Anatomy study for leaves epidermal for two genera from myrtaceae family (Eucalyptus and Myrtus)‎ in the middle region of Iraq

الملخص EN

The research included anatomical study for two genera from Myrtaceae family (Eucalyptus and Myrtus coomunis).The research covered the anatomical characteristic of the Epidermis.This research also showed differences in stomatal complex espattern,and the characteristic that related to the shapes of the Epidermal cells have also important taxonomic and diagnostic value in two genera under study Myrtaceae is an angiosperm family of trees and shrubs that belongs to the order Myrtales containing on most from 5650 species organisation in 130 to 150 genera[1].

The family is divided in to two subfamilies,17 tribes and 142 genera[2].

The family is mainly distributed in the southern hemisphere[3], and is especially diverse in south and central America[4] and Australia[5] and tropical Asia as well as Africa and Europe[6][7].

Eucalyptus is one of the most important genus in the Myrtaceaefamily,which includes about 500-600 species of trees and shrubs,whichre present the majority of trees that dominate the forests and most species of genus Eucalyptus origin in Australia[8], Eucalyptus is one of the largest species in this family[9].

The Eucalyptus genus is the source valuable wood and cultivated of the most in the world[10],with 18 million hectares in 90 tropical and sub tropical contries ,Africa ,south America, Asia and Australia[11].

Myrtus communis are also known as Myrtle true or simple myrtle,which is an evergreen shrub that has been cultivated in the mediterranean region and the middle east where it sowing overland and cultivated including Iraq, Turkey, Iran and Jordan also grows wild in Syria in the mountains of the country’s Western-Sham and other countries[12].