1. Max Planck Institute for Plant Breeding Research 50829 Cologne Germany
2. National Key Laboratory of Plant Molecular Genetics Center for Excellence in Molecular Plant Sciences Institute of Plant Physiology and Ecology Chinese Academy of Sciences Shanghai 200032 China
3. New Phytologist Central Office Lancaster University Bailrigg House Lancaster LA1 4YE UK
4. Institut national de recherche pour l'agriculture, l'alimentation et l'environnement UMR Interactions Arbres/Microorganismes Centre INRAE Grand Est‐Nancy Université de Lorraine 54280 Champenoux France