About the Authors

Thomas L. P. Couvreur

tcouvreur@nybg.org

Affiliations The New York Botanical Garden, New York City, New York, United States of America, Biosystematics Group, Netherlands Centre for Biodiversity Naturalis (Section Nationaal Herbarium Nerderland), Wageningen University, Wageningen, The Netherlands

Gerrit Gort

Affiliation Biometris, Wageningen University, Wageningen, The Netherlands

James E. Richardson

Affiliation Royal Botanic Garden Edinburgh, Edinburgh, United Kingdom

Marc S. M. Sosef

Affiliation Biosystematics Group, Netherlands Centre for Biodiversity Naturalis (Section Nationaal Herbarium Nerderland), Wageningen University, Wageningen, The Netherlands

Lars W. Chatrou

Affiliation Biosystematics Group, Wageningen University, Wageningen, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TLPC JER MS LC. Performed the experiments: TLPC. Analyzed the data: TLPC GG. Contributed reagents/materials/analysis tools: GG MS. Wrote the paper: TLPC LC. Provided significant help at the final stages of the article: JER MS.