Rocky Mountain maple with velvet erineum mite galls

July 17, 2018Timpooneke Trail, Mount Timpanogos WildernessUtah County, Utah

Rocky Mountain maple with velvet erineum mite galls (Acer glabrum var. glabrum, Aceria calaceris (Eriophyes calaceris)) [Timpooneke Trail, Mount Timpanogos Wilderness, Utah County, Utah]
Filename: 20180717-104319.jpg 2981x1987 pixels, ISO 125, f6.3 @ 1/640 sec

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