To confirm the registration of a Dendrobium hybrid & view its composition/progeny: (Database as at 1 January 2018 RHS registrations)
Den. Lusty = Red River x Delicate Ellen Registration: 1996 by Finch N.
Bardo Rose = Lusty Rose 2017 Fitzsimmons C.W.
kingianum = Harriet Tyson 2014 Woodend N.
Rutherford Sunspot = Rudkin 2003 Down Under N.O.