Republic of Iraq Ministry of Higher Education and Scientific Research Al-Mustansiriyah University College of Pharmacy Phytochemical Investigation of ) L. arvense Equisetum Horsetail ( grown in Iraq A thesis Submitted to the Department of Pharmacognosy and Medicinal Plants and the Committee of Graduate Studies of the College of Pharmacy/Al-Mustansiriyah University in Partial Fulfillment of the Requirements for the Degree of Master of Science in Pharmacy (Pharmacognosy and Medicinal Plants) By Haider Muhammed Badea Albadri ) (B.Sc. Pharmacy 2011 Supervised by A.G Nasser Abdulmutalib Assist. Prof. Dr. Dr.Widad Alani Assist. Prof. 1437 Jan 2016