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Carex ×subviridula

Scientific Name: Carex ×subviridula

Family: Cyperaceae

Category: Monocot

Growth: Graminoid

Duration: Perennial

Other Names:

       

Little Green Sedge (Carex viridula)

Considerations for Pets

  • This plant is grass-like and grows in wet areas.
  • The plant has small parts that may detach.

Considerations for Children

  • This plant is grass-like and grows in wet areas.
  • The plant has small parts that may detach.

Carex viridula, commonly known as little green sedge or greenish sedge, is a perennial herb belonging to the sedge family.

Taxonomy and Nomenclature

  • Scientific Name: Carex viridula Michaux
  • Family: Cyperaceae (Sedge family)
  • Synonyms:
    • Carex viridula var. lepidocarpa (Tausch) B.Schmid
    • Carex oederi auct.
    • Carex serotina Mrat
  • Subspecies:
    • Carex viridula subsp. viridula
    • Carex viridula subsp. brachyrrhyncha
    • Carex viridula subsp. oedocarpa (Andersson) B. Schmid

Distribution and Habitat

  • Carex viridula is widespread in a variety of wet habitats.
  • It thrives on wet ground with soils ranging from acidic to neutral, and occasionally mildly alkaline.
  • Habitats include fens, calcareous mires, areas of winter flooding, base-rich flushes, wet ledges on sea-cliffs, wet pasture, and lake margins.
  • It is found in North America (including New England and California), Europe, and beyond.
  • Specific locations mentioned include Alcona County, Alger County, Allegan County, Alpena County, Antrim County, and Arenac County (Including Charity Island), and Baraga County.

Morphological Characteristics

  • Carex viridula is a cespitose (tufted) perennial herb.
  • Culms (stems) are straight or arcuate, typically 2-85 cm tall.
  • Female spikes are not or shortly stalked, mostly less than twice as long as broad, usually 3 altogether, the top two often almost globular and usually overlapping, the third somewhat distant.
  • Most stems have only 1 male spike with a stalk at least 3 units long.
  • Height varies between 5 and 60 centimeters, with Carex viridula being on the smaller end.

Quirky Facts

  • The name "viridula" comes from Latin and means "green," referring to the plant's coloration.

Genetic Information

  • Genetic studies have been conducted to differentiate Carex flava from Carex viridula.

Interactions with Other Organisms

  • Carex hostiana x viridula (C. x fulva) is a known hybrid.

Resources and Further Information

  • Flora of North America (FNA): FNA Website
  • RHS: RHS Website
  • Discover Life: Discover Life Website
  • WCSP: WCSP Website