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. Humming Santa
= Humming Bird x Hot Santa registered: 18/05/2014 by Hockey P.J.Species composition summary:
hartmannii 57.8% fitzgeraldii 40.6% ceciliae 1.6%
Detailed composition:
Sarco. Humming Santa = Humming Bird x Hot Santa = [Sweetheart x Fitzhart] x [Hot Ice x Flair]
Flair = Heartlight x Fitzhart = [Pinkhart x hartmannii] x [hartmannii x fitzgeraldii]
Fitzhart = hartmannii x fitzgeraldii
Heidi = Fitzhart x hartmannii = [hartmannii x fitzgeraldii] x hartmannii
Hot Ice = Cherie x Heidi = [Fitzhart x fitzgeraldii] x Heidi
Sweetheart = Fitzhart x Heidi = [hartmannii x fitzgeraldii] x Heidi
Pinkhart = Lois x hartmannii = [ceciliae x hartmannii] x hartmannii