The orchid Dendrobium Zeus is a hybrid registered with the Royal Horticultural Society by R.Angus in 1996. It is originated by K.Russell
Top three species ancestors and their influences are

• Dendrobium tetragonum (62.50%)  section: Dendrocoryne 
• Dendrobium bigibbum (25.00%)  section: Phalaenanthe 
• Dendrobium kingianum (12.50%)  section: Dendrocoryne