Anatomical and Taxanomical study to leaves Epidermis of Juncus L. Speceis from Family (Juncaceae) in Iraq.

Abstract

The Anatomical characters of leaves was studied to seven species belong to the Genus :Juncus L. from the family (Juncaceae)in Iraq and it was usiolated to two groubs the first groub in cylindrical leaves it,s includes four species (J.acutus,J.maritimus,J.articulatus,J.rigidus) and the second with flattened leaves its includes three species(J.bufonius,J.hybridus,J.sphaerocarpus).many characters of the epiderm and transvers section of the leaves was usful to separate between the species like the type and diameter of stomata and the numbers of the exessery cell ,the diameter of long cell ,diameter and shape of leaf transvers section,and the type and distribution of ther tissius.