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. Ken Roberts= Lynette Banks x X delicatum registered: 26/11/1992 by Batchelor S.
ANOS judging segment: Australian (Section Dendrocoryne )
Species composition summary:
speciosum 50.% kingianum 25.% jonesii 12.5% fleckeri 12.5%
Den. Ken Roberts = Lynette Banks x X delicatum = [Eureka x speciosum] x [kingianum x speciosum]
Eureka = fleckeri x jonesii