To confirm the registration of a Dendrobium hybrid & view its composition/progeny: (Database as at 1 January 2018 RHS registrations)
Den. Twinkle= Penny Ann x falcorostrum registered: 1/01/1984 by Upton W.T.
ANOS judging segment: Australian (Section Dendrocoryne )
Species composition summary:
Den. Twinkle = Penny Ann x falcorostrum = [X gracillimum x kingianum] x falcorostrum
X gracillimum = gracilicaule x speciosum