To confirm the registration of a Dendrobium hybrid & view its composition/progeny: (Database as at 1 January 2018 RHS registrations)
Den. Harmony Queen = Fancy Gem x Christina Registration: 1999 by Yamamoto J.
Cygnus = Good Luck 2012 Yamamoto, Hirofumi
Grand Smile = Scarlet Knight 2015 Yamamoto J.
Kumiko Dream = Peach Smile 2014 Yamamoto J.
Pink Rabbit = Rainbow Kiss 2004 Yamamoto J.