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Gall type #13

  • Weld (1957) Figure 130.
  • On underside of leaf; many galls, each 3mm high; leaf inrolled around galls; galls with hairs; exit holes on top of leaf.
  • Have seen on Quercus chrysolepis.
  • Contra Costa and Kern Counties (California)


    • IMAGE 1      February 6, 2012      Contra Costa County      Host Quercus chrysolepis.     


    IMAGE 2
    Other side of Image #1
    February 6, 2012
    Contra Costa County
    Host Quercus chrysolepis.
    IMAGE 3
    Close-up of galls in Images #1 & 2.
    February 6, 2012
    Contra Costa County
    Host Quercus chrysolepis.
    IMAGE 4
    April 28, 2010
    Kern County
    Host Quercus chrysolepis.
    IMAGE 5
    April 28, 2011
    Kern County
    Host Quercus chyrsolepis.

    IMAGE 6
    Close-up of leaf in Images #4 & 5.
    April 28, 2011
    Kern County
    Host Quercus chrysolepis.
    IMAGE 7
    Close-up of galls in Images #4 & 5.
    February 6, 2012
    Contra Costa County
    Host Quercus chrysolepis.

    Back to undescribed galls page.

    all photos and text © Joyce Gross