A Spiny Witch Hazel Gall Aphid in Baltimore Co., Maryland (8/26/2018). Photo by Ashley Bradford. (MBP list)
Spiny Witch Hazel Gall Aphid in Carroll Co., Maryland (8/17/2014). Photo by Jim Brighton. (MBP list)
Spiny Witch Hazel Gall Aphid in Frederick Co., Maryland (1/9/2021). (c) johnbotany, some rights reserved (CC BY-NC). Photo by John Hall. (MBP list)
Spiny Witch Hazel Gall Aphid in Garrett Co., Maryland (7/10/2021). (c) tomfeild, some rights reserved (CC BY-NC). Photo by Tom Feild. (MBP list)
Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (7/23/2020). (c) Katya Tregub, all rights reserved. Photo by Katya Tregub-Emrick. (MBP list)
Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (7/23/2020). (c) Katya Tregub, all rights reserved. Photo by Katya Tregub-Emrick. (MBP list)
Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (7/23/2020). (c) Katya Tregub, all rights reserved. Photo by Katya Tregub-Emrick. (MBP list)
Spiny Witch Hazel Gall Aphid in Wicomico Co., Maryland (10/17/2021). (c) Jim Brighton, some rights reserved (CC BY-NC). Photo by Jim Brighton. (MBP list)
Spiny Witch Hazel Gall Aphid in Garrett Co., Maryland (7/10/2021). (c) tomfeild, some rights reserved (CC BY-NC). Photo by Tom Feild. (MBP list)
Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (8/28/2021). (c) David Stern, some rights reserved (CC BY). Photo by David Stern via iNaturalist. (MBP list)
A Spiny Witch Hazel Gall Aphid in Allegany Co., Maryland (5/14/2015). Photo by Andy Gougherty. (MBP list)
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