The orchid Bulbophyllum Rita Lai is a hybrid registered with the Royal Horticultural Society by M.Sue in 2016. It is originated by O/U
Top three species ancestors and their influences are

• Bulbophyllum mastersianum (50.00%)  section: Ephippium 
• Bulbophyllum frostii (50.00%)  section: Cirrhopetalum