1. Department of Botany, University of Buner, Swari, Pakistan
2. Department of Wood, Pulp and Paper, Institute of Natural and Synthetic Polymers, Faculty of Chemical and Food Technology, Slovak University of Technology in Bratislava, Bratislava, Slovakia
3. Department of Chemistry, University of Buner, Swari, Pakistan
4. Department of Chemistry, College of Sciences, Taif University, Taif, Saudi Arabia
5. Faculty of Engineering and Technology, Future University in Egypt, New Cairo, Egypt
6. Department of Botany, Islamia College Peshawar, Peshawar, Pakistan