To confirm the registration of a Dendrobium hybrid & view its composition/progeny: (Database as at 1 January 2018 RHS registrations)
Den. Spring Dream = Constance Wrigley x Thwaitesiae Registration: 1965 by Schroder H.W.B.
nobile = Makahio Dream 2003 Lau J.K.
Oriental Smile = Aurora's Orange Hana 2017 Machado-Neto
Pink Doll = Adonis 2004 Yamamoto J.