About the Authors

Rachel A. Okrent

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

Current address: Novozymes, Inc., Davis, California, United States of America

Affiliation USDA-ARS Forage Seed Production Research Unit, Corvallis, Oregon, United States of America

Kristin M. Trippe

Roles Conceptualization, Funding acquisition, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

Kristin.Trippe@ARS.USDA.GOV

Affiliations USDA-ARS Forage Seed Production Research Unit, Corvallis, Oregon, United States of America, Department of Crop and Soil Sciences, Oregon State University, Corvallis, Oregon, United States of America

Viola A. Manning

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

Affiliation USDA-ARS Forage Seed Production Research Unit, Corvallis, Oregon, United States of America

Callee M. Walsh

Roles Data curation, Formal analysis, Investigation, Methodology, Resources, Validation, Writing – review & editing

Affiliation Protea Biosciences, Inc., Morgantown, West Virginia, United States of America

Competing Interests

The authors have read the journal’s policy and the authors of this manuscript have the following competing interests: CW was a paid scientist for Protea Biosciences, Inc. This does not alter our adherence to PLOS ONE policies on sharing data and materials.