About the Authors

Kai Riess

Affiliation Plant Evolutionary Ecology, Institute of Evolution and Ecology, University of Tübingen, Tübingen, Germany

Franz Oberwinkler

Affiliation Plant Evolutionary Ecology, Institute of Evolution and Ecology, University of Tübingen, Tübingen, Germany

Robert Bauer

Affiliation Plant Evolutionary Ecology, Institute of Evolution and Ecology, University of Tübingen, Tübingen, Germany

Sigisfredo Garnica

sigisfredo.garnica@uni-tuebingen.de

Affiliation Plant Evolutionary Ecology, Institute of Evolution and Ecology, University of Tübingen, Tübingen, Germany

Competing Interests

All authors have contributed substantially, have read and approved the manuscript. All prevailing local, national and international regulations and conventions, and normal scientific ethical practices, have been respected. The authors have declared that no competing interests exit.

Author Contributions

Conceived and designed the experiments: KR SG. Performed the experiments: KR SG. Analyzed the data: KR SG. Contributed reagents/materials/analysis tools: RB SG FO. Wrote the paper: KR SG.