twig gall on dogwood - Dasineura Elk Rock State Park, Knoxville, Marion County, Iowa, USA January 22, 2012 Size: ~1 cm diameter
Old gall found on dead twig of dogwood shrub (Cornus cf. foemina) in in shaded edge of upland forest.
Contributed by John Pearson on 26 January, 2012 - 8:21pm Last updated 20 June, 2021 - 5:10pm |