Polygonum cognatum

Polygonum cognatum, commonly known as knotweed, is a versatile medicinal plant valued in traditional herbalism. Characterized by its resilient structure, this species possesses unique bioactive compounds often used to address inflammatory conditions and promote healing. Understanding its botanical properties offers fascinating insights into natural pharmacology and holistic wellness practices.

  • Scientific name: Polygonum cognatum
  • Family: Polygonaceae
  • Native range: Europe

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Caryophyllales, it is classified under the family Polygonaceae. Finally, it is identified by the genus Polygonum.

Rank Classification Source
Kingdom Plantae WCVP
Phylum Streptophyta WCVP
Class Equisetopsida WCVP
Subclass Magnoliidae WCVP
Order Caryophyllales WCVP
Family Polygonaceae WCVP
Genus Polygonum WCVP

Common Names

This plant, known scientifically as Polygonum cognatum, is referred to by various common names depending on the region and language. In Chinese, it is known as 岩蓼 (zh-hans, zh-hant, zh-hk, and zh), while in Turkish, it is commonly called Madımak (tr).
Language Common Name Source
zh-hans 岩蓼 Wikidata
zh-hant 岩蓼 Wikidata
zh-hk 岩蓼 Wikidata
tr Madımak Wikidata
zh 岩蓼 Wikidata
diq Nanê mıriçıkan Wikidata
zh-cn 岩蓼 Wikidata
zh-tw 岩蓼 Wikidata
mk сродна подворка Wikidata
tr Madımalak Wikidata

Distribution

This plant exhibits a diverse range of habitats across the European continent and parts of Northern Asia. In Northern Europe, its presence can be identified within the borders of Great Britain. Moving toward the south, it is found throughout Southwestern Europe, specifically in France. Its distribution extends into Southeastern Europe in Bulgaria and reaches the Baltic States in Eastern Europe. Finally, the species reaches into the Siberian region, specifically located in the Altay mountains.

Region Area Source
Northern Europe Great Britain WCVP
Southwestern Europe France WCVP
Southeastern Europe Bulgaria WCVP
Eastern Europe Baltic States WCVP
Siberia Altay WCVP
Central Asia Kazakhstan WCVP
Central Asia Kirgizstan WCVP
Central Asia Turkmenistan WCVP
Central Asia Tadzhikistan WCVP
Central Asia Uzbekistan WCVP

Chemicals

Polygonum cognatum has 6 reported phytochemicals identified across 6 scientific publications and several other databases. The most consistently reported chemicals include apigenin-7-O-glucoside, chlorogenic acid, kaempferol, luteolin-4'-O-glucoside, quercetin.

Total chemicals
6
Scientific sources
6

Most Reported Compounds

Compound Sources Confidence
apigenin-7-O-glucoside 1 ★☆☆☆☆
chlorogenic acid 1 ★☆☆☆☆
kaempferol 1 ★☆☆☆☆
luteolin-4'-O-glucoside 1 ★☆☆☆☆
quercetin 1 ★☆☆☆☆
rutin 1 ★☆☆☆☆

Activities

Polygonum cognatum has 5 reported activities identified across 8 scientific publications and several other databases. The most consistently reported activities include Antioxidant, Antidiabetic, Antibacterial, Antimicrobial, Antiproliferative.

Total activities
5
Scientific sources
8

Most Reported Activities

Activity Sources Confidence
Antioxidant 3 ★★☆☆☆
Antidiabetic 2 ★☆☆☆☆
Antibacterial 1 ★☆☆☆☆
Antimicrobial 1 ★☆☆☆☆
Antiproliferative 1 ★☆☆☆☆