General Information: This strain is a race 1 strain isolated from the tomato plant and is also pathogenic on Arabidopsis thaliana. It specifically invades the plant xylem. Plant pathogen. This organism is a phytopathogen that is found in the soil and causes systemic wilting disease in many important food crops such as tomatoes, potatoes, bananas, tobacco, pepper, peanut, ginger, and eucalyptus. It can infect plants found in over 50 different families and this pathogen can be carried asymptomatically in some species.