Acknowledgements
Our research is supported by the Office of Biological and Environmental Research in the DOE Office of Science (DE-SC0008769) and by the Russian Science Foundation (16-16-00089) for N.K. (leaf anatomy study and anatomical traits analysis). We are grateful to the Core Facility Center “Cell and Molecular Technologies in Plant Science” of Komarov Botanical Institute and Franceschi Microscopy and Imaging Center of Washington State University for use of their facilities. SeedOryza sativa , Nipponbare cultivar (wild type) and mutantscslf6-1 and cslf6-2 were kindly provided by Drs. Miguel E. Vega-Sánchez and Pamela C. Ronald, Joint BioEnergy Institute, Emeryville, California 94608 and UC Davis Genome Center and Plant Pathology, University of California, Davis, California 95616.