桉树是桃金娘科(Myrtaceae)桉属(Eucalyptus)植物,原产大洋洲和印度尼西亚及其附近岛屿,约有900多种。由于速生性佳、适应性强、生长周期短、用途广,特别是材质制浆性能优良的特点,与杨树、松树一起被称为世界三大速生树 Eucalyptus is a family of Myrtaceae, Eucalyptus, native to Oceania and Indonesia and its adjacent islands, with more than 900 species. Due to its fast-growing nature, strong adaptability, short growth cycle, wide range of uses, especially excellent pulping properties, poplar and pine trees together are called the world’s three fastest growing tree