Paphiopedilum moquetteanum
3" pot blooming size plants available for sale at $50 each. 
Only 8 plants available.
A few of the plants are already with inflorescences. 

This Paphiopedilum species is native to Southern Java. The flowers are around 10 cm in size. It is sequential blooming, with one bloom opening after another fades. 

Paphiopedilum moquetteanum