About the Authors

Astrid Welk

astrid.welk@botanik.uni-halle.de

Affiliation Institute of Biology/Geobotany and Botanical Garden, Martin Luther University Halle-Wittenberg, Halle (Saale), Germany

Erik Welk

Affiliations Institute of Biology/Geobotany and Botanical Garden, Martin Luther University Halle-Wittenberg, Halle (Saale), Germany, German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Leipzig, Germany

Helge Bruelheide

Affiliations Institute of Biology/Geobotany and Botanical Garden, Martin Luther University Halle-Wittenberg, Halle (Saale), Germany, German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Leipzig, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AW EW HB. Performed the experiments: AW. Analyzed the data: AW EW HB. Contributed reagents/materials/analysis tools: AW EW HB. Wrote the paper: AW EW HB.