Polygonum majus

Polygonum majus

Critically Imperiled  (NatureServe)
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Core eudicots
Order: Caryophyllales
Family: Polygonaceae
Genus: Polygonum
Species: P. majus
Binomial name
Polygonum majus
(Meisn.) Piper 1901
Synonyms[1]
  • Polygonum coarctatum var. majus Meisn. 1856
  • Polygonum douglasii subsp. majus (Meisn.) J.C. Hickman

Polygonum majus is a North American species of flowering plant in the buckwheat family known by the common name Wiry knotweed. It grows in the western United States and western Canada, from British Columbia south as far as the Sierra Nevada of northwestern Inyo County in California, east as far as Montana.[2][3]

Polygonum majus is an herb up to 60 cm (2 feet) tall. Stems are thin and wiry. Flowers are white or pink[4][5]

References

This article is issued from Wikipedia - version of the 7/30/2015. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.