Pseudomonas syringae

**Definition:** A species of gram-negative, fluorescent, phytopathogenic bacteria in the genus PSEUDOMONAS. It is differentiated into approximately 50 pathovars with different plant pathogenicities and host specificities.

**Tree numbers:** - B03.440.400.425.625.625.770 - B03.660.250.580.590.770

**Synonyms:** - Pseudomonas syringae subsp. syringae