The orchid Vanda Double Blue is a hybrid registered with the Royal Horticultural Society by S'pore Orchids in 1980.
Top three species ancestors and their influences are

• Vanda coerulea (50.00%)  section: Longicalcarata 
• Vanda insignis (25.00%)  section: Deltoglossa 
• Vanda cristata (25.00%)  section: Cristatae