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Koenigia phytolaccifolia

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Koenigia phytolaccifolia
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


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