1. University of Würzburg, Julius von Sachs Institute of Biological Sciences, Chair of Botany II – Ecophysiology and Vegetation Ecology, Würzburg, Germany
2. Department of Botany and Microbiology, College of Science, King Saud University, Riyadh, Saudi Arabia
3. University of Würzburg, Julius von Sachs Institute of Biological Sciences, Chair of Botany I – Molecular Plant Physiology and Biophysics, Würzburg, Germany