About the Authors

Annerose Heller

Anne.Heller@uni-hohenheim.de

Affiliation Institute of Botany (210), University of Hohenheim, Stuttgart, Germany

Tanja Witt-Geiges

Affiliation Institute of Botany (210), University of Hohenheim, Stuttgart, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AH. Performed the experiments: TWG AH. Analyzed the data: AH TWG. Contributed reagents/materials/analysis tools: AH TWG. Wrote the manuscript: AH.