About the Authors

Aaron D. Pan

Contributed equally to this work with: Aaron D. Pan, Bonnie F. Jacobs, Friðgeir Grímsson, Patrick S. Herendeen, Ellen D. Currano

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

aaron.pan@ttu.edu

Affiliations Museum of Texas Tech University, Texas Tech University, Lubbock, Texas, United States of America, Botanical Research Institute of Texas, Fort Worth, Texas, United States of America

Bonnie F. Jacobs

Contributed equally to this work with: Aaron D. Pan, Bonnie F. Jacobs, Friðgeir Grímsson, Patrick S. Herendeen, Ellen D. Currano

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Roy M. Huffington Department of Earth Sciences, Southern Methodist University, Dallas, Texas, United States of America

Rosemary T. Bush

Roles Data curation, Formal analysis, Validation, Writing – original draft, Writing – review & editing

‡ RTB, ME and XMB also contributed equally to this work.

Affiliation Department of Earth and Planetary Sciences, Northwestern University, Evanston, Illinois, United States of America

Manuel de la Estrella

Roles Validation, Writing – original draft, Writing – review & editing

‡ RTB, ME and XMB also contributed equally to this work.

Affiliation Departamento de Botánica, Ecología y Fisiología Vegetal, Celestino Mutis, Campus de Rabanales, Universidad de Córdoba, Córdoba, Spain

Friðgeir Grímsson

Contributed equally to this work with: Aaron D. Pan, Bonnie F. Jacobs, Friðgeir Grímsson, Patrick S. Herendeen, Ellen D. Currano

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Resources, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Department of Botany and Biodiversity Research, University of Vienna, Vienna, Austria

Patrick S. Herendeen

Contributed equally to this work with: Aaron D. Pan, Bonnie F. Jacobs, Friðgeir Grímsson, Patrick S. Herendeen, Ellen D. Currano

Roles Data curation, Investigation, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Division of Plant Science and Conservation, Chicago Botanic Garden, Glencoe, Illinois, United States of America

Xander M. van der Burgt

Roles Validation, Writing – original draft, Writing – review & editing

‡ RTB, ME and XMB also contributed equally to this work.

Affiliation Africa Team, Herbarium, Royal Botanic Gardens, Kew, Richmond, United Kingdom

Ellen D. Currano

Contributed equally to this work with: Aaron D. Pan, Bonnie F. Jacobs, Friðgeir Grímsson, Patrick S. Herendeen, Ellen D. Currano

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Department of Botany and Geology and Geophysics, University of Wyoming, Laramie, Wyoming, United States of America

Competing Interests

The authors have declared that no competing interests exist.