水杉是世界珍贵树种之一,原始林木仅存于我国湖北省利川县西部一带,人称“活化石”,1945年发现以后,国内外纷纷引种。我省从解放以后,引种规模也逐渐扩大。为了了解引种成效,以便今后进一步发展,我们于今年七、八月间,在济宁、临沂,莒南、青岛,以及崂山、蒙山、泰山、昆嵛山等地进行了初步调查。兹将调查情况总结如下: Metasequoia is one of the precious tree species in the world. The original forest trees are only found in the western part of Lichuan County in Hubei Province of China. They are called “living fossils” and were introduced at home and abroad after they were discovered in 1945. Since the liberation of our province, the introduction of the scale has gradually expanded. In order to understand the effectiveness of the introduction and further development in the future, we conducted a preliminary investigation in July and August this year in Jining, Linyi, Taonan, Qingdao, Laoshan, Mengshan, Taishan and Kunyu Mountain. We will summarize the investigation as follows: