Amphibious Bistort - Persicaria amphibia

    Description

    Short to medium height (max 60 cm). It is a creeping plant rooting at the nodes, and has both terrestrial and aquatic forms. Flowers deep pink in short, dense, broad and often solitary spikes.

    Similar Species

    When on dry land, can be confused with other Persicaria

    Identification difficulty
    ID guidance

    In flower, the stamens are exserted (stick out beyond the tepals).  Often several flowerheads per stem. Leaves can be black-blotched; truncate to cordate at base

    Recording advice

    Photos in aquatic state, or in flower showing stamens

    Habitat

    In or close to still or slow flowing water.

    When to see it

    June to September.

    Life History

    Perennial.

    UK Status

    Fairly frequent throughout Britain.

    VC55 Status

    Fairly frequent in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 200 of the 617 tetrads.

    In the current Checklist (Jeeves, 2011) it is listed as Native, Locally Frequent

     

    Leicestershire & Rutland Map

    UK Map