The orchid Phalaenopsis Coral Isles is a hybrid registered with the Royal Horticultural Society by Fredk.L.Thornton in 1967.
Top three species ancestors and their influences are

• Phalaenopsis lueddemanniana (50.00%)  subgenus Polychilos  section: Amboinenses 
• Phalaenopsis violacea (25.00%)  subgenus Polychilos  section: Zebrinae 
• Phalaenopsis amboinensis (25.00%)  subgenus Polychilos  section: Amboinenses