Kingdom:
Phylum:
Angiosperms
Order:
Caryophyllales
Species:
americana
ID:
1101662

Status:
valid

Authors:
Small

Source:
tro

Year:
1894

Citation Micro:
Mem. Torrey Bot. Club 5: 141 (1894)

WFO Identifier:
wfo-0001101000

Common Names

  • Polygonella americana
  • American Jointweed
  • American Knotweed

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Uses & Benefits

Polygonella americana is used as an ornamental plant in gardens and as a ground cover. It is also used as a medicinal plant to treat various ailments.

Flower, Seeds and Seedlings

Polygonella americana has yellow flowers with five petals. The seeds are small and black. The seedlings are small and have a single, upright stem.

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Cultivation and Propagation

Polygonella americana is a succulent plant that is native to South Africa. It is a low-growing, evergreen perennial that can reach up to 20 cm in height. It has thick, fleshy leaves that are arranged in a rosette pattern. It produces yellow flowers in summer. It is best grown in well-draining soil in a sunny location. Propagation is done by seed or cuttings. Seeds should be sown in spring and cuttings should be taken in late summer or early fall.

Where to Find Polygonella americana

Polygonella americana can be found in the eastern United States.

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