''Methylorosula'' is a

Gram-negative Gram-negative bacteria are bacteria that, unlike gram-positive bacteria, do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation. Their defining characteristic is that their cell envelope consists ...

genus of bacteria from the family of

Beijerinckiaceae The Beijerinckiaceae are a family of Hyphomicrobiales named after the Dutch microbiologist Martinus Willem Beijerinck. '' Beijerinckia'' is a genus of free-living aerobic nitrogen-fixing bacteria. Acidotolerant ''Beijerinckiaceae'' has been show ...

, with one known species ('' Methylorosula polaris'').

References

Further reading