Nigel Cattlin / Powdery mildew (Erysiphales) developing on Sweet William (Dianthus barbatus) leaves. Berkshire, England, UK. October.
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Nigel Cattlin / Powdery mildew (Erysiphales) developing on Sweet William (Dianthus barbatus) leaves. Berkshire, England, UK. October.
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Nigel Cattlin / Lupin (Lupinus sp) leaves with powdery mildew caused by Fungus (Erysiphales). Cultivated in garden, Berkshire, England, UK. June.
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Nigel Cattlin / Powdery mildew (Podosphaera pannosa) on Rose (Rosa sp) buds. Cultivated in garden, Berkshire, England, UK. June.
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Nigel Cattlin / Powdery mildew (Podosphaera pannosa) on Rose (Rosa sp) leaves. Cultivated in garden, Berkshire, England, UK. June.
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Nigel Cattlin / Downy mildew (Peronospora parasitica) mycelium and lesion on underside of Oilseed rape (Brassica napus napus) leaf.
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Simon Colmer / Mildew on Indian bean tree (Catalpa bignonioides) Mildew is caused by either Erysiphe catalpae or Erysiphe elevata (syn. Microsphaera elevata) Both mildews were previously known in the USA, but have...
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Stephen Dalton / Mildew on Oak leaves (Quercus sp) UK
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Stephen Dalton / Sac spider (Clubiona sp) on leaf, UK. Notice early stages of mildew on the leaf. Clubionidae
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Nigel Cattlin / Powdery mildew (Podosphaera pannosa / tridactyla) on Cherry laurel leaf undersides in a garden hedge, Berkshire, England, UK. July
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Nigel Cattlin / Powdery mildew (Podosphaera pannosa / tridactyla) on Cherry laurel leaf undersides in a garden hedge, Berkshire, England, UK. July
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Nigel Cattlin / Powdery mildew (Podosphaera pannosa) heavy infection around the bases of rose buds 'American Pillar', June Berkshire, England, UK.
