''Chromobacterium'' is a genus of

Gram-negative Gram-negative bacteria are bacteria that, unlike gram-positive bacteria, do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation. Their defining characteristic is that their cell envelope consists ...

rod-shaped bacteria. Currently, eleven species within the genus are known, two of those are ''

Chromobacterium violaceum ''Chromobacterium violaceum'' is a Gram-negative, facultative anaerobic, non-sporing coccobacillus. It is motile with the help of a single flagellum which is located at the pole of the coccobacillus. Usually, there are one or two more lateral ...

'' and ''Chromobacterium subtsugae''; the latter was discovered by scientists at the Agricultural Research Service in Beltsville, Maryland.

References

Neisseriales Bacteria genera {{Betaproteobacteria-stub