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
Sarco. Kooroora
= Judith x Yvette ( has 2 hybrid progeny ) registered: 10/10/2010 by Roper N.Species composition summary:
fitzgeraldii 43.8% hartmannii 43.8% falcatus 12.5%
Detailed composition:
Sarco. Kooroora = Judith x Yvette = [Melba x Fitzhart] x [Cherie x Fitzhart]
Fitzhart = hartmannii x fitzgeraldii
Cherie = Fitzhart x fitzgeraldii = [hartmannii x fitzgeraldii] x fitzgeraldii
Melba = hartmannii x falcatus