Gall (or burl) on an oak tree trunk, possibly crown gall caused by Agrobacterium tumefaciens.

Size: 3347px × 5020px
Location: Massachusetts, USA
Photo credit: © Custom Life Science Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: agrobacterium, alphaproteobacteria, bacteria, bacterium, burl, burls, disease, diseased, diseases, gall, galls, islc, oak, oaks, plant, plants, tree, trees, tumefaciens