pseudomonas palleroniana pseudomonas palleroniana pseudomonas palleroniana is a gram-negative bacterium that infects rice (oryza sativa). the type strain is cfbp 4389. pseudomonas palleroniana scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: pseudomonadaceae genus: pseudomonas species: p. palleroniana binomial name pseudomonas palleronianagardan, et al. 2002 synonyms pseudomonas palleronii