花楸树——城市绿化的新贵

Sorbus pohuashanensis,a potential ornamental species for gardening and landscaping

花楸树为蔷薇科苹果亚科花楸属植物,落叶乔木或灌木,高达8m。具有很高的园林观赏价值。花楸树引种驯化成功并应用于城市园林绿化,将为北方城市增添一道亮丽的风景线,对丰富城市绿化树种特别是首都北京的绿化建设具有重要意义。

Sorbus pohuashanensis is a deciduous tree or shrub species of the genus Sorbus of Rosaceae family.It grows up to 8 m in height.The species naturally occurs between altitudes of 600-2500 m in mountain areas in Liaoning,Jilin,Heilongjiang,Inner Mongolia,Gansu,Hebei,Shanxi and Shandong provinces in China.The leaf color in autumn can be yellow or purple or red,and the fruitcolor in winter is also diverse,either red,or yellow or white.The species is suitable for gardening,street trees and urban plantings.The see...