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. Hastings= kingianum x fleckeri ( has 18 hybrid progeny ) registered: 1/01/1970 by Cannons W. & J.
ANOS judging segment: Australian (Section Dendrocoryne )
Species composition summary:
Den. Hastings = kingianum x fleckeri