Polygonum

Polygonum, commonly known as knotweed, is a diverse genus of herbaceous plants valued in traditional medicine. Renowned for its antioxidant and anti-inflammatory properties, various species are utilized to treat skin conditions, promote wound healing, and support cardiovascular health. Its resilient nature makes it a significant subject in ethnobotany.

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

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and class Equisetopsida. Within the subclass Magnoliidae and order Caryophyllales, it is further categorized into the family Polygonaceae. Ultimately, it is identified under 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, belonging to the genus Polygonum, is known by various common names across different linguistic regions. In Simplified Chinese, it is referred to as 萹蓄屬 (zh-hans) and 萹蓄屬 (zh-cn), while in Traditional Chinese, it is identified as 蓼屬 (zh-hant) and 蓼屬 (zh-hk). Additionally, in Singapore, the common name used is 蓼属 (zh-sg).
Language Common Name Source
zh-hans 萹蓄屬 Wikidata
zh-hant 蓼屬 Wikidata
zh-hk 蓼屬 Wikidata
zh-cn 萹蓄屬 Wikidata
zh-sg 蓼属 Wikidata
zh-tw 蓼屬 Wikidata
pl Rdest Wikidata
et Kirburohi Wikidata
de Vogelknöteriche Wikidata
ja タデ属 Wikidata

Distribution

This plant exhibits a specific geographical range concentrated within the regions of Northern Europe. Its distribution can be found across various island territories, including the Faroe Islands and Iceland. In mainland areas, the species is documented in Denmark and Finland. Additionally, the plant is known to inhabit parts of Great Britain. These locations collectively define the northern limits of its natural presence.

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

Plant Parts

This plant is primarily utilized in traditional medicine through the use of its dried aerial parts. These components, which encompass the stems and leaves harvested above the ground, are carefully processed and dried to preserve their therapeutic properties. Once prepared, these dried aerial parts serve as the foundational material for various medicinal preparations, ensuring that the plant's bioactive compounds are stabilized for effective use.
Total parts
1
Scientific sources
1
Plant Part Sources Confidence
dried aerial parts 1 ★☆☆☆☆

Chemicals

Polygonum has 6 reported phytochemicals identified across 6 scientific publications and several other databases. The most consistently reported chemicals include Emodin, Polydatin, anthraquinones, flavonoids, resveratrol.

Total chemicals
6
Scientific sources
6

Most Reported Compounds

Compound Sources Confidence
Emodin 1 ★☆☆☆☆
Polydatin 1 ★☆☆☆☆
anthraquinones 1 ★☆☆☆☆
flavonoids 1 ★☆☆☆☆
resveratrol 1 ★☆☆☆☆
stilbenes 1 ★☆☆☆☆

Activities

Polygonum has 4 reported activities identified across 4 scientific publications and several other databases. The most consistently reported activities include Antifibrotic, Antiproliferative, Antitumor, Cardiovascular.

Total activities
4
Scientific sources
4

Most Reported Activities

Activity Sources Confidence
Antifibrotic 1 ★☆☆☆☆
Antiproliferative 1 ★☆☆☆☆
Antitumor 1 ★☆☆☆☆
Cardiovascular 1 ★☆☆☆☆

Medicinal Uses

Polygonum has 1 reported medicinal uses identified across 1 scientific publications and several other databases. The most consistently reported uses include metastasis.

Total uses
1
Scientific sources
1

Most Reported Uses

Use Sources Confidence
metastasis 1 ★☆☆☆☆