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Host index of the diseases
Foreign diseases potentially most dangerous to North American forests _
Other editions - View all
Abies Abies alba Acacia Acer Aecidium alba Alnus Argentina Armillaria mellea Asterina Australia Betula black mildew Forms blight Brazil Britain broad-leaved trees brown canker Cercospora Ceylon China Colombia Congo conifers Cordia Crataegus Cronartium Czechoslovakia Denmark dieback Distributed in North Eucalyptus Eugenia Europe Fomes Formosa Forms rust pustules France fungus fungus pustules Fusarium Ganoderma Germany Gold Coast Guatemala Gymnosporangium Henn Hevea India Italy Japan japonica Java Juniperus Known Larix leaf spot leaf spot Causes leaf spot Forms leaf spot Occurs Lophodermium Melampsora Miconia mildew Forms black Mycosphaerella Nectria needles Netherlands nigra North America Norway Pakistan Pestalotia Philippines Phyllachora Phyllosticta Phytophthora Picea pine Pinus Polyporus Populus Portugal powdery mildew Puerto Rico pustules on leaves Ravenelia root rot rot Conk Russia rust Forms rust Sacc Salix Siberia South Africa spores spots on leaves Sweden Switzerland Taphrina Tilia Uncinula Union of South Uredo Uromycladium tepperianum Venezuela wound parasite yellow