A gall from the wasp Andricus quercusstrobilanus in Howard Co., Maryland (9/6/2014). Photo by Richard Orr. (MBP list)
Andricus quercusstrobilanus in Howard Co., Maryland (9/28/2019). (c) Ashley M Bradford, some rights reserved (CC BY-NC). Photo by Ashley Bradford. (MBP list)
A gall of the wasp Andricus quercusstrobilanus in Baltimore Co., Maryland (9/14/2015). Photo by Barry Marsh. (MBP list)
Andricus quercusstrobilanus in Howard Co., Maryland (9/7/2020). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)
A gall of the wasp Andricus quercusstrobilanus in Prince George's Co., Maryland (8/30/2015). Photo by Rick Borchelt. (MBP list)
Andricus quercusstrobilanus in Caroline Co., Maryland (Date obscured). (c) johnbotany, some rights reserved (CC BY-NC). Photo by John Hall. (MBP list)
Andricus quercusstrobilanus in Prince George's Co., Maryland (3/16/2013). (c) botanygirl, some rights reserved (CC BY). Photo by botanygirl via iNaturalist. (MBP list)
Andricus quercusstrobilanus in Prince George's Co., Maryland (3/16/2013). (c) botanygirl, some rights reserved (CC BY). Photo by botanygirl via iNaturalist. (MBP list)
Andricus quercusstrobilanus in Montgomery Co., Maryland (9/3/2019). (c) crslocum, some rights reserved (CC BY-NC). Photo by crslocum via iNaturalist. (MBP list)
Andricus quercusstrobilanus in Prince George's Co., Maryland (10/1/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)
Andricus quercusstrobilanus in Caroline Co., Maryland (2/12/2022). (c) Jim Brighton, some rights reserved (CC BY-NC). Photo by Jim Brighton. (MBP list)
Andricus quercusstrobilanus in Caroline Co., Maryland (10/16/2023). (c) Wayne Longbottom, some rights reserved (CC BY-NC). Photo by Wayne Longbottom. (MBP list)
Andricus quercusstrobilanus in Caroline Co., Maryland (10/16/2023). (c) Wayne Longbottom, some rights reserved (CC BY-NC). Photo by Wayne Longbottom. (MBP list)
Andricus quercusstrobilanus in Caroline Co., Maryland (10/16/2023). (c) Wayne Longbottom, some rights reserved (CC BY-NC). Photo by Wayne Longbottom. (MBP list)