Apple scab (Venturia inaequalis) infection spots germinated from a spore shower on an apple leaf, New York, USA,

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Photo credit: © Nigel Cattlin / Alamy / Afripics
License: Licensed
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Keywords: angiosperm, apple, asocomycota, close, crop, discreet, disease, domestica, dothideomycetes, early, eudicot, fruit, fungal, fungi, fungus, germinate, germination, inaequalis, leaf, leaves, malus, mycelium, orchard, pathogen, pustule, pustules, rosaceae, scab, shower, spore, spores, spot, spots, symptom, symptoms, tree, usa, venturia, venturiaceae, york