Xanthomonas oryzae pathovar oryzae B (Xanthomonas campestris pathovar oryzae)
An aerobic, oxidase-positive, gram-negative bacillus that produces yellow pigmented colonies. This organism has been identified as belonging to Group B using the Biolog classification system. It has been isolated from plants and is a plant pathogen. There have not been any reports of human or animal infections.