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. Winston Hills
= Kevin Banks x tetragonum registered: 1/01/1987 by Banks, DavidANOS judging segment: Australian (Section Dendrocoryne )
Species composition summary:
tetragonum 50.% adae 25.% kingianum 12.5% speciosum 12.5%
Detailed composition:
Den. Winston Hills = Kevin Banks x tetragonum = [X delicatum x adae] x tetragonum
X delicatum = kingianum x speciosum