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Carexnigricans

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Monocots
Cladus: Commelinids
Ordo: Poales

Familia: Cyperaceae
Subfamilia: Cyperoideae
Tribus: Cariceae
Genus: Carex
Species: Carex nigricans
Name

Carex nigricans C.A.Mey., Mém. Acad. Imp. Sci. St.-Pétersbourg Divers Savans 1: 210 (1831).
Synonyms

Heterotypic
Carex nigricans f. feminea Kneuck., Allg. Bot. Z. Syst. 17: 90 (1911).

Homonyms

Carex nigricans Dewey, nom. illeg. = Carex dioica L.
Carex nigricans Hombr. ex Boott, nom. illeg. = Carex darwinii var. darwinii

Distribution
Native distribution areas:

Continental: Northern America
Alaska, Alberta, Aleutian Is., British Columbia, California, Colorado, Montana, New Mexico, Oregon, Utah, Washington, Wyoming, Yukon

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition
References
Primary references

Meyer, C.A.v. 1831. Mém. Acad. Imp. Sci. St.-P&eacute,tersbourg Divers Savans 1: 211, t. 7.

Links

Govaerts, R. et al. 2020. Carex nigricans in Kew Science Plants of the World online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2020 Jan 28. Reference page.
International Plant Names Index. 2020. Carex nigricans. Published online. Accessed: Jan 28 2020.
Govaerts, R. et al. 2020. Carex nigricans in Kew Science Plants of the World online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2020 Jan 28. Reference page.
Tropicos.org 2020. Carex nigricans. Missouri Botanical Garden. Published online. Accessed: 28 Jan 2020.
USDA, ARS, Germplasm Resources Information Network. Carex nigricans in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 08-Apr-12.

Vernacular names
English: black alpine sedge فارسی: کارکس نیکراکنز
русский: Осока чернеющая

Carex nigricans is a species of sedge known by the common name black alpine sedge.
Distribution

This sedge is native to western North America from Alaska to the Sierra Nevada in California, to Colorado, where it grows in wet areas in mountain, taiga, and tundra habitat.
Description
Carex nigricans produces thick mats and loose clumps of stems up to 30 centimeters tall from a network of short rhizomes. The pistillate flowers have dark bracts and the fruit is covered in a dark colored, long beaked perigynium.

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Biology Encyclopedia

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