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Diseases - Foliage Diseases

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15 Images of 10 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
4554082 Guignardia blotch of buckeyes and horsechestnuts Guignardia aesculi
4449039 oak anthracnose Apiognomonia errabunda
4554042 tar spots Rhytisma spp.
4449033 leaf blister of birch Taphrina betulina
4449026 powdery mildew of oak Microsphaera alphitoides
2110087 powdery mildew Phyllactinia guttata symptoms on foliage
2111010 Guignardia blotch of buckeyes and horsechestnuts Guignardia aesculi blotches on infected leaves
2111011 powdery mildew of oak Microsphaera alphitoides mycelium with cleistothecia (black dots) on a leaf
2111039 Marssonina leaf spot Marssonina salicicola necrotic lesions on willow twigs; June 2001
2110063 Marssonina leaf spot Marssonina salicicola necrotic lesions on willow twigs; June 2001
2110064 Guignardia blotch of buckeyes and horsechestnuts Guignardia aesculi blotches on infected leaves; June 2001
2110043 juniper-pear rust Gymnosporangium sabinae aecia at the base of a pear; October 1999
2110044 juniper-pear rust Gymnosporangium sabinae early stage of infection on the upperside of a pear leaf; June 2001
4554058 mountain ash juniper rust Gymnosporangium cornutum
4554069 Repetophragma fungus Repetophragma wroblewski

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