College Of Basic Education Research Journal

Abstract

The present study deal with the identification ofsome cultivars ofPyruscommunis 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 cultivarspalynological 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 conolicexraction of leaves , They were (Querecetin, Querectin-7- glucoside, Myrcitine, Rutin, Luteoline-7- glucoside , Luteoline , Kampforal and Apigenine ).This resultshowed a good value to identification the cultivars.