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. Sunny
= Roberta x Fizzy Dove ( has 8 hybrid progeny ) registered: 10/11/2009 by Roper N.Species composition summary:
hartmannii 64.1% fitzgeraldii 32.8% falcatus 3.1%
Detailed composition:
Sarco. Sunny = Roberta x Fizzy Dove = [Cherie Snow x Snowhart] x [Dove x Fitzhart]
Fitzhart = hartmannii x fitzgeraldii
Snowhart = Cherie Snow x hartmannii = [Cherie x hartmannii] x hartmannii
Dove = Melody x hartmannii = [Melba x fitzgeraldii] x hartmannii
Cherie = Fitzhart x fitzgeraldii = [hartmannii x fitzgeraldii] x fitzgeraldii
Cherie Snow = Cherie x hartmannii = [Fitzhart x fitzgeraldii] x hartmannii
Melba = hartmannii x falcatus