The orchid Vanda Memoria Madame Pranerm is a hybrid registered with the Royal Horticultural Society by Palm Orchids in 1962.
Top three species ancestors and their influences are

• Vanda sanderiana (62.50%)  section: Roeblingiana 
• Vanda dearei (25.00%)  section: Deltoglossa 
• Vanda coerulea (12.50%)  section: Longicalcarata