Genus: Persicaria (L.) Mill.

Family: Polygonaceae
  Subfamily: Polygonoideae
      Tribe: Persicarieae
Common names: knotweed, smartweed
Genus number: 15859
Last updated: 04-Nov-2011
Accession Count: 38
Comments: Persicaria J. Hill (1753), nom. inval.

List of Species Records in GRIN

References for  genus:

  • FNA Editorial Committee Flora of North America. 1993-. (F NAmer)
  • Greuter, W. et al., eds. Med-Checklist. 1984-. (L Medit)
  • Iwatsuki, K. et al. Flora of Japan. 1993-. (F Japan)
  • Kim, S.-T. & M. J. Donoghue 2008. Molecular phylogeny of Persicaria (Persicarieae, Polygonaceae). Syst. Bot. 33:77-86.
  • Ronse Decraene, L.-P. & J. R. Akeroyd 1988. Generic limits in Polygonum and related genera (Polygonaceae) on the basis of floral characters. Bot. J. Linn. Soc. 98:330.
  • Tutin, T. G. et al., eds. Flora europaea, second edition. 1993. (F Eur ed2)
  • Wilson, K. L. 1990. Some widespread species of Persicaria (Polygonaceae) and their allies. Kew Bull. 45:621-636.
  • Wu Zheng-yi & P. H. Raven et al., eds. Flora of China (English edition). 1994-. (F ChinaEng)
  • KBD: Kew Bibliographic Databases of Royal Botanic Gardens, Kew
    Note: Log on to KBD for better access.
  • Google Scholar   

Synonyms (=), probable synonyms (=~), and possible synonyms (~) for genus:


  • Fruit: U.S. National Seed Herbarium image
  • Seed: U.S. National Seed Herbarium image
  • Seeds: U.S. National Seed Herbarium image