Flora of Northern Ireland
  • Persicaria bistorta (L.) Samp. - Common Bistort - Polygonaceae
Persicaria bistorta
(Map updated: March 2008)

Native to Great Britain, but an alien species in Ireland where it is grown as a garden herbaceous perennial. Most Northern Ireland records are of garden escapes or plantings in demesnes, parks or large gardens.

An alternative name is Polygonum bistorta.

All names: Persicaria bistorta (L.) Samp.; Polygonum bistorta L.