Wednesday, June 5, 2013

Galls on elm leaves


Elm leaves with a lot of galls.  Probably eriophyid mites that are causing the galls.  In Cumberland Park in West Lafayette, June 1, 2013.

Link to eriophyid mites:

The tree is either American elm (Ulmus americana) or it could be red elm (Ulmus rubra).

Link to Ulmus americana:

Link to Ulmus rubra:


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