''Oreojuncus'' is a small genus of flowering plants in the rush family
Juncaceae
Juncaceae is a family of flowering plants, commonly known as the rush family. It consists of 8 genera and about 464 known species of slow-growing, rhizomatous, herbaceous monocotyledonous plants that may superficially resemble grasses and s ...
, found in the eastern United States, eastern Canada, Greenland, Iceland, the Faroes, most of Europe, northern Russia, western Siberia and the Altai.
Their chromosome number is 2n=30 (x=15), whereas ''
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 ...
'', from which they were split, has x=20.
Species
Currently accepted species include:
*''
Oreojuncus monanthos
''Oreojuncus'' is a small genus of flowering plants in the rush family Juncaceae, found in the eastern United States, eastern Canada, Greenland, Iceland, the Faroes, most of Europe, northern Russia, western Siberia and the Altai. Their chromosom ...
''
(Jacq.) Záv.Drábk. & Kirschner
*''
Oreojuncus trifidus
''Oreojuncus trifidus'' is a species of rush known by the common names highland rush and three-leaved rush. It is native to the Northern Hemisphere, where it is an arctic/montane species with an amphi-atlantic distribution.
Description
''Oreojun ...
''
(L.) Záv.Drábk. & Kirschner
References
Poales genera
Juncaceae
{{Poales-stub