Persicaria filiformis

Persicaria filiformis, commonly known as Threadleaf Knotweed, is a unique trailing medicinal herb valued in traditional practices. Characterized by its delicate, thread-like foliage, this plant is often utilized for its purported anti-inflammatory and restorative properties. It serves as a fascinating subject for those exploring botanical healing and natural remedies.

  • Scientific name: Persicaria filiformis
  • Family: Polygonaceae
  • Native range: Europe

Taxonomical Classification

This plant belongs to the kingdom Plantae within the phylum Streptophyta and is classified under the class Equisetopsida and subclass Magnoliidae. It is further organized into the order Caryophyllales and the family Polygonaceae. Finally, its taxonomic identity is defined by the genus Persicaria.

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

Common Names

This plant, Persicaria filiformis, is recognized by various common names across different linguistic regions. In Chinese, it is known as 金线草 (zh-tw), 金线草 (zh), and 金线草 (zh-hans). In Japanese, it is referred to as ミズヒキ (ja), while in Korean, its common name is 이삭여뀌 (ko).
Language Common Name Source
zh-tw 金線草 Wikidata
ja ミズヒキ Wikidata
ko 이삭여뀌 Wikidata
zh 金线草 Wikidata
zh-hans 金线草 Wikidata
zh-cn 金线草 Wikidata
zh 九龙盘 Wikidata
zh 水引 Wikidata

Distribution

This plant exhibits a wide-ranging geographical distribution that spans across several distinct regions. In Southeastern Europe, it can be found growing in Italy. Its range extends significantly eastward into the Russian Far East, specifically within the Kuril Islands. Within China, the species is widely distributed across the North-Central, South-Central, and Southeast territories. Together, these locations highlight the broad ecological adaptability of Persicaria filiformis.

Region Area Source
Southeastern Europe Italy WCVP
Russian Far East Kuril Is. WCVP
China China South-Central WCVP
China China North-Central WCVP
China China Southeast WCVP
Eastern Asia Japan WCVP
Eastern Asia Korea WCVP
Eastern Asia Nansei-shoto WCVP
Eastern Asia Taiwan WCVP
Indian Subcontinent East Himalaya WCVP

Plant Parts

This plant, known scientifically as Persicaria filiformis, is characterized as a slender, creeping herb that typically grows in moist or marshy habitats. As a herbaceous species, it lacks woody tissue, instead utilizing its delicate, thread-like stems to spread across the ground or weave through surrounding vegetation. The medicinal properties of this herb are often derived from its entire soft structure, which is utilized in various traditional remedies.
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Scientific sources
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Plant Part Sources Confidence
herb 1 ★☆☆☆☆