The orchid Dendrobium Greta Snow is a hybrid registered with the Royal Horticultural Society by Cedarvale Orch. in 2010. It is originated by D.Cruickshanks
Top three species ancestors and their influences are

• Dendrobium speciosum (87.50%)
• Dendrobium bigibbum (6.25%)  section: Phalaenanthe 
• Dendrobium tetragonum (6.25%)  section: Dendrocoryne