The orchid Dendrobium Yarra Quest is a hybrid registered with the Royal Horticultural Society by P.&S.Adams in 2016.
Top three species ancestors and their influences are

• Dendrobium speciosum (60.94%)
• Dendrobium kingianum (23.44%)  section: Dendrocoryne 
• Dendrobium tetragonum (12.50%)  section: Dendrocoryne