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. Cherie's Wish = Fitzhart x Cherie's Joy Registration: 2014 by Hockey P.J.
Magenta = Sundaanis Wish 2014 Hockey P.J.
Sweetheart = Marks Wish 2014 Hockey P.J.