leaf galls on boxelder - Aceria negundi Ackworth, Warren County, Iowa, USA May 10, 2009 Size: up to 4 mm long
Underside of leaf with whitish tissue beneath galls.
Images of this individual: tag all Contributed by John Pearson on 10 May, 2009 - 11:19am Last updated 10 May, 2009 - 7:14pm |