pseudomonas blatchfordae pseudomonas blatchfordae "pseudomonas blatchfordae" is a gram-negative soil bacteria isolated from tomato pith necrosis and the common bean (phaseolus vulgaris). it is not a validly recognized species. based on 16s rrna analysis, it falls within the p. fluorescens group. pseudomonas blatchfordae scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: pseudomonadaceae genus: pseudomonas species: p. blatchfordae binomial name pseudomonas blatchfordaeblatchford and schuster 1980 type strain cfbp 3280 ncppb 3374