Willow Stem Gallfly Gall
Euura exiguae


Euura exiguae gall on
            willow
I found these galls on a willow at Willard Bay,
Box Elder County, Utah.  You can read more
about willow galls in Field Guide to Plant Galls
of California and Other Western States by Ron
Russo.  © Carol Davis 9-21-2020

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