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. Jayden= Elegant Heart x speciosum ( has 6 hybrid progeny ) registered: 22/07/1994 by Upton W.T.
ANOS judging segment: Australian (Section Dendrocoryne / Phalaenanthe ) Den. Jayden 'Goodie' AM/ANOS 2015
Species composition summary:
Den. Jayden = Elegant Heart x speciosum = [Suzanne x speciosum] x speciosum
Suzanne = bigibbum x tetragonum