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looseflower alpine sedge

Scientific Name: Carex rariflora

Family: Cyperaceae

Category: Monocot

Growth: Graminoid

Duration: Perennial

Other Names: ME (loose-flowered sedge)

       

Carex rariflora: The Looseflower Alpine Sedge

Discover the fascinating world of Carex rariflora, commonly known as the Looseflower Alpine Sedge. This intriguing plant offers a unique glimpse into the biodiversity of sedges.

Common Names

  • Looseflower Alpine Sedge
  • Loose-flowered Sedge
  • Scant Sedge
  • Mountain Bog-sedge

Taxonomy and Nomenclature

  • Scientific Name: Carex rariflora (Wahlenb.) Sm.
  • Family: Cyperaceae (Sedge Family)
  • Genus: Carex
  • Species: rariflora
  • Subspecies: Carex rariflora var. rariflora
  • Synonyms:
    • Carex rariflora var. androgyna A.E. Porsild
    • Carex stygia T. Holm
  • USDA Symbol: CARA5

Distribution and Habitat

  • Carex rariflora is native to North America (L48 (N), AK (N), CAN (N), GL (N), SPM (N)).
  • It is found in regions like Maine (ME) and Vermont (VT).
  • The species thrives in habitats such as bogs, grass wetlands, and sedge wetlands.
  • Specifically, it dominates Greenlandic High Arctic mires.
  • It has a restricted distribution in Britain, recorded from only 44 10x10km squares in the UK since 1970.

Morphological Characteristics and Growth Habits

  • Prefers full sun, needing at least a few hours of sunlight daily.

Associated Species and Ecosystems

  • Frequently occurs with graminoid species in wetland environments.
  • Similar to the manyflower sedge.

Further Information

  • USDA-NRCS PLANTS Database: Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern.