Persicaria bicornis (Pink Knotweed) is a species of herb in the family Polygonaceae. They have a self-supporting growth form. They are native to South America. They have simple, broad leaves and achenes. Flowers are visited by Bibio pallipes, Pearl Crescent, Chalcosyrphus nemorum, and Typocerus lugubris.
EOL has data for 14 attributes, including: