The orchid Cymbidium Gladys Whitesell is a hybrid registered with the Royal Horticultural Society by Geyserland in 1983.
Top three species ancestors and their influences are

• Cymbidium sanderae (50.00%)  section: Cyperorchis 
• Cymbidium madidum (25.00%)  section: Austrocymbidium 
• Cymbidium insigne (12.50%)  section: Cyperorchis