The orchid Dendrobium Tristar Purple Curls is a hybrid registered with the Royal Horticultural Society by Taiwan Tristar in 2004.
Top three species ancestors and their influences are

• Dendrobium lasianthera (59.38%)  section: Spatulata 
• Dendrobium discolor (21.88%)  section: Spatulata 
• Dendrobium taurinum (10.94%)  section: Spatulata