The orchid Dendrobium Cracker is a hybrid registered with the Royal Horticultural Society by N.Mitchell in 2002.
Top three species ancestors and their influences are

• Dendrobium kingianum (76.56%)  section: Dendrocoryne 
• Dendrobium tetragonum (10.94%)  section: Dendrocoryne 
• Dendrobium bigibbum (6.25%)  section: Phalaenanthe