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Willow Apple Gall Sawfly

Pontania californica


Pink growth on leaves that appear to grow through them. It was seen on several leaves on the tree.


Willow in riparian area

No species ID suggestions


CindyBinghamKeiser 7 years ago

Thank you Kristal. Now I know where to start searching :)

KristalWatrous 7 years ago

They are some sort of insect-caused gall.

San Diego, California, USA

Lat: 33.06, Long: -117.07

Spotted on Oct 5, 2011
Submitted on Oct 5, 2011

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