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. Jannine Banks
= Hilda Poxon x Ellen ( has 1 hybrid progeny ) registered: 8/02/1995 by Banks, DavidANOS judging segment: Australian (Section Dendrocoryne ) Den. Jannine Banks 'Regal Affair' HCC/AOC 1998

Species composition summary:
tetragonum 50.% kingianum 25.% speciosum 25.%
Detailed composition:
Den. Jannine Banks = Hilda Poxon x Ellen = [speciosum x tetragonum] x [kingianum x tetragonum]