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White Oak Club Gall - Callirhytis clavula Globular, terminal swellings on white oak (Quercus alba).<br />
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Habitat: Hardwood forest<br />
<figure class="photo"><a href="https://www.jungledragon.com/image/77973/white_oak_club_gall_-_callirhytis_clavula.html" title="White Oak Club Gall - Callirhytis clavula"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/3232/77973_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=Bd64FYZSLjgJi5ViD2PFhV%2BPwE4%3D" width="200" height="164" alt="White Oak Club Gall - Callirhytis clavula Globular, terminal swellings on white oak (Quercus alba).<br />
<br />
Habitat: Hardwood forest<br />
https://www.jungledragon.com/image/77971/white_oak_club_gall_-_callirhytis_clavula.html<br />
https://www.jungledragon.com/image/77972/white_oak_club_gall_-_callirhytis_clavula.html Callirhytis clavula,Geotagged,Spring,United States,White Oak Club Gall Wasp" /></a></figure><br />
<figure class="photo"><a href="https://www.jungledragon.com/image/77972/white_oak_club_gall_-_callirhytis_clavula.html" title="White Oak Club Gall - Callirhytis clavula"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/3232/77972_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=mFdtCU3QNsF7nPe19UFciry59%2Bg%3D" width="200" height="154" alt="White Oak Club Gall - Callirhytis clavula Globular, terminal swellings on white oak (Quercus alba).<br />
<br />
Habitat: Hardwood forest<br />
https://www.jungledragon.com/image/77973/white_oak_club_gall_-_callirhytis_clavula.html<br />
https://www.jungledragon.com/image/77972/white_oak_club_gall_-_callirhytis_clavula.html Callirhytis clavula,Geotagged,Spring,United States,White Oak Club Gall Wasp" /></a></figure> Callirhytis,Callirhytis clavula,Cynipidae,Cynipidae gall,Geotagged,Spring,United States,White Oak Club Gall Wasp,gall,terminal twig swelling,wasp gall Click/tap to enlarge PromotedSpecies introCountry intro

    comments (2)

  1. That's a spectacular deformation! With "terminal" do you mean what I think it means? Posted 6 years ago
    1. By "terminal", I meant at/near the ends of branches. Some even will have what look like viable, little shoots coming out of the galls. Posted 6 years ago

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Callirhytis clavula is a wasp in the Cynipidae family that causes galls on white oak (Quercus alba).

Species identified by Christine Young
View Christine Young's profile

By Christine Young

All rights reserved
Uploaded Apr 24, 2019. Captured Mar 30, 2019 14:37 in 281 Main St S, Woodbury, CT 06798, USA.
  • Canon EOS 80D
  • f/7.1
  • 1/166s
  • ISO400
  • 100mm