Aconogonon phytolaccifolium

Aconogonon phytolaccifolium
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Core eudicots
Order: Caryophyllales
Family: Polygonaceae
Genus: Aconogonon
Species: A. phytolaccifolium
Binomial name
Aconogonon phytolaccifolium
(Meisn. ex Small) Rydb. 1817
Synonyms[1][2]
  • Aconogonum phytolaccaefolium (Meisn. ex Small) Rydb.
  • Polygonum phytolaccifolium Meisn. ex Small
  • Polygonum phytolaccaefolia Meisn. ex Small
  • Koenigia phytolaccifolia (Meisn. ex Small) T.M. Schust. & Reveal

Aconogonon phytolaccifolium is a species of flowering plant in the knotweed family known by the common name Poke knotweed .

Distribution

Aconogonon phytolaccifolium is native to the western United States: California, Oregon, Washington, Nevada, Idaho, and Montana.[3][4][5]

Description

Aconogonon phytolaccifolium is a perennial herb up to 200 cm (79 in) tall. The lance-shaped or pointed oval leaves are 10 to 20 centimeters long and borne on petioles. The leaves have large stipules which form reddish ochrea up to 3 centimetres (1.2 inches) long. The inflorescence is a long array of branching cluster of many white or greenish flowers. Each flower is about 4 millimetres (0.16 inches) wide and has tiny protruding stamens tipped with yellow or pink anthers.[6]

References

  1. ↑ Tropicos, Polygonum phytolaccifolium Meisn. ex Small
  2. ↑ Tropicos, Aconogonon phytolaccifolium (Meisn. ex Small) Rydb.
  3. ↑ Biota of North America Program 2014 county distribution map
  4. ↑ Calflora taxon report, University of California, Aconogonon phytolaccifolium (Meisn. ex Small) Small ex Rydb., Davis knotweed
  5. ↑ Turner Photographics, Wildflowers of the Pacific Northwest, Polygonum phytolaccifolium Alpine Knotweed photos, description, partial distribution map
  6. ↑ Flora of North America, Aconogonon phytolaccifolium (Meisner ex Small) Small 1917 Poke knotweed

External links


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