Identification of Some Cultivars of Pyrus communis L. Planted in Mosul City Using Morpholgical and Chemical Characters

The present study deal with the identification of some cultivars of Pyrus communis L. mainly ( Karmen , Konphrs , Zafrane and Willyam ) planted in different places of Mosul city . The morphological characters involved ( Bud , stems . leaves , flowers , fruits seeds , and indumentnms ) .
The results indicates that the leaves and fruits have a good value to separates and identified .
The cultivars palynological study showed that pollen grains differ for shape and dimension in polar and equatorial view and were found to be tricolporate .
The results of chemical study showed that (8) phenolic compound were identifiel in all conolic exraction of leaves , They were ( Querecetin , Querectin-7- glucoside , Myrcitine , Rutin , Luteoline-7- glucoside , Luteoline , Kampforal and Apigenine ) .
This result showed a good value to identification the cultivars .