桑寄生是一种显花寄生植物,分类上属于槲寄生科桑寄生属的植物。其种类繁多,我国约有十多种,江西产的有二种:一种是“中国桑寄生”,这种植物分布不多,暂且不提。另一种是“桑寄生”分布于赣中及赣南,寄生于油茶上。它的根寄生于树木枝上,吸收树木的矿物盐类和水分,因此被害的树木,生长不良或因此折断。桑寄生具有叶绿素,能合成碳水化物,因此,属于半寄生植物,即一部分养料来自寄主;另一部分养料是自己合成的。 Sang is a parasitic plant parasitic plants belonging to the classification of mistletoe Cohen parasitic plants. There are a great variety of species in our country. There are about ten species in our country and two species in Jiangxi Province. One species is “Chinese Sanguinea parasiticus”. The other is “Sang parasites” distributed in Ganzhong and Gannan, parasitic on the tea. Its roots are parasitic on branches of trees, absorbing the mineral salts and moisture of the trees, so the trees that are harmed, grow poorly or break. Sang parasites with chlorophyll, can synthesize carbohydrates, therefore, belong to the semi-parasitic plants, that is, a part of the nutrients from the host; the other part of the nutrients are synthesized.