Chromobacterium is a genus of Gram-negative rod-shaped bacteria.:279 Currently, eleven species within the genus are known, two of those are Chromobacterium violaceum and Chromobacterium subtsugae; the latter was discovered by scientists at the Agricultural Research Service in Beltsville, Maryland.
^James, William D.; Berger, Timothy G.; et al. (2006). Andrews' Diseases of the Skin: clinical Dermatology. Saunders Elsevier. ISBN0-7216-2921-0.
^ abMartin, Phyllis A. W.; Gundersen-Rindal, Dawn; Blackburn, Michael; Buyer, Jeffrey (May 2007). "Chromobacterium subtsugae sp. nov., a betaproteobacterium toxic to Colorado potato beetle and other insect pests". International Journal of Systematic and Evolutionary Microbiology. 57 (5): 993–999. PMID17473247. doi:10.1099/ijs.0.64611-0.