Polygonum thunbergii

Family: Polygonaceae

What it is like

A herb. It grows 50-70 cm tall. The leaves are 5-7 cm long. They are triangle shaped. They are prickly underneath. The flowers have hairs.

There are about 50 Polygonum species.

Where it is found

It is a temperate to subtropical plant. It grows in wetlands. In Vietnam it grows at 1,500 m above sea level.

Countries/locations it is found in

Asia, China, Indochina, Japan, Korea, SE Asia, Vietnam

How it is used for food

Edible parts

Leaves, seeds, shoots

How it is grown

Its other names

Local names

Nghe Thunberg

Synonyms

Helxine arifolia Raf.; Persicaria hastato-triloba Okuyama; Persicaria sinica Migo; Persicaria thunbergii (Siebold & Zucc.) H. Gross; Polygonum arifolium Thunb.; Polygonum hastatotrilobum Meisn.; Polygonum pteropus Hance; Polygonum sinicum (Migo) Fang & Zheng; Polygonum stellatotomenosum W. W. Sm. & Ramasw.; Polygonum stoloniferum F. Schmidt; Tracaulon thunbergii (Siebold & Zucc.) Green; Truellum thunbergii (Siebold & Zucc.) Sojak;