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One of the most recognisable galls (on oak, at least) is the knopper gall, caused by the cynipid gall wasp Andricus quercuscalicis, and these galls have started to appear on campus (Figs 1-3) on acorns of Quercus robur. Similar to … Continue reading
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If butterflies and dragonflies can be considered bird-watchers’ insects, then plant gallers are the botanist’s insects (although many galls are caused by mites and fungi), as identification of the host plant is essential to their identification. Although you are unlikely … Continue reading
