Maryland Biodiversity Project - Oak Pea Gall Wasp (Acraspis pezomachoides)

Oak Pea Gall Wasp Acraspis pezomachoides Osten Sacken, 1862

Kingdom Animalia > Phylum Arthropoda > Class Insecta > Order Hymenoptera > Family Cynipidae > Genus Acraspis Oak Pea Gall Wasp - Acraspis pezomachoides - https://www.marylandbiodiversity.com/view/21410

Relationships:

Forms galls on veins of white oak (Quercus alba). "Spherical or ellipsoidal, naked and faceted to spiny, young galls light green, rose-tinted, becoming yellow or brown, spines when present purplish red, diameter 1/4 inch, two-celled. (BugGuide)

Records:

There are 35 records in the project database.

Links:

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Seasonality:

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Oak Pea Gall Wasp in Frederick Co., Maryland (2/15/2020). (c) Emilio Concari, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 342704 - Psn: 24)

Oak Pea Gall Wasp in Frederick Co., Maryland (2/15/2020). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/20/2021). (c) Emily Summerbell, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 399394 - Psn: 142)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/20/2021). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

An Oak Pea Gall Wasp leaf gall in Harford Co., Maryland (11/22/2021). (Photo ID: 503779 - Psn: 145)

An Oak Pea Gall Wasp leaf gall in Harford Co., Maryland (11/22/2021). Photo by Dave Webb. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/13/2023). (c) Katja Schulz, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 865080 - Psn: 145)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/13/2023). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Baltimore Co., Maryland (2/27/2022). (c) Emilio Concari, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 529769 - Psn: 154)

Oak Pea Gall Wasp in Baltimore Co., Maryland (2/27/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Oak Pea Gall Wasp in Anne Arundel Co., Maryland (9/29/2021). (c) Timothy Reichard, all rights reserved. (Photo ID: 565168 - Psn: 154)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/20/2021). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Carroll Co., Maryland (6/26/2021). (c) adam nickey, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 403532 - Psn: 155)

Oak Pea Gall Wasp in Carroll Co., Maryland (6/26/2021). (c) adam nickey, some rights reserved (CC BY-NC). Photo by adam_nickey via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Baltimore Co., Maryland (2/27/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Oak Pea Gall Wasp in Howard Co., Maryland (9/10/2022). (c) Jane Hartman, all rights reserved. (Photo ID: 645127 - Psn: 155)

Oak Pea Gall Wasp in Anne Arundel Co., Maryland (3/5/2023). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 761838 - Psn: 155)

Oak Pea Gall Wasp in Anne Arundel Co., Maryland (3/5/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/13/2023). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/20/2021). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Anne Arundel Co., Maryland (3/5/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/8/2023). (c) Sam Kieschnick, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 822460 - Psn: 165)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/8/2023). (c) Sam Kieschnick, some rights reserved (CC BY). Photo by Sam Kieschnick via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (6/20/2021). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Anne Arundel Co., Maryland (9/29/2021). (c) Timothy Reichard, all rights reserved. (Photo ID: 565169 - Psn: 166)

Oak Pea Gall Wasp in Carroll Co., Maryland (11/13/2022). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 684526 - Psn: 166)

Oak Pea Gall Wasp in Carroll Co., Maryland (11/13/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Oak Pea Gall Wasp in Harford Co., Maryland (9/6/2023). (c) kidneymoth, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 883908 - Psn: 166)

Oak Pea Gall Wasp in Harford Co., Maryland (9/6/2023). (c) kidneymoth, some rights reserved (CC BY-NC). Photo by kidneymoth via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (7/22/2023). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 852519 - Psn: 174)

Oak Pea Gall Wasp in Montgomery Co., Maryland (7/22/2023). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (8/17/2023). (c) Emily Summerbell, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 875619 - Psn: 175)

Oak Pea Gall Wasp in Montgomery Co., Maryland (8/17/2023). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (9/16/2023). (c) Emily Summerbell, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 892375 - Psn: 175)

Oak Pea Gall Wasp in Montgomery Co., Maryland (9/16/2023). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (7/24/2023). (c) Emily Summerbell, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>). (Photo ID: 853145 - Psn: 178)

Oak Pea Gall Wasp in Montgomery Co., Maryland (7/24/2023). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Carroll Co., Maryland (7/25/2023). (c) entymologyeah, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 854119 - Psn: 178)

Oak Pea Gall Wasp in Carroll Co., Maryland (7/25/2023). (c) entymologyeah, some rights reserved (CC BY-NC). Photo by entymologyeah via iNaturalist. (MBP list)

Oak Pea Gall Wasp in St. Mary's Co., Maryland (7/31/2023). (c) jtylerbell, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 858755 - Psn: 178)

Oak Pea Gall Wasp in St. Mary's Co., Maryland (7/31/2023). (c) jtylerbell, some rights reserved (CC BY-NC). Photo by Tyler Bell. (MBP list)

Oak Pea Gall Wasp in Anne Arundel Co., Maryland (9/29/2021). (c) Timothy Reichard, all rights reserved. (Photo ID: 565171 - Psn: 185)

Oak Pea Gall Wasp in Prince George's Co., Maryland (12/3/2021). (c) Jenny Glenn, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 493024 - Psn: 188)

Oak Pea Gall Wasp in Prince George's Co., Maryland (12/3/2021). (c) Jenny Glenn, some rights reserved (CC BY-NC). Photo by Jenny Glenn via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (7/24/2023). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Anne Arundel Co., Maryland (12/3/2022). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 697177 - Psn: 211)

Oak Pea Gall Wasp in Anne Arundel Co., Maryland (12/3/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (8/17/2023). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Baltimore City, Maryland (11/26/2022). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 692451 - Psn: 215)

Oak Pea Gall Wasp in Baltimore City, Maryland (11/26/2022). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Oak Pea Gall Wasp in Montgomery Co., Maryland (8/17/2023). (c) Emily Summerbell, some rights reserved (CC BY). Photo by Emily Summerbell, Ph.D. via iNaturalist. (MBP list)

Oak Pea Gall Wasp in Howard Co., Maryland (1/27/2024). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 955460 - Psn: 222)

Oak Pea Gall Wasp in Howard Co., Maryland (1/27/2024). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Oak Pea Gall Wasp in Allegany Co., Maryland (11/4/2022). (c) Deborah Barber, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 681062 - Psn: 225)

Oak Pea Gall Wasp in Allegany Co., Maryland (11/4/2022). (c) Deborah Barber, some rights reserved (CC BY-NC). Photo by Deborah Barber via iNaturalist. (MBP list)

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