The orchid Cymbidium May Hopcraft is a hybrid registered with the Royal Horticultural Society by Featherhill in 1978.
Top three species ancestors and their influences are

• Cymbidium insigne (28.13%)  section: Cyperorchis 
• Cymbidium lowianum (26.95%)  section: Cyperorchis 
• Cymbidium hookerianum (21.88%)  section: Cyperorchis