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Gall type #5

  • Weld (1957) Figure 96.
  • Russo (2021) Page 158, Plate 231. [Fluted Gall Wasp, Unknown #25]
  • Several along sides of midrib vein, on underside of leaf, 1-2mm.
  • Monothalamus.
  • Have seen on Quercus chrysolepis.
  • Contra Costa, El Dorado, Mendocino, San Benito, San Mateo, Santa Clara Counties (California)


  • IMAGE 1      August 27, 2012      San Benito County      Host Quercus chrysolepis.     


    IMAGE 2
    August 27, 2012
    San Benito County
    Host Quercus chrysolepis.

    IMAGE 3
    Dorsal side of leaf where
    galls are attached in Image #2.
    August 27, 2012
    San Benito County
    Host Quercus chrysolepis.

    IMAGE 4
    August 27, 2012
    San Benito County
    Host Quercus chrysolepis.

    IMAGE 5
    September 13, 2009
    Contra Costa County
    Host Quercus chrysolepis.

    IMAGE 6
    October 31, 2010
    Contra Costa County
    Host Quercus chrysolepis.

    IMAGE 7
    October 31, 2010
    Contra Costa County
    Host Quercus chrysolepis.

    IMAGE 8
    May 24, 2009
    Contra Costa County
    Host Quercus chrysolepis.

    IMAGE 9
    January 21, 2013
    Contra Costa County
    Host Quercus chrysolepis.

    IMAGE 10
    September 13, 2009
    Contra Costa County
    Host Quercus chrysolepis.

    Back to undescribed galls page.

    all photos and text © Joyce Gross