Pyracantha is a genus of large, thorny evergreen shrubs in the family Rosaceae, with common names firethorn or pyracantha. They are native to an area extending from Southwest Europe east to Southeast Asia. They resemble and are related to Cotoneaster, but have serrated leaf margins and numerous thorns.

Rosaceae, the rose family, is a medium-sized family of flowering plants that includes 4,828 known species in 91 genera.