A Spiny Witch Hazel Gall Aphid in Baltimore Co., Maryland (8/26/2018).

View Record Details Photo by Ashley Bradford MBP List

Spiny Witch Hazel Gall Aphid in Carroll Co., Maryland (8/17/2014).

View Record Details Photo by Jim Brighton MBP List

Spiny Witch Hazel Gall Aphid in Frederick Co., Maryland (Date obscured). (c) johnbotany, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 327768 - Psn: 44)

Spiny Witch Hazel Gall Aphid in Frederick Co., Maryland (Date obscured). (c) johnbotany, some rights reserved (CC BY-NC).

View Record Details Photo by John Hall MBP List

Spiny Witch Hazel Gall Aphid in Garrett Co., Maryland (7/10/2021). (c) tomfeild, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 450107 - Psn: 44)

Spiny Witch Hazel Gall Aphid in Garrett Co., Maryland (7/10/2021). (c) tomfeild, some rights reserved (CC BY-NC).

View Record Details Photo by Tom Feild MBP List

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (Date obscured). (c) Katya Tregub, all rights reserved. (Photo ID: 202268 - Psn: 54)

View Record Details Photo by Katya Tregub-Emrick MBP List

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (Date obscured). (c) Katya Tregub, all rights reserved. (Photo ID: 202270 - Psn: 55)

View Record Details Photo by Katya Tregub-Emrick MBP List

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (Date obscured). (c) Katya Tregub, all rights reserved. (Photo ID: 202269 - Psn: 56)

View Record Details Photo by Katya Tregub-Emrick MBP List

Spiny Witch Hazel Gall Aphid in Queen Anne's Co., Maryland (5/17/2023). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 804708 - Psn: 165)

Spiny Witch Hazel Gall Aphid in Queen Anne's Co., Maryland (5/17/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Spiny Witch Hazel Gall Aphid in Caroline Co., Maryland (6/14/2023). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 825205 - Psn: 175)

Spiny Witch Hazel Gall Aphid in Caroline Co., Maryland (6/14/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Spiny Witch Hazel Gall Aphid in Wicomico Co., Maryland (10/17/2021). (c) Jim Brighton, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 469636 - Psn: 176)

Spiny Witch Hazel Gall Aphid in Wicomico Co., Maryland (10/17/2021). (c) Jim Brighton, some rights reserved (CC BY-NC).

View Record Details Photo by Jim Brighton MBP List

Spiny Witch Hazel Gall Aphid in Prince George's Co., Maryland (5/22/2024). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 1022948 - Psn: 178)

Spiny Witch Hazel Gall Aphid in Prince George's Co., Maryland (5/22/2024). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Spiny Witch Hazel Gall Aphid in Garrett Co., Maryland (7/10/2021). (c) tomfeild, some rights reserved (CC BY-NC).

View Record Details Photo by Tom Feild MBP List

Spiny Witch Hazel Gall Aphid in Frederick Co., Maryland (7/3/2022). (c) Anne DeNovo, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 597468 - Psn: 182)

Spiny Witch Hazel Gall Aphid in Frederick Co., Maryland (7/3/2022). (c) Anne DeNovo, some rights reserved (CC BY-NC).

View Record Details Photo by Anne DeNovo via iNaturalist MBP List

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (8/28/2021). (c) David Stern, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 439174 - Psn: 185)

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (8/28/2021). (c) David Stern, some rights reserved (CC BY).

View Record Details Photo by David Stern via iNaturalist MBP List

Spiny Witch Hazel Gall Aphid in Calvert Co., Maryland (5/14/2023). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 801922 - Psn: 185)

Spiny Witch Hazel Gall Aphid in Calvert Co., Maryland (5/14/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (5/20/2023). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 806706 - Psn: 185)

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (5/20/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Spiny Witch Hazel Gall Aphid in Baltimore City, Maryland (5/7/2023). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 1207481 - Psn: 188)

Spiny Witch Hazel Gall Aphid in Baltimore City, Maryland (5/7/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Spiny Witch Hazel Gall Aphid in Baltimore City, Maryland (10/29/2022). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 676189 - Psn: 194)

Spiny Witch Hazel Gall Aphid in Baltimore City, Maryland (10/29/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Spiny Witch Hazel Gall Aphid in Baltimore City, Maryland (10/29/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

A Spiny Witch Hazel Gall Aphid in Allegany Co., Maryland (5/14/2015).

View Record Details Photo by Andy Gougherty MBP List

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A Spiny Witch Hazel Gall Aphid in Baltimore Co., Maryland (8/26/2018). View Record Details Media by Ashley Bradford.

Spiny Witch Hazel Gall Aphid in Carroll Co., Maryland (8/17/2014). View Record Details Media by Jim Brighton.

Spiny Witch Hazel Gall Aphid in Frederick Co., Maryland (Date obscured). (c) johnbotany, some rights reserved (CC BY-NC). View Record Details Media by John Hall.

Spiny Witch Hazel Gall Aphid in Garrett Co., Maryland (7/10/2021). (c) tomfeild, some rights reserved (CC BY-NC). View Record Details Media by Tom Feild.

Spiny Witch Hazel Gall Aphid in Queen Anne's Co., Maryland (5/17/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

Spiny Witch Hazel Gall Aphid in Caroline Co., Maryland (6/14/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

Spiny Witch Hazel Gall Aphid in Wicomico Co., Maryland (10/17/2021). (c) Jim Brighton, some rights reserved (CC BY-NC). View Record Details Media by Jim Brighton.

Spiny Witch Hazel Gall Aphid in Prince George's Co., Maryland (5/22/2024). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

Spiny Witch Hazel Gall Aphid in Garrett Co., Maryland (7/10/2021). (c) tomfeild, some rights reserved (CC BY-NC). View Record Details Media by Tom Feild.

Spiny Witch Hazel Gall Aphid in Frederick Co., Maryland (7/3/2022). (c) Anne DeNovo, some rights reserved (CC BY-NC). View Record Details Media by Anne DeNovo via iNaturalist.

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (8/28/2021). (c) David Stern, some rights reserved (CC BY). View Record Details Media by David Stern via iNaturalist.

Spiny Witch Hazel Gall Aphid in Calvert Co., Maryland (5/14/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

Spiny Witch Hazel Gall Aphid in Montgomery Co., Maryland (5/20/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

Spiny Witch Hazel Gall Aphid in Baltimore City, Maryland (5/7/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

Spiny Witch Hazel Gall Aphid in Baltimore City, Maryland (10/29/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

A Spiny Witch Hazel Gall Aphid in Allegany Co., Maryland (5/14/2015). View Record Details Media by Andy Gougherty.