Amira M. Abu-Taleb1*, Kadriya El - Deeb2 and Fatimah O. Al-Otibi3
1Botany Department, Faculty of Science, Cairo University, Egypt.
2Pharmacognosy Department, Faculty of Pharmacy, Cairo University, Egypt.
3Botany and Microbiology Department, Faculty of Science, King Saud University, Riyadh, Saudi Arabia.
