The Phyllobacteriaceae are a family of

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 ...

. The most common genus is ''

Mesorhizobium ''Mesorhizobium'' is a genus of Gram-negative soil bacteria. At least one, the nitrogen fixing species, ''Mesorhizobium loti'', forms symbiotic root nodules with plants in the genus '' Lotus''. Strain MAFF303099 of ''M. japonicum'' has been full ...

'' which contains some of the

rhizobia Rhizobia are diazotrophic bacteria that fix nitrogen after becoming established inside the root nodules of legumes (Fabaceae). To express genes for nitrogen fixation, rhizobia require a plant host; they cannot independently fix nitrogen. In gene ...

species.

Phylogeny

The currently accepted taxonomy is based on the

List of Prokaryotic names with Standing in Nomenclature List of Prokaryotic names with Standing in Nomenclature (LPSN) is an online database that maintains information on the naming and taxonomy of prokaryotes, following the taxonomy requirements and rulings of the International Code of Nomenclature ...

(LPSN). The phylogeny is based on whole-genome analysis.

Notes

References

Hyphomicrobiales {{Phyllobacteriaceae-stub