galls on Populus nigra
On cottonwood
Tree is completely infested on nearly every branch. Second tree in the Barrie area found with this gall.
On Populus deltoides
On Eastern Cottonwood.
disturbed field in Holy Cross Cemetery
On Populus (balsamifera ?)
Hard Galls on Eastern Cottonwood tree averaged 35mm x 35mm.
ID by @megachile
Gall on Populus deltoides.
Populus deltoides
Poplar Vagabond Aphid
Mordwilkoja vagabunda
On ? Populus deltoides ?
So rad! On poplar or cottonwood, not sure.
On Eastern Cottowood. – https://www.inaturalist.org/observations/47762292
Gall on a poplar tree. The host tree was observed here: https://www.inaturalist.org/observations/51420093