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Photo#590308
Gall id request - Andricus confertus

Gall id request - Andricus confertus
Davis, Yolo County, California, USA
October 25, 2011
Size: Approximated 0.7 - 1.5 cm
I think this is some kind of insect gall, they're exclusively attached to the center vein on the underside of Quercus lobata leaves and easily break into many parts.

Images of this individual: tag all
Gall id request - Andricus confertus Gall id request - Andricus confertus

Moved
Moved from ID Request.

There's a tree at the Honey B
There's a tree at the Honey Bee Haven that's lousy with these and other galls. It's spectacular, really. I was opening a bunch of them up just Tuesday.

I think you nailed it
Thanks.

It kinda looks like...
Andricus confertus, the Convoluted Gall Wasp.

http://bugguide.net/node/view/145060

A much closer looking example can be found here:

Joycegross.com - CA Oak Galls.

- Bill

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