Persicaria bistorta (L.) Samp.

Medicinal parts:Rhizome

Native to:Albania, Altay, Amur, Assam, Austria, Baltic States, Belarus, Belgium, Bulgaria, Buryatiya, Central European Rus, China North-Central, China South-Central, China Southeast, Chita, Czechoslovakia, East European Russia, France, Germany, Great Britain, Greece, Hungary, Inner Mongolia, Iran, Iraq, Irkutsk, Italy, Japan, Khabarovsk, Korea, Krasnoyarsk, Krym, Manchuria, Morocco, Nepal, Netherlands, North Caucasus, North European Russi, Northwest European R, Pakistan, Poland, Portugal, Primorye, Qinghai, Romania, Sakhalin, South European Russi, Spain, Switzerland, Tibet, Transcaucasus, Turkey, Tuva, Ukraine, West Himalaya, West Siberia, Yakutskiya, Yugoslavia

Introduced into:Denmark, Finland, Iceland, Ireland, Maine, Massachusetts, Newfoundland, Norway, Nova Scotia, Sweden, Vermont

Homotypic Synonyms：Persicaria bistorta (L.) Samp. ，Polygonon bistortum (L.) St.-Lag. I，Polygonum bistorta L. 

Original plants and herbarium: