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. Golden Heart
= hartmannii x Rebecca registered: 18/05/2014 by Hockey P.J.Species composition summary:
hartmannii 87.5% fitzgeraldii 9.4% olivaceus 3.1%
Detailed composition:
Sarco. Golden Heart = hartmannii x Rebecca = hartmannii x [Ginger x Snowhart]
Snowhart = Cherie Snow x hartmannii = [Cherie x hartmannii] x hartmannii
Heidi = Fitzhart x hartmannii = [hartmannii x fitzgeraldii] x hartmannii
Ginger = Cream Cake x Heidi = [Marion x hartmannii] x Heidi
Cherie = Fitzhart x fitzgeraldii = [hartmannii x fitzgeraldii] x fitzgeraldii
Marion = Fitzhart x olivaceus = [hartmannii x fitzgeraldii] x olivaceus
Fitzhart = hartmannii x fitzgeraldii