The orchid Dendrobium Claire Ayau is a hybrid registered with the Royal Horticultural Society by E.Ayau in 1951.
Top three species ancestors and their influences are

• Dendrobium gouldii (50.00%)  section: Spatulata 
• Dendrobium bigibbum var. superbum (25.00%)
• Dendrobium discolor (25.00%)  section: Spatulata