The orchid Phragmipedium Fox Valley Fireball is a hybrid registered with the Royal Horticultural Society by Fox Valley in 2004. It is originated by T.Kalina
Top three species ancestors and their influences are

• Phragmipedium besseae (50.00%)  section: Micropetalum 
• Phragmipedium schlimii (25.00%)  section: Micropetalum 
• Phragmipedium lindleyanum (25.00%)  section: Platypetalum