Photos © Murdo Macdonald
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| The fungal gall Taphrina tosquinetii on a young leaf of Alder Alnus glutinosa. | |
| Winter Tongue-galls (upper picture) caused by the fungus Taphrina amentorum on Alder Alnus glutinosa. In spring, the fresh galls on the green cones are bright green with reddish marks (lower picture). | |
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Photos © Murdo Macdonald |
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