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Oak Pea Gall

Acraspis pezomachoides


very hard. 1-1.5 cm across.


oak leaf. Cades Cove, Great Smoky Mountains NP

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sarah in the woods
sarah in the woods 7 years ago

yes, I see. Thanks, Tom.

Tom15 7 years ago

It's most likely the Oak Pea Gall.

sarah in the woods
sarah in the woods 7 years ago

It was white oak - so, Acraspis erinacei?

Tom15 7 years ago

This is a Cynipid wasp gall in the genus Acrapsis. The host plant is important in determining the species.

Tennessee, USA

Spotted on Dec 21, 2013
Submitted on Dec 22, 2013

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