SagebudPolygonum, or more commonly know as Knotweed, is of the genus Polygonum. Polygonum or Knotweed‘s floral region is North America US Lower 48, Alaska, Hawaii, Puerto Rico and The Virgin Islands, specifically in the states of Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland,… Read More
Plants Classified as Polygonum
Credit: A. Masclef | Atlas des plantes de France. 1891 | License: PD Old PD-Art (PD-old)
Knotweed (Polygonum)
Credit: Martin Cilenšek | Scan from Naše škodljive rastline (1892) | License: PD Old
Prostrate Knotweed (Polygonum Aviculare)
Polygonum Aviculare, or more commonly know as Prostrate Knotweed, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) of the genus Polygonum. Its duration is annual which means it grows for one season only. Polygonum Aviculare or Prostrate Knotweed‘s floral region is North America US Lower 48, Alaska and Hawaii,… Read More
Credit: SB Johnny | http://commons.wikimedia.org/wiki/File:Polygonum_arifolium_001.JPG | License: CC-BY-SA-3.0-migrated GFDL
Halberdleaf Tearthumb (Polygonum Arifolium)
Polygonum Arifolium, or more commonly know as Halberdleaf Tearthumb, is a vine forb/herb of the genus Polygonum. Its duration is annual which means it grows for one season only. Polygonum Arifolium or Halberdleaf Tearthumb‘s floral region is North America US Lower 48, specifically in the states of Connecticut, Delaware, Georgia, Illinois, Indiana, Kentucky, Louisiana, Massachusetts,… Read More
Credit: Badagnani | Own work | License: CC-BY-3.0 GFDL
Tuber Fleeceflower (Polygonum Multiflorum)
Polygonum Multiflorum, or more commonly know as Tuber Fleeceflower, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) of the genus Polygonum. Its duration is perennial which means it will grow year after year. Polygonum Multiflorum or Tuber Fleeceflower‘s floral region is North America US Lower 48, specifically in the… Read More
Credit: Matt Reinbold from Maryland, USA | Envy Grows on Trees | License: CC-BY-2.0
Asiatic Tearthumb (Polygonum Perfoliatum)
Polygonum Perfoliatum, or more commonly know as Asiatic Tearthumb, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) of the genus Polygonum. Its duration is annual which means it grows for one season only. Polygonum Perfoliatum or Asiatic Tearthumb‘s floral region is North America US Lower 48, specifically in the… Read More
Credit: J.M.Garg | Own work | License: CC-BY-3.0 GFDL
Common Knotweed (Polygonum Plebeium)
Polygonum Plebeium, or more commonly know as Common Knotweed, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) of the genus Polygonum. Its duration is annual which means it grows for one season only. Polygonum Plebeium or Common Knotweed‘s floral region is North America US Lower 48, specifically in the… Read More
Credit: Original uploader was Muggwort17 at en.wikipedia | Transferred from en.wikipedia; transferred to Commons by User:PurpleHz using CommonsHelper. | License: PD US Government ...
Pennsylvania Smartweed (Polygonum Pensylvanicum)
Polygonum Pensylvanicum, or more commonly know as Pennsylvania Smartweed, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and red flowers of the genus Polygonum. It has a moderate growth rate and a height of 3.9 feet at maturity. Its duration is annual which means it grows… Read More
Credit: Dawn Endico from Menlo Park, California | Summit MeadowUploaded by hike395 | License: CC-BY-SA-2.0
American Bistort (Polygonum Bistortoides)
Polygonum Bistortoides, or more commonly know as American Bistort, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and white flowers of the genus Polygonum. It has a moderate growth rate and a height of 1.5 feet at maturity. Its duration is perennial which means it will… Read More
Credit: Carl Axel Magnus Lindman (1856-1928) | «Bilder ur Nordens Flora» Stockholm | License: PD Old PD-Art (PD-old)
Alpine Bistort (Polygonum Viviparum)
Polygonum Viviparum, or more commonly know as Alpine Bistort, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and white flowers of the genus Polygonum. It has a moderate growth rate and a height of 1 feet at maturity. Its duration is perennial which means it will… Read More
Credit: Juni from Kyoto, Japan | originally posted to Flickr as Persicaria capitata | License: CC-BY-2.0
Pinkhead Smartweed (Polygonum Capitatum)
Polygonum Capitatum, or more commonly know as Pinkhead Smartweed, is a subshrub forb/herb of the genus Polygonum. Its duration is perennial which means it will grow year after year. Polygonum Capitatum or Pinkhead Smartweed‘s floral region is North America US Lower 48 and Hawaii, specifically in the states of California, Hawaii, Louisiana and Oregon.