1. Institute of Botany The Czech Academy of Sciences Dukelská 135 CZ‐379 82 Třeboň Czech Republic
2. Department of Botany University of South Bohemia Na Zlaté stoce 1 CZ‐370 05 České Budějovice Czech Republic
3. Department of Botany and Zoology Masaryk University Kotlářská 2 CZ‐611 37 Brno Czech Republic
4. Institute of Ecology and Evolutionary Biology National Taiwan University Roosevelt Rd. 1 10617 Taipei Taiwan
5. Institute of Botany The Czech Academy of Sciences Lidická 25/27 CZ‐602 00 Brno Czech Republic
6. Department of Forest Ecology Faculty of Forestry and Wood Sciences Czech University of Life Sciences Prague Kamýcká 129 CZ‐165 21 Prague 6 – Suchdol Czech Republic
7. Institute of Botany The Czech Academy of Sciences Zámek 1 CZ‐252 43 Průhonice Czech Republic
8. Department of Ecology Faculty of Science Charles University in Prague Viničná 7 CZ‐128 44 Prague Czech Republic
9. Department of Botany and Zoology Centre for Invasion Biology Stellenbosch University Matieland 7602 South Africa
10. Faculty of Environmental Sciences Czech University of Life Sciences Prague Kamýcká 129 CZ‐165 21 Prague 6 – Suchdol Czech Republic
11. Department of Ecosystem Biology Faculty of Science University of South Bohemia Branišovská 1970 CZ‐370 05 České Budějovice Czech Republic
12. Biology Centre The Czech Academy of Sciences Branišovská 31 370 05 České Budějovice Czech Republic
13. Institute of Ecology and Earth Sciences University of Tartu Lai 40 51005 Tartu Estonia