To confirm the registration of an Australian native hybrid & view its composition/progeny: (Database as at 1st April 2018 RHS registrations)
For non-Australian Dendrobium hybrids use the Dendrobium Hybrids checklist here
Den. Star of Riverdene= Star of Gold x speciosum ( has 14 hybrid progeny ) registered: 1/01/1984 by Jupp V.&N.
ANOS judging segment: Australian (Section Dendrocoryne )
Species composition summary:
Den. Star of Riverdene = Star of Gold x speciosum = [falcorostrum x tetragonum] x speciosum