The orchid Dendrobium Rhea Blues is a hybrid registered with the Royal Horticultural Society by Rhea Orchids in 2022. It is originated by H.Eksan
Top three species ancestors and their influences are

• Dendrobium lineale (50.00%)  section: Spatulata 
• Dendrobium nindii (37.50%)  section: Spatulata 
• Dendrobium helix (12.50%)  section: Spatulata