The orchid Bulbophyllum Rungsan Viraphandhu is a hybrid registered with the Royal Horticultural Society by C.Urthamapimuk in 2004. It is originated by Sakdisri
Top three species ancestors and their influences are

• Bulbophyllum annandalei (50.00%)  section: Cirrhopetalum 
• Bulbophyllum fascinator (50.00%)  section: Cirrhopetaloides