![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgqDln0gFEhXNUfJc91MhiE46yFvQNWb8f56Fd_PVSspxUVhUXsnuRanJLWV3aY5GPFfcedZ5Xbv66O0CZosjQirm6w0oH_3IR2jVfYzDASPqSZMJOtYVpBa5GFqnFZUo-HEbr7hHNnj52J/s280/201120+030.jpg)
Downtown strolls always turn up interesting things. A close look at trees in the North Avenue Commercial Historic District revealed this excrescence, most likely a gall.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi6U9i8PlV2zafgOdDy3JvnWNc-6GDwoHKKm_7GM-gJvRxgqpIMxQrrV2JyOTANnnuJJtA2zpdn-sP5xLdAs7nzOjK75ZpAvW1j2jc1gxZqd0oSslLEJX1WZDiOmQm8IDVljarfmWHlumeQ/s280/201120+027.jpg)
Galls are usually caused by insects and are often specific to the hosts. These galls were on what looked like a volunteer Little Leaf Linden growing inside a metal enclosure for a Ginkgo tree.
To learn more about galls, click
here.
--Bernice
I have also noticed many evergreen type bushes are turning brown. From lack of h2o, I think not. Maybe be some type of disease , need a supesloth to look into it. Any volunteers ?
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