The orchid Vanda Patou is a hybrid registered with the Royal Horticultural Society by S.Chavalit in 1970.
Top three species ancestors and their influences are

• Vanda sanderiana (71.88%)  section: Roeblingiana 
• Vanda coerulea (18.75%)  section: Longicalcarata 
• Vanda dearei (6.25%)  section: Deltoglossa