About the Authors

Frank Hartung

Affiliation Botany II, University of Karlsruhe, Karlsruhe, Germany

Stefanie Suer

Affiliation Botany II, University of Karlsruhe, Karlsruhe, Germany

Alexander Knoll

Affiliation Botany II, University of Karlsruhe, Karlsruhe, Germany

Rebecca Wurz-Wildersinn

Affiliation Botany II, University of Karlsruhe, Karlsruhe, Germany

Holger Puchta

holger.puchta@bio.uka.de

Affiliation Botany II, University of Karlsruhe, Karlsruhe, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FH SS AK RWW HP. Performed the experiments: FH SS AK RWW. Analyzed the data: FH SS RWW HP. Wrote the paper: FH HP.