erineum mite galls on Douglas' maple leaf

June 17, 2020 • Elk Mountain Trail, Tillamook State Forest • Tillamook County, Oregon

erineum mite galls on Douglas' maple leaf (Aceria calaceris (Eriophyes calaceris), Acer glabrum var. douglasii) [Elk Mountain Trail, Tillamook State Forest, Tillamook County, Oregon]
Filename: 20200617-141621.jpg 3415x2561 pixels, ISO 125, f5.0 @ 1/40 sec
Aceria calaceris (Eriophyes calaceris), Acer glabrum var. douglasii

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