The orchid Dendrobium Double Joy is a hybrid registered with the Royal Horticultural Society by L.A.Edwards in 2010. It is originated by W.T.Upton
Top three species ancestors and their influences are

• Dendrobium kingianum (50.00%)  section: Dendrocoryne 
• Dendrobium bigibbum (25.00%)  section: Phalaenanthe 
• Dendrobium speciosum (25.00%)