About the Authors

Gavin C. Woodruff

Affiliations Department of Biology, University of Maryland, College Park, Maryland, United States of America, Forest Pathology Laboratory, Forestry and Forest Products Research Institute, Tsukuba, Ibaraki, Japan

Christine M. Knauss

Affiliation Department of Biology, University of Maryland, College Park, Maryland, United States of America

Timothy K. Maugel

Affiliation Laboratory for Biological Ultrastructure, University of Maryland, College Park, Maryland, United States of America

Eric S. Haag

ehaag@umd.edu

Affiliation Department of Biology, University of Maryland, College Park, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GCW CMK ESH. Performed the experiments: GCW CMK TKM ESH. Analyzed the data: GCW CMK ESH. Contributed reagents/materials/analysis tools: GCW CMK TKM ESH. Contributed to the writing of the manuscript: GCW CMK TKM ESH.