Paphiopedilum stonei STEIN
Section: Coryopetalum
Paph. stonei grows in Sarawak (Malaysia) on the island of Borneo at altitudes of 600 - 700 m on limestone rocks.
This species should be cultivated in warm conditions, however it is a relatively slow grower.
Pictures from Rolf Herrmann
Pictures from von Herbert Reisinger
more Pictures from the natural site can be seen here:
https://www.flickr.com/photos/frogdr/albums/72157708810550892