leaf gall on bur oak - Andricus quercuspetiolicola Saulbury Bridge Park, Nichols, Muscatine County, Iowa, USA June 26, 2009 Size: ~2 cm diameter
Large, solid galls on petiole of bur oak (Quercus macrocarpa) leaves in campground in bottomland forest. View of upper leaf surface on left.
Images of this individual: tag all Contributed by John Pearson on 29 June, 2009 - 10:50pm Last updated 2 August, 2009 - 11:13am |