The orchid Disa Ann Gay is a hybrid registered with the Royal Horticultural Society by H.H.Taylor in 2014.
Top three species ancestors and their influences are

• Disa uniflora (68.36%)  section: Disa 
• Disa racemosa (16.02%)  section: Disa 
• Disa cardinalis (12.50%)  section: Disa