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. Ku-Ring-Gai
= tetragonum x X delicatum ( has 24 hybrid progeny ) registered: 1/01/1971 by FriendANOS judging segment: Australian (Section Dendrocoryne )
Species composition summary:
tetragonum 50.% kingianum 25.% speciosum 25.%
Detailed composition:
Den. Ku-Ring-Gai = tetragonum x X delicatum = tetragonum x [kingianum x speciosum]