Polygonum nuttallii explained

Polygonum nuttallii is a North American species of flowering plant in the buckwheat family known by the common name Nuttall's knotweed. It grows in the Pacific Northwest, in British Columbia, Washington, and Oregon.^[1]

Polygonum nuttallii is an herb up to 35cm (14inches) tall. Stems are thin and wiry. Flowers are white or pink.^{[2] [3] [4]}

External links

• photo of herbarium specimen at Missouri Botanical Garden, collected in Oregon in 1881

Notes and References

1. http://bonap.net/MapGallery/County/Polygonum%20nuttallii.png Biota of North America Program 2014 county distribution map
2. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250060745 Flora of North America, Polygonum nuttallii Small, 1895. Nuttall's knotweed
3. https://www.biodiversitylibrary.org/page/37981074#page/248/mode/1up Small, John Kunkel. 1895. Memoirs from the Department of Botany of Columbia College. vol.I. Monograph of the North American Species of the genus Polygonum page 132
4. https://www.biodiversitylibrary.org/page/37981074#page/249/mode/1up Small, John Kunkel. 1895. Memoirs from the Department of Botany of Columbia College. vol.I. Monograph of the North American Species of the genus Polygonum plate 53