1) Bush 2) Fire thorn 3) Firethorn 4) Pyracanth 5) Shrub 1) Firethorn 2) Pyracanth 
Pyracantha is a genus of thorny evergreen large shrubs in the family Rosaceae, with common names firethorn or pyracantha. They are native to an area extending from Southeast Europe east to Southeast Asia, resemble and are related to Cotoneaster, but have serrated leaf margins and numerous thorns (Cotoneaster is thornless). The plants reach up to {...
[n] - any of various thorny shrubs of the genus Pyracantha bearing small white flowers followed by hard red or orange-red berries
pyracanth noun any of various thorny shrubs of the genus Pyracantha bearing small white flowers followed by hard red or orange-red berries