''Phyllobacterium leguminum'' is a

Gram-negative Gram-negative bacteria are bacteria that do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation. They are characterized by their cell envelopes, which are composed of a thin peptidoglycan cell wa ...

bacteria Bacteria (; singular: bacterium) are ubiquitous, mostly free-living organisms often consisting of one Cell (biology), biological cell. They constitute a large domain (biology), domain of prokaryotic microorganisms. Typically a few micrometr ...

from the genus of '' Phyllobacterium'' which was isolated from root nodules from the plants Argyrolobium uniflorum and Astragalus algerianus.UniProt
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References

Phyllobacteriaceae Bacteria described in 2006 {{Phyllobacteriaceae-stub