Sharp-flowered Rush - Juncus acutiflorus


Plant with far creeping rhizomes. It is erect and patch-forming the stems from 30 to 100 cm each with 2 to 4 rounded leaves which have conspicuous cross partitions only. Inflorescence rarely diverging at more than 90 degrees from stem with red or chestnut brown perianth segments lanceolate and sharp pointed.

Similar Species

Jointed Rush is similar but grows with curved stems, compared to the straight stems of Sharp-flowered Rush.

Identification difficulty
Recording advice

The County Recorder has asked for a specimen of this plant to be retained for verification


Wet meadows and marshy places.

When to see it

July to September.

Life History


UK Status

Frequent throughout Britain.

VC55 Status

Fairly frequent in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 116 of the 617 tetrads.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map