1. Medicinal and Aromatic Plants Researches Department, National Research Centre, 33 El-Bohouth St., Dokki, Giza, Egypt, 12622
2. Department of Biology, Faculty of Science, University of Tabuk, P.O. Box 741, Tabuk 71491, Saudi Arabia
3. Faculty of Agriculture, Dalhousie University, Truro, Nova Scotia, Canada
4. Department of Ecology, Faculty of Humanities and Natural Sciences, University of Prešov, Prešov, Slovak Republic