About the Authors
- Simon Poppinga, Robin Seidel, Tom Masselter, Thomas Speck
- Plant Biomechanics Group, University of Freiburg, Freiburg im Breisgau, Germany
- Siegfried Richard Heinrich Hartmeyer, Irmgard Hartmeyer
- Weil am Rhein, Germany
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SP. Performed the experiments: SP SRHH. Analyzed the data: SP SRHH RS TM IH TS. Contributed reagents/materials/analysis tools: RS. Wrote the paper: SP.