''Janibacter limosus'' is a species of

Gram positive In bacteriology, gram-positive bacteria are bacteria that give a positive result in the Gram stain test, which is traditionally used to quickly classify bacteria into two broad categories according to their type of cell wall. Gram-positive bact ...

, strictly aerobic,

bacterium 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 a ...

. The species was initially isolated from sludge from a wastewater treatment plant in

Jena Jena () is a German city and the second largest city in Thuringia. Together with the nearby cities of Erfurt and Weimar, it forms the central metropolitan area of Thuringia with approximately 500,000 inhabitants, while the city itself has a po ...

Germany Germany, officially the Federal Republic of Germany (FRG),, is a country in Central Europe. It is the most populous member state of the European Union. Germany lies between the Baltic and North Sea to the north and the Alps to the sou ...

. The species was first described in 1997, and the species name is derived from Latin ''limosus'' (muddy). ''J. limosus'' was the first species assigned to ''Janibacter'', and is the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen( ...

for the genus. The optimum growth temperature for ''J. limosus'' is 28 °C, and can grow in temperatures in the 4-40 °C range. The optimum pH is 7.0-8.0, and can grow in 6.0-12.0.

References

Intrasporangiaceae Bacteria described in 1997 {{Actinobacteria-stub