Abstract
The present study acomprses a comparative anatomical and chemical species of Cruciferae family belong to four genera namely Cardaria draba, Eruca sativa,Diplotoxisharra, Sisymbriumirio, we comparison between this species anatomical. Result show that some characters like epidermis, thickness, the cortex layer thickness too. And we study the shape of stem, the arrangement of vascular Bundal and pith thickness.We study the chemical characters, we found the content of some chemical compound in the leaves of species namely Alkaloids, Tannic acid and Glycosids we measure the ìmax by spectrophotometer between (200-800)nm.
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