Polygonum aviculare

Common knotgrass

Polygonum aviculare, commonly known as knotgrass, is a resilient, creeping herb found globally in disturbed soils. Valued in traditional medicine, it possesses potent anti-inflammatory, antimicrobial, and antioxidant properties. Often used to support skin health and digestive wellness, this versatile plant offers significant therapeutic potential in natural healing practices.

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

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified within the phylum Streptophyta and the class Equisetopsida. Specifically, it is a member of the subclass Magnoliidae and the order Caryophyllales. It is further categorized under the family Polygonaceae within 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 aviculare, is referred to by various common names depending on the language and region. In Poland, it is called rdest ptasi, while in France, it is known as Renouée des oiseaux. Its name in Korean is 마디풀, and in Latvia, it is identified as Maura sūrane. Additionally, in the Maldivian language (Dhivehi), it is called Нар.
Language Common Name Source
pl rdest ptasi Wikidata
fr Renouée des oiseaux Wikidata
ko 마디풀 Wikidata
lv Maura sūrene Wikidata
mdf Нар Wikidata
de Vogelknöterich Wikidata
ba Күгүлән Wikidata
nl gewoon varkensgras Wikidata
sv Trampört Wikidata
ar عصا الراعي Wikidata

Distribution

This plant, known as Polygonum aviculare, exhibits a notable presence across several regions in Northern Europe. It is commonly found throughout the coastal and inland areas of Denmark. Its distribution extends further north to include the territories of Finland and Iceland. Additionally, this medicinal species can be observed growing within the archipelago of the Faroe Islands. Finally, the plant is well-established across the various landscapes of Great Britain.

Region Area Source
Northern Europe Denmark WCVP
Northern Europe Finland WCVP
Northern Europe Føroyar WCVP
Northern Europe Great Britain WCVP
Northern Europe Iceland WCVP
Northern Europe Ireland WCVP
Northern Europe Norway WCVP
Northern Europe Svalbard WCVP
Northern Europe Sweden WCVP
Middle Europe Austria WCVP

Chemicals

Polygonum aviculare has 12 reported phytochemicals identified across 12 scientific publications and several other databases. The most consistently reported chemicals include 5,6,7,4'-tetramethoxyflavanone, acteoside, anthraquinones, caffeic acid, ethyl caffeate.

Total chemicals
12
Scientific sources
12

Most Reported Compounds

Compound Sources Confidence
5,6,7,4'-tetramethoxyflavanone 1 ★☆☆☆☆
acteoside 1 ★☆☆☆☆
anthraquinones 1 ★☆☆☆☆
caffeic acid 1 ★☆☆☆☆
ethyl caffeate 1 ★☆☆☆☆
gallic acid 1 ★☆☆☆☆
oleanolic acid 1 ★☆☆☆☆
p-coumaric acid 1 ★☆☆☆☆
polydatin 1 ★☆☆☆☆
resveratrol 1 ★☆☆☆☆

Medicinal Uses

Polygonum aviculare has 12 reported medicinal uses identified across 12 scientific publications and several other databases. The most consistently reported uses include arthritis, diarrhea, gastroduodenal ulcer, hemorrhage, hemorrhoids.

Total uses
12
Scientific sources
12

Most Reported Uses

Use Sources Confidence
arthritis 1 ★☆☆☆☆
diarrhea 1 ★☆☆☆☆
gastroduodenal ulcer 1 ★☆☆☆☆
hemorrhage 1 ★☆☆☆☆
hemorrhoids 1 ★☆☆☆☆
hypertension 1 ★☆☆☆☆
liver fibrosis 1 ★☆☆☆☆
nephrolithiasis 1 ★☆☆☆☆
obesity 1 ★☆☆☆☆
rheumatic disease 1 ★☆☆☆☆