''Samsonia'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

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 wall ...

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

in the family

Yersiniaceae The Yersiniaceae are a family of Gram-negative bacteria that includes some familiar pathogens. For example, the type genus ''Yersinia'' includes ''Yersinia pestis'', the causative agent of plague. This family is a member of the order Enterobacter ...

. Species within this genus were originally found in the bark of diseased '' Erythrina'' trees. Among bacterial plant pathogens within the Enterobacterales, ''Samsonia'' species may be most closely related to '' Pectobacterium'' species. Until now, only one species of this genus has been described (''S. erythrinae'').LSPN lpsn.dsmz.de
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References

Gram-negative bacteria Monotypic bacteria genera Bacteria genera {{Enterobacterales-stub