The orchid Vanda tessellata-Gordon Dillon is a hybrid . This orchid hybrid lacks official registration. The name is an internal designation created within the orchidroots system.
Top three species ancestors and their influences are

• Vanda tessellata (50.00%)  section: Vanda 
• Vanda sanderiana (27.34%)  section: Roeblingiana 
• Vanda coerulea (17.97%)  section: Longicalcarata