Example image of eyePlorer eyePlorer map for 'Sirococcus clavigignenti-juglandacearum': Canker Fungi imperfecti Fungus Juglans cinerea Common name Hickory Walnut North America Host (biology) New Brunswick North Carolina Invasive species Wisconsin Asia Michigan United States Forest Service Wisconsin Department of Natural Resources Virginia Bark Hypha Mycelium Branch Germination Spore Parenchyma Phloem Xylem Stroma Disease resistance in fruit and vegetables Juglans ailantifolia Quarantine Seed Hockley Valley Provincial Nature Reserve