Sea rush is a common name for several rushes in the genus ''Juncus'' and may refer to:
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Juncus kraussii
''Juncus kraussii'' commonly known as salt marsh rush, sea rush, jointed rush, matting rush or dune slack rush, is of the monocot family Juncaceae and genus Juncus. It grows in salt marshes, estuarine and coastal areas.
This species is ideal a ...
'', native to the Southern hemisphere
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Juncus maritimus
''Juncus maritimus'', known as the sea rush, is a species of rush that grows on coastlines. It is sometimes considered conspecific with '' Juncus kraussii''.
It has a wide distribution across the western Palearctic realm (all of Europe, western ...
'', native to the Northern hemisphere
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