The orchid Aranda Etsuko Nishio is a hybrid registered with the Royal Horticultural Society by How Yee Peng in 1979.
Top three species ancestors and their influences are

• Arachnis hookeriana (37.50%)
• Vanda coerulea (25.00%)  section: Longicalcarata 
• Vanda sanderiana (21.88%)  section: Roeblingiana