water pepper

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water pepper

n.
Either of two smartweeds that grow in moist habitats, Persicarea hydropiper, which has acrid-tasting leaves, or P. hydropiperoides, which has milder leaves.

water pepper

n
(Plants) any of several polygonaceous plants of the genus Polygonum, esp P. hydropiper, of marshy regions, having reddish stems, clusters of small greenish flowers, and acrid-tasting leaves