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构树为桑科构属落叶乔木,在我国华北、西北、华南、西南各省均有分布。构树具有枝叶茂密,生长速度快,抗性强等特点,近年来在各地应用甚多,被广泛应用于行道树、庭荫树和防护林。河北省任丘市园林绿化局在城市园林绿化中栽培应用构树,取得了较好的效果。构树高可达20m,胸径可达60cm,树皮呈浅灰色,小枝密被丝状刚毛,叶互生,有时近对生,卵圆形,花单性雌雄异株,雄花柔荑花序。雌花聚集成头状花序。聚花果球形,成熟后
The tree is mulberry branch deciduous tree, in China’s North, Northwest, South China, Southwest provinces are distributed. Tree has the characteristics of dense foliage, fast growth, strong resistance, applied in many places in recent years, is widely used in street trees, Tingyin trees and shelterbelts. Renqiu City, Hebei Province, Landscaping Bureau in the city landscaping in the application of planting trees, and achieved good results. Tree height up to 20m, diameter at breast height up to 60cm, the bark was light gray, twig densely filamentous bristles, leaves alternate, and sometimes near the students, oval, monoecious dioecious male flowers catkin. Female flowers gathered into the head of the flower. Poly flower fruit spherical, after maturity