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little green sedge

Scientific Name: Carex viridula ssp. brachyrrhyncha var. elatior

Family: Cyperaceae

Category: Monocot

Growth: Graminoid

Duration: Perennial

Other Names:

       

Carex viridula - Little Green Sedge

Carex viridula, commonly known as little green sedge, is a species belonging to the Cyperaceae (Sedge) family. The plant is also known as Carex oederi and Carex serotina in some literature, though these are considered synonyms or have overlapping usage.

Taxonomy and Nomenclature

  • Scientific Name: Carex viridula Michx.
  • Common Name: Little Green Sedge
  • Family: Cyperaceae (Sedge Family)
  • Kingdom: Plantae
  • Synonyms:
    • Carex chlorophila Mackenzie (in part)
    • Carex chlorophylla Mackenzie (in part)
    • Carex oederi auct. non Retz.
  • Subspecies:
    • Carex viridula ssp. viridula
    • Carex viridula var. elatior
  • Other Names: Carex oederi, Carex oerderi var.
  • French: carex verdtre
  • German: Spte Gelb-Segge
  • Czech: Ost?ice pozdní
  • Slovak: Ostrica Oederova
  • Polish: Turzyca Oedera

The USDA Symbol for Carex viridula is CAVI5.

Distribution and Habitat

  • Little green sedge inhabits river and lake shores.
  • It is also found on Atlantic shores and islands.
  • In New England, there are two subspecies.
  • It is a very common species of lakeshores, beach pools, and interdunal swales.
  • Often found in very early successional wetland habitats.
  • Mackinac County, Michigan, United States.
  • Idaho

Morphological Characteristics

  • Forms clumps or mats.
  • Culms are light green, 3-angled.
  • Consists of a tuft of leafy culms about 1' tall, with both fertile and infertile shoots present.
  • Terminal spike is usually all staminate.
  • Has 2 to 5 short pistillate spikes.
  • Perigynia and foliage are often olive or dark green.
  • Culms are often arcuate or sinuous.
  • Staminate spikes are on peduncles 3–28 mm.
  • It has small, yellowish green seedheads.

Ecological Role

  • Occurs in abandoned limestone quarries

Interactions with Other Organisms

  • Associated with sedge warblers.

Further Information

  • ARKive
  • Discover Life
  • Dave's Garden