Marsh Arrowgrass - Triglochin palustris


    Short to medium tufted, erect plant reaching 40 or 50 cm. Leaves deeply grooved at base, only 2 mm wide with a short, fairly blunt ligule. Flower 2 to 3 mm long in a lax spike, green/ purple and often fringed.

    Identification difficulty
    Recording advice

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


    It is found in wet meadows, fens, stream banks and damp grassland usually on calcareous soils.

    When to see it

    Flowering time: June and July.

    Life History


    UK Status

    It occurs locally in the British Isles being more common in the north and in Wales.

    VC55 Status

    Now scarce in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 47 of the 617 tetrads.

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    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map