A gall caused by a Poplar Petiolegall Aphid in Anne Arundel Co., Maryland (8/3/2013). Photo by Jim Brighton. (MBP list)
A Poplar Petiolegall Aphid gall in Baltimore City, Maryland (10/30/2007). Verified by Charley Eiseman/BugGuide. Photo by Thomas Wilson. (MBP list)
Poplar Petiolegall Aphid in Queen Anne's Co., Maryland (9/20/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)
Poplar Petiolegall Aphid in Queen Anne's Co., Maryland (9/20/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)
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