Stem Gall Midge (Galls) - two photos
Rhopalomyia chrysothamni


Rhopalomyia
            chrysothamni
Rhopalomyia chrysothamni midge galls in Mercur Canyon,
Tooele
County, Utah. You can read more about
them here on Alamy.  © Carol Davis 4-12
-2017

stem galls midge
            Rhopalomyia
Very strange little furry-tipped galls on Rabbit Brush (Ericameria nauseosa -
formerly Chrysothamni nauseosa). According to Bugguide, these are only
 found in very dry areas of the Western U. S.
© Carol Davis 4-12-2017

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