吴茱萸属植物基础理论和开发应的研究——关于营养器官结构的研究

Research on basic theory and applying in Evodia rutaecarpa ——about structure of nutritive organ

本文报道吴茱萸[Evodia rutazcarpa(Juss)Benth]营养器官的结构的研究结果。根、茎、叶的结构属于普通类型。侧根初生木质部2—3原型,木材管孔大小不一;多由2或更多管孔组成复管孔;木薄壁组织的分布型式为傍管薄壁组织;射线异型.背腹叶;栅栏组织由一层或在某些部位二层细胞所构成;气孔只分布在下表皮,缺副卫细胞,为无规则型。根、茎、叶中都有贮晶细胞和贮油细胞,茎、叶中有大的溶生型分泌腔。

The present paper deals with structure of nutritive organ in Evodia ruta -ecarpa (Juss.) Benth. The results are summarized as follows: The structure conforms to normal type. The primary xylem of lateral root is diarch Ol triach. In the stem and leaf,there are lysigenous secre tory cavities.