To confirm the registration of an Australian native hybrid & view its composition/progeny: (Database as at 1st January 2020 RHS registrations)
For non-Australian Dendrobium hybrids use the Dendrobium Hybrids checklist here
Sarco. Misty = Aussie Dawn x Riverdene Registration: 2001 by Butler D.F.
Duno Nickys Twin = Misty's Twin 2011 Butler D.F.
hartmannii = Galaxy 2008 Butler D.F.
Riverdene = River Mist 2012 Butler D.F.
Snowhart = Snow Mist 2013 Butler D.F.
Tin Yin Lara = Lara 2009 Butler D.F.
Velvet = Velvet Mist 2011 Butler D.F.