''Juncus stygius'', called the bog rush and moor rush, is a species of flowering plant in the genus ''

Juncus ''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species. Description Rushes of the genus ''Juncus'' are herbaceous plants that superfic ...

'', with a high circumboreal distribution, never reaching further south than Switzerland, Korea and Upstate New York.

Subtaxa

The following subspecies are currently accepted: *''Juncus stygius'' subsp. ''americanus'' (Buchenau) Hultén – Korea, Pacific coastal Russia, Alaska, Canada, United States *''Juncus stygius'' subsp. ''stygius'' – Eurasia less Korea and Pacific coastal Russia

References

stygius Taxa named by Carl Linnaeus Plants described in 1759 {{Poales-stub