Institution: | (1) Botanical Garden of the Polish Academy of Sciences, Warsaw-Powsin, Poland;(2) Biophysics, Silesian University, ul. Jagiellonska 28, PL 40-038 Katowice, Poland;(3) Present address: Botanical Institute, University of Bonn, Venusbergweg 22, D-5300 Bonn 1, Germany |