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. Gail= Fizzy Dove x hartmannii ( has 5 hybrid progeny ) registered: 12/11/2008 by Roper N.
Species composition summary:
Sarco. Gail = Fizzy Dove x hartmannii = [Dove x Fitzhart] x hartmannii
Fitzhart = hartmannii x fitzgeraldii
Dove = Melody x hartmannii = [Melba x fitzgeraldii] x hartmannii
Melba = hartmannii x falcatus