About the Authors

Sam W. Heads

swheads@illinois.edu

Affiliation Illinois Natural History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, Champaign, Illinois, United States of America

Andrew N. Miller

Affiliation Illinois Natural History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, Champaign, Illinois, United States of America

J. Leland Crane

Affiliation Illinois Natural History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, Champaign, Illinois, United States of America

M. Jared Thomas

Affiliation Illinois Natural History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, Champaign, Illinois, United States of America

Danielle M. Ruffatto

Affiliation Illinois Natural History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, Champaign, Illinois, United States of America

Andrew S. Methven

Affiliation Department of Biology, Savannah State University, Savannah, Georgia, United States of America

Daniel B. Raudabaugh

Affiliations Illinois Natural History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, Champaign, Illinois, United States of America, Department of Plant Biology, University of Illinois at Urbana-Champaign, Urbana, Illinois, United States of America

Yinan Wang

Affiliation Independent Researcher, Arlington, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: SWH. Investigation: SWH ANM JLC MJT DMR ASM DBR. Resources: YW. Visualization: MJT DMR. Writing – original draft: SWH ANM JLC MJT DMR ASM.