1. Lomonosov Moscow State University, Moscow, Russia
2. Botanical Garden-Institute, Vladivostok, Russia
3. Komarov Botanical Institute, St Petersburg, Russia
4. Tsitsin Main Botanical Garden, Moscow, Russia
5. Siberian Institute of Plant Physiology and Biochemistry, Irkutsk, Russia
6. Polar-Alpine Botanical Garden-Institute of N. A. Avrorin, Kirovsk, Russia
7. Moravian Museum, Brno, Czech Republic
8. University of Greifswald, Greifswald, Germany
9. University of South Bohemia, České Budějovice, Czech Republic