Phalaenopsis philippinensis 
2.5" blooming size plants available for sale at $18 each. 
Only 15 plants available. 
The plants have leaf span of around 15-20 cm. 

This Phalaenopsis species has mottled leaves. The plants can grow well when mounted and can form a very nice display of roots and leaves. The roots also have silver coloured surface. This species has white coloured flowers with yellow coloured lips.

Phalaenopsis philippinensis