Polygonum nuttallii

Polygonum nuttallii
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Core eudicots
Order: Caryophyllales
Family: Polygonaceae
Genus: Polygonum
Species: P. nuttallii
Binomial name
Polygonum nuttallii
Small 1895
Synonyms[1]
  • Polygonum intermedium Nutt. ex S. Watson 1882, illegal homonym not Ehrh. 1791
  • Polygonum douglasii subsp. nuttallii (Small) J.C. Hickman

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.[2]

Polygonum nuttallii is an herb up to 35 cm (14 in) tall. Stems are thin and wiry. Flowers are white or pink[3][4][5]

References

  1. ↑ Tropicos, Polygonum nuttallii Small, 1895. Nuttall's knotweed
  2. ↑ Biota of North America Program 2014 county distribution map
  3. ↑ Flora of North America, Polygonum nuttallii Small, 1895. Nuttall's knotweed
  4. ↑ 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 description in English
  5. ↑ 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 line drawing of Polygonum nuttallii


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