乐昌含笑的分布与引种

乐昌含笑自然分布于我国江西、湖南、广东、广西、贵州５省海拔３００～１５００ｍ的深山沟谷中，南岭山区为其自然集中分布区，是我国亚热带地区常绿阔叶林顶极群落的建群种之一。该树种在我国浙江富阳、建德等地进行引种栽培试验结果表明，苗期和幼林期的高径生长与原产地相当，大于本地乡土树种深山含笑、乳源木莲的生长量，且具有较强的抗寒性，是一个在我国亚热带地区有较大发展前途的树种。

Distribution and Introduction of Michelia chapensis Dandy

Michelia chepensis, naturally distribute in valleys at elevation from 300 to 1500 m in Jiangxi, Hunan, Guangdong, Guangxi, Guizhou province and densely grown in the southern Range region, is one of community species for climat community of evergreen broad-leave forest in subtropics of China. The introduction experiments conducted in Fuyang and Jiande of Zhejiang province showed that height and diameter growth of M. chepensis in nurseris and young stands is similiar to that in original stands and greater than M. maudiae and Manglietia ruyuanensis. Furthermore, it has strong frost resistance. So M. chepensis has greater potential to be developed in subtropics of China.