eriophyes tiliae mite - lime nail gal or bugle gall

aceria arachnid botany bright broken bug bugle closeup cordata damage dangerous disease diseased distortion environment erect eriophyes foliage forest gall garden green hemiptera horned infected infestation insect lateannulata leaf lime linden littleleaf many mite nail nature organic parasitic pathogen pest plant plants pouch red season springtime summer surface tilia tiliae tree viruses wart