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Diseases - Foliage Diseases

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Subject Scientific Name Images
birch rust Melampsoridium betulinum 1
brown felt blight Herpotrichia juniperi 2
Chrysomyxa rust of spruce Chrysomyxa ledi 1
Diplodia blight Sphaeropsis sapinea 1
Douglas-fir needlecast Rhabdocline pseudotsugae 6
fir-fireweed rust Pucciniastrum epilobii 2
juniper-pear rust Gymnosporangium sabinae 2
mountain ash juniper rust Gymnosporangium cornutum 1
oak anthracnose Apiognomonia errabunda 1
Phacidium fungus Phacidium coniferarum 1
Phoma blights Phoma spp. 1
pine needle cast Lophodermium pinastri 10
pine needle rusts Coleosporium spp. 2
powdery mildew Phyllactinia guttata 2
powdery mildew of oak Microsphaera alphitoides 5
spruce needle cast Lophodermium piceae 3
spruce needle cast/blight Lirula macrospora 1
tar spot of maple Rhytisma acerinum 2
tar spots Rhytisma spp. 1
twist rust Melampsora populnea 1

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