The orchid Paphiopedilum Rolfei is a hybrid registered with the Royal Horticultural Society by W.Appleton in 1901.
Top three species ancestors and their influences are

• Paphiopedilum bellatulum (50.00%)  subgenus Brachypetalum
• Paphiopedilum rothschildianum (50.00%)  subgenus Polyantha  section: Mastigopetalum