池杉(Taxodim ascendens)、落羽杉(Taxodim distichum)1976年引种我桐乡地区,它生长快,树干通直、冠幅小、遮荫少、耐水湿又少病虫危害。深受群众欢迎。是平原水乡产粮区大搞四旁植树的好树种。池杉、落羽杉大树少、种源困难,目前主要以扦插办法进行营养繁殖育苗。为了满 Taxodim ascendens and Taxodim distichum introduced to Tongxiang area in 1976.It grows fast with straight trunk with small crown, less shade, less water and less pests. Popular by the crowd. It is a good species of tree planting around the plain grain producing areas in the plain. Ipomoea japonica, Taxodium, less trees, provenance difficulties, the current method of cutting propagation to nurture nursery. To be full