Myzocallis - Myzocallis walshii Prosser, Benton County, Washington, USA October 21, 2010
There are many Myzocallis aphids on oaks (Quercus). This one was on an ornamental red oak growing as a shade tree, and appears to be Myzocallis walshii.
Contributed by Andrew Jensen on 18 December, 2010 - 10:04am Last updated 6 December, 2012 - 1:37am |