About the Authors

Jean-François Pombert

jpombert@mail.ubc.ca (JFP); pkeeling@mail.ubc.ca (PJK)

Affiliation Department of Botany, University of British Columbia, Vancouver, British Columbia, Canada

Erick R. James

Affiliation Department of Botany, University of British Columbia, Vancouver, British Columbia, Canada

Jan Janouškovec

Affiliation Department of Botany, University of British Columbia, Vancouver, British Columbia, Canada

Patrick J. Keeling

jpombert@mail.ubc.ca (JFP); pkeeling@mail.ubc.ca (PJK)

Affiliation Department of Botany, University of British Columbia, Vancouver, British Columbia, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JFP PJK. Performed the experiments: JFP ERJ JJ. Analyzed the data: JFP JJ. Wrote the paper: JFP PJK.