To confirm the registration of an Australian native hybrid & view its composition/progeny: (Database as at 1st April 2018 RHS registrations)
For non-Australian Dendrobium hybrids use the Dendrobium Hybrids checklist here
Ptst. Arabnak= curta x Kini registered: 18/05/2017 by Kanbara R.
Species composition summary:
Ptst. Arabnak = curta x Kini = curta x [RK Katano x baptistii]
RK Katano = nutans x stricta