Gall on a Oak Tree
![Image: Gall on a Oak Tree](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/EnvironmentalTopics_Diseases_00003.jpg?itok=I9OkR4E6)
Detailed Description
A gall (tissue swelling) on an unidentified oak, tree species in Windsor Great Park.
Sources/Usage
Public Domain.
A gall (tissue swelling) on an unidentified oak, tree species in Windsor Great Park.
Public Domain.