Bistorta amplexicaulis

Bistorta amplexicaulis
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Polygonaceae
Genus:	Bistorta
Species:	B. amplexicaulis
Binomial name
	Bistorta amplexicaulis; (D. Don) Greene
Synonyms
	Bistorta henryi Yonek. & H.Ohashi ; Bistorta oxyphylla (Wall. ex Meisn.) Greene ; Bistorta petiolata (D.Don) Petrov ; Bistorta speciosa Greene ; Persicaria amplexicaulis (D.Don) Ronse Decr. ; Polygonum amplexicaule D.Don ; Polygonum oxyphyllum Wall. ex Meisn. ; Polygonum petiolatum D.Don ;

Bistorta amplexicaulis (synonym Persicaria amplexicaulis), the red bistort or mountain fleece, is a species of flowering plant in the buckwheat family Polygonaceae, native to China, the Himalayas, and Pakistan. It is a damp-loving herbaceous perennial growing to 1.2 m (4 ft) tall and wide, with heart-shaped pointed leaves, downy beneath, and narrow spikes of rose-red or white flowers in summer.

Numerous cultivars have been developed for garden use, including 'Firetail'.