The orchid Cymbidium Sleeping Dream is a hybrid registered with the Royal Horticultural Society by Valley Orchids in 1973. It is originated by R.Vandyke
Top three species ancestors and their influences are

• Cymbidium insigne (41.02%)  section: Cyperorchis 
• Cymbidium lowianum (21.29%)  section: Cyperorchis 
• Cymbidium hookerianum (14.84%)  section: Cyperorchis