Carex atrata

Carex atrata, called black alpine sedge, is a widespread species of flowering plant in the genus Carex, native to Greenland, Iceland, and most of Europe, plus scattered locations across temperate Asia, including Anatolia, Siberia and the Himalaya, as far as Taiwan and Japan.[3][2] Its chromosome number is 2n=52, with some variants reported.[4]

Carex atrata
Botanical illustration, with Carex atrofusca on the left and Carex atrata on the right.
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Cyperaceae
Genus: Carex
Species:
C. atrata
Binomial name
Carex atrata
Synonyms[2]
  • Loxanisa atrata (L.) Raf.
  • Trasus atratus (L.) Gray

Subspecies

The following subspecies are currently accepted:[2]

  • Carex atrata subsp. atrata
  • Carex atrata subsp. longistolonifera (Kük.) S.Yun Liang
  • Carex atrata subsp. pullata (Boott) Kük.

References
  1. Sp. Pl.: 976 (1753)
  2. "Carex atrata L." Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. 2017. Retrieved 4 January 2021.
  3. "Carex atrata black alpine sedge". The Royal Horticultural Society. Retrieved 4 January 2021.
  4. Rotreklová, Olga; Bureš, Petr; Řepka, Radomír; Grulich, Vít; Šmarda, Petr; Hralová, Ivana; Zedek, František; Koutecký, Tomáš (2011). "Chromosome numbers of Carex". Preslia. 83 (1): 25–58. Retrieved 4 January 2021.
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