To confirm the registration of an Australian native hybrid & view its composition/progeny: (Database as at 1st January 2020 RHS registrations)
For non-Australian Dendrobium hybrids use the Dendrobium Hybrids checklist here
Den. Donovan= Elegant Heart x kingianum ( has 5 hybrid progeny ) registered: 2/02/2001 by Down Under N.O.
ANOS judging segment: Australian (Section Dendrocoryne / Phalaenanthe )
Species composition summary:
Den. Donovan = Elegant Heart x kingianum = [Suzanne x speciosum] x kingianum
Suzanne = bigibbum x tetragonum