The orchid Dendrobium Monroe is a hybrid registered with the Royal Horticultural Society by Down Under N.O. in 2004.
Top three species ancestors and their influences are

• Dendrobium speciosum (68.75%)
• Dendrobium tetragonum (12.50%)  section: Dendrocoryne 
• Dendrobium kingianum (6.25%)  section: Dendrocoryne