European hawthorn having deeply cleft leaves and bright red fruits; widely cultivated in many varieties and often grown as impenetrable hedges; established as an escape in eastern North America.

• 欧洲的一种山楂属植物，叶深裂，果亮红色；在园艺上已培育出各种不同的类型，常用作绿篱；在北美东部成为逸生种。