Polygonella
Encyclopedia
Polygonella is a genus of flowering plant
Flowering plant
The flowering plants , also known as Angiospermae or Magnoliophyta, are the most diverse group of land plants. Angiosperms are seed-producing plants like the gymnosperms and can be distinguished from the gymnosperms by a series of synapomorphies...

s in the knotweed and smartweed
Polygonum
Polygonum is a genus in the Polygonaceae family. Common names include knotweed, knotgrass, bistort, tear-thumb, mile-a-minute, and several others. In the Middle English glossary of herbs "Alphita" , it was known as ars-smerte. There have been various opinions about how broadly the genus should be...

 family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

, Polygonaceae
Polygonaceae
Polygonaceae is a family of flowering plants known informally as the "knotweed family" or "smartweed family"— "buckwheat family" in the United States. The name is based on the genus Polygonum and was first used by Antoine Laurent de Jussieu in 1789 in his book, Genera Plantarum. The name refers...

. Members of this genus are sometimes called jointweed or wireweed.

Selected species

  • Polygonella americana (Fisch. & C.A.Mey.) Small – Southern Jointweed
  • Polygonella articulata (L.) Meisn. – Coastal Jointweed
  • Polygonella basiramia
    Polygonella basiramia
    Polygonella basiramia is a rare species of flowering plant in the knotweed family known by the common names wireweed, hairy wireweed, purple wireweed, and Florida jointweed. It is endemic to Florida in the United States, where it is limited to the central ridges of the peninsula, including the Lake...

    (Small) Nesom & Bates – Florida Jointweed
  • Polygonella ciliata Meisn. – Hairy Jointweed
  • Polygonella fimbriata (Ell.) Horton – Sandhill Jointweed
  • Polygonella gracilis Meisn. – Tall Jointweed
  • Polygonella macrophylla Small – Largeleaf Jointweed
  • Polygonella myriophylla
    Polygonella myriophylla
    Polygonella myriophylla is a rare species of flowering plant in the knotweed family known by the common names sandlace, woody wireweed, and Small's jointweed. It is endemic to Florida in the United States, where it is limited to the central ridges of the peninsula, including the Lake Wales Ridge....

    (Small) Horton – Small's Jointweed
  • Polygonella polygama (Vent.) Engelm. & Gray – October Weed
  • Polygonella robusta (Small) Nesom & Bates – Largeflower Jointweed

External links

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