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Arenaria norvegica

Scientific Name: Arenaria norvegica

Family: Caryophyllaceae

Category: Dicot

Growth:

Duration:

Other Names:

       

Arenaria norvegica

Also known as Arctic Sandwort, English Sandwort, or Norwegian Sandwort, Arenaria norvegica is a low-growing plant belonging to the pink family.

Taxonomy and Nomenclature

  • Scientific Name: Arenaria norvegica Gunnerus
  • Family: Caryophyllaceae (Pink Family)
  • Rank: Species
  • Subspecies:
    • Arenaria norvegica subsp. anglica G. Halliday (English Sandwort)
    • Arenaria norvegica subsp. norvegica (Arctic or Scottish Sandwort)
  • Synonyms: Arenaria ciliata L. ssp. norvegica (Gunnerus) Fr. (Skrednarv)

Distribution and Habitat

Arenaria norvegica is found in northwest Europe, including Britain and Iceland. It thrives on base-rich substrates over limestone, serpentine, and other basic rocks. Its habitat includes rocky knolls and screes.

Morphological Characteristics

  • Arenaria norvegica is a much-branched, low-growing plant, typically reaching up to 6 centimeters in height.
  • It can be an annual, biennial, or perennial herb.
  • Leaves are oblanceolate, 3-4.5mm long, somewhat fleshy and dark.

Ecological Role

The plant occurs as two distinct subspecies in Britain: subsp. anglica and subsp. norvegica.

Conservation Status

  • The IUCN category for Arenaria norvegica subsp. norvegica was Vulnerable in 2001.
  • It is listed in the UK Red Data List 2005, SAP lead partner, WELSH Red Data List 2008, and IRISH Red Data List 1987.

Quirky Facts

  • Arenaria norvegica subsp. norvegica was rediscovered in Ireland in 2008 after an absence of 47 years.
  • One herbarium specimen was collected in Warwickshire, VC38, in 1961.

Further Information

For more information, you can consult resources such as the BSBI distribution maps, RHS, The Plant List, IPNI, NYBG Virtual Herbarium, and Discover Life.