Chestnut gall wasp
The chestnut gall wasp (Dryocosmus kuriphilus) is an exotic pest of American chesnut.
Photographer(s): Jerry A. Payne, USDA ARS
Copyright: www.ForestryImages.org
The chestnut gall wasp (Dryocosmus kuriphilus) is an exotic pest of American chesnut.
Photographer(s): Jerry A. Payne, USDA ARS
Copyright: www.ForestryImages.org