The orchid Paphiopedilum Mont Fallu is a hybrid registered with the Royal Horticultural Society by E.Young O.F. in 1985.
Top three species ancestors and their influences are

• Paphiopedilum lawrenceanum (50.00%)  subgenus Sigmatopetalum  subsection: Barbata 
• Paphiopedilum concolor (25.00%)  subgenus Brachypetalum
• Paphiopedilum niveum (25.00%)  subgenus Brachypetalum