Kingdom:
Phylum:
Angiosperms
Order:
Caryophyllales
Genus:
Species:
americanum
ID:
1044062

Status:
valid

Authors:
(Fisch. & C.A.Mey.) T.M.Schust. & Reveal

Source:
tro

Year:
2011

Citation Micro:
Taxon 60: 1663 (2011)

WFO Identifier:
wfo-0001043400

Common Names

  • Polygonum americanum
  • American Knotweed
  • American Polygonum

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Description

Polygonum americanum (also called American Knotweed, among many other common names) is a species of flowering plant native to North America. It typically grows in moist woods, stream banks, and other wet areas.

Uses & Benefits

Polygonum americanum is used as an ornamental plant and is also used in traditional medicine to treat various ailments.

Flower, Seeds and Seedlings

Polygonum americanum has white flowers with yellow centers and yellow petals. Its seeds are small and round, and its seedlings are small, with long, narrow leaves.

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Cultivation and Propagation

Polygonum americanum is a perennial plant that can be propagated by division or seed. It prefers moist, well-drained soil and full sun to partial shade. It is also tolerant of drought and can be grown in a variety of climates.

Where to Find Polygonum americanum

Polygonum americanum can be found in the eastern United States, from Maine to Florida.

Species in the Polygonum genus

Polygonum icaricum, Polygonum idaeum, Polygonum albanicum, Polygonum arenarium, Polygonum arenastrum, Polygonum acetosum, Polygonum salsugineum, Polygonum scoparium, Polygonum tenoreanum, Polygonum perfoliatum, Polygonum plebeium, Polygonum romanum, Polygonum rurivagum, Polygonum ramosissimum, Polygonum douglasii, Polygonum floribundum, Polygonum equisetiforme, Polygonum filicaule, Polygonum bellardii, Polygonum boreale, Polygonum aviculare, Polygonum cognatum, Polygonum careyi, Polygonum maritimum, Polygonum patulum, Polygonum papillosum, Polygonum oxyspermum, Polygonum glaucum, Polygonum gussonei, Polygonum longiocreatum, Polygonum longipes, Polygonum istanbulicum, Polygonum americanum, Polygonum basiramium, Polygonum parksii, Polygonum angustifolium, Polygonum coriarium, Polygonum divaricatum, Polygonum dshawachischwilii, Polygonum erectum, Polygonum hissaricum, Polygonum humifusum, Polygonum jurii, Polygonum panjutinii, Polygonum thunbergii, Polygonum tripterocarpum, Polygonum weyrichii, Polygonum brittingeri, Polygonum lacerum, Polygonum paraguayense,

Species in the Polygonaceae family

Acanthoscyphus parishii, Afrobrunnichia africana, Afrobrunnichia erecta, Antigonon flavescens, Antigonon guatimalense, Antigonon leptopus, Aristocapsa insignis, Atraphaxis intricata, Atraphaxis angustifolia, Atraphaxis aucheri, Atraphaxis avenia, Atraphaxis badghysi, Atraphaxis billardieri, Atraphaxis bracteata, Atraphaxis canescens, Atraphaxis caucasica, Atraphaxis compacta, Atraphaxis daghestanica, Atraphaxis decipiens, Atraphaxis frutescens, Atraphaxis grandiflora, Atraphaxis irtyschensis, Atraphaxis karataviensis, Atraphaxis kopetdagensis, Atraphaxis laetevirens, Atraphaxis macrocarpa, Atraphaxis manshurica, Atraphaxis muschketowii, Atraphaxis pungens, Atraphaxis pyrifolia, Atraphaxis rodinii, Atraphaxis seravschanica, Atraphaxis spinosa, Atraphaxis suaedifolia, Atraphaxis teretifolia, Atraphaxis virgata, Atraphaxis arianum, Atraphaxis atraphaxiforme, Atraphaxis toktogulicum, Brunnichia ovata, Calligonum acanthopterum, Calligonum aciferum, Calligonum aculeatum, Calligonum aequilaterale, Calligonum alaschanicum, Calligonum alatiforme, Calligonum alatum, Calligonum amoenum, Calligonum androssowii, Calligonum aphyllum,

References

The Plant List v1.1 record tro-100377076: Based on the initial data import
Friedrich Ernst Ludwig von Fischer (1782-1854): Based on occurrence of standard abbreviation 'Fisch.' in the authors string.
Carl Anton von Meyer (1795-1855): Based on occurrence of standard abbreviation 'C.A.Mey.' in the authors string.
James L. Reveal (1941-2015): Based on occurrence of standard abbreviation 'Reveal' in the authors string.
Tanja Schuster: Based on occurrence of standard abbreviation 'T.M.Schust.' in the authors string.