other orders
gall on sycamore: Aceria macrorhynchus
in the Glade, Wanstead Park, 11 June 2010
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other orders |
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gall on sycamore: Aceria macrorhynchus
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in the Glade, Wanstead Park, 11 June 2010
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Gall pustules on the upper surface of a sycamore leaf blade in the Glade, Wanstead Park. These are caused by a mite - a tiny arachnid - in the family Eriophyida, and are common in Britain, |
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