The orchid Phragmipedium Silver Rose is a hybrid registered with the Royal Horticultural Society by Kita-Cal in 2004. It is originated by Orchid Zone
Top three species ancestors and their influences are

• Phragmipedium besseae (62.50%)  section: Micropetalum 
• Phragmipedium schlimii (37.50%)  section: Micropetalum