The orchid Phalaenopsis Sunday Java is a hybrid registered with the Royal Horticultural Society by Hou Tse Liu in 1997.
Top three species ancestors and their influences are

• Phalaenopsis sanderiana (50.00%)  subgenus Phalaenopsis  section: Phalaenopsis 
• Phalaenopsis javanica (50.00%)  subgenus Polychilos  section: Amboinenses