulbophyllum sp.


           

           

Click on image to enlarge!

OK, what do we have here?

This one is usually sold under the name B. macroleum or B. sulfureum.
I don't think either name is correct. B.sulfureum seems to be a species
from Madagascar and looks like this and macroleum is not listed at Kew or IPNI.

Any input is much appreciated!