1.特征特性紫叶矮樱是20世纪90年代初从美国引入我国的世界著名彩叶树种,为蔷薇科李属落叶灌木或小乔木,株高180～250cm,冠幅150～280cm,枝条幼时紫褐色,通常无毛,老枝有皮孔,分布整个枝条。单叶互生,叶长卵形或卵状长椭圆形,长4～8cm,先端渐尖,叶基部广楔形,叶缘有不整齐的细钝齿,叶紫红色或深紫红色,叶背面紫红色更深,初生叶片紫红亮丽,花单生,中等偏小,淡粉红色,花瓣5片,微香,雄蕊多数,单雌蕊,花期4～5月。该品种生长快,2～3年即可用于绿化工程。适应 1. Characteristic characteristics Purple leaves dwarf cherry is from the United States in the early 1990s into China’s world-famous tree species of color, as Rosaceae is a deciduous shrub or small tree, plant height 180 ~ 250cm, crown width of 150 ~ 280cm, young branches When purple-brown, usually glabrous, old branches have lenticels, the distribution of the entire branches. Leaves alternate, the long oval or ovate long oval, length 4 ~ 8cm, apex acuminate, broad-wedged leaf base, leaf edge irregular blunt teeth, leaf purple or dark purple, purple leaves back Red deeper, fresh purple beautiful leaves, flowers solitary, medium to small, light pink, 5 petals, slightly fragrant, most of the stamens, single pistil, florescence April to May. The varieties grow fast, 2 to 3 years can be used for greening projects. adapt