The common name of persicaria hydropiper, water pepper, refers to the spicy-tasting leaves.
Main flower color:
Most areas of the British Isles; least common in northern and eastern Scotland
Up to 70 cm
Damp, exposed ground, margins of lakes, ponds and streams
Pink, pale green or nearly white, arranged in a narrow, elongated, unbranched spike, usually drooping towards the tip. Flowers have five tepals, six stamens and two stigmas
Narrowly lanceolate, stalkless, finely ciliate, otherwise hairless. Up to 10 cm long, with stipules at the base
June to September