About the Authors
- Tilo Henning
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* E-mail: tilo.henning@fu-berlin.de
Affiliation Institut für Biologie, Morphologie und Systematik der Phanerogamen, Freie Universität Berlin, Berlin, Germany
- Maximilian Weigend
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Affiliation Nees-Institut für Biodiversität der Pflanzen, Rheinische Friedrich-Wilhelms-Universität, Bonn, Germany
Competing Interests
Botconsult gmbH has financially supported the study indirectly by paying the travel expenses. This has been done in order to obtain data for a completely independent sustainability study on Krameria lappaceae. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: TH MW. Performed the experiments: TH. Analyzed the data: TH. Contributed reagents/materials/analysis tools: TH MW. Wrote the paper: TH MW.