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cycloloma

Scientific Name: Cycloloma

Family: Chenopodiaceae

Category: Dicot

Growth:

Duration:

Other Names:

       

Cycloloma atriplicifolium: Winged Pigweed

Cycloloma atriplicifolium, commonly known as winged pigweed or tumble ringwing, is the sole species within the monotypic genus Cycloloma.

Considerations for Pets

  • This plant is an annual herb reaching up to 0.8 meters in height.
  • The plant can be abundantly branched and resemble a tumbleweed, which may be a choking hazard for pets if ingested.

Taxonomy and Nomenclature

  • Scientific Name: Cycloloma atriplicifolium (Spreng.) J.M. Coult.
  • Family: Chenopodiaceae (now considered a synonym of Amaranthaceae)
  • Genus: Cycloloma Moq.
  • Synonyms:
    • Kochia atriplicifolia Spreng.
    • Cyclolepis platyphylla (Michaux) Moquin-Tandon
    • Cycloloma platyphyllum (Michaux) Moquin-Tandon
    • Salsola atriplicifolia
  • Common Names: Winged pigweed, tumble ringwing, tumbleweed.

Distribution and Habitat

  • Originally distributed in the Central United States, west of the Mississippi River.
  • Now naturalized in various regions, including California.
  • Often found in disturbed, sandy soils, including dunes.
  • Reported as adventive in Michigan.

Morphological Characteristics

  • Annual plant, growing up to 0.8 meters (2ft 7in) tall.
  • Stems are typically 5-80 cm in height.
  • Can be abundantly branched, sometimes as wide as they are tall.
  • Flowers from August to September, with seeds ripening from September to October.
  • Erect to spreading growth habit.
  • Leaves are alternate, oblong-oval to lanceolate (20-70 mm long, 5-20 mm wide).
  • Many branched spikes with tiny, widely spaced indistinct green to yellow flowers.

Etymology

  • The genus name Cycloloma comes from the Greek words "cyclos" (circle) and "loma," referring to the calyx-wing, thus meaning "circular wing."

Ecological Role

  • A plant of disturbed areas.
  • Can be considered a weed in some contexts, as indicated by its inclusion in checklists of British & Irish Vascular Plants and Stoneworts.

Further Information

  • Tropicos
  • International Plant Names Index
  • Euro+Med PlantBase
  • The Plant List
  • Discover Life