Carex duriuscula

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 duriuscula
Subspecies: C. d. subsp. duriuscula – C. d. subsp. rigescens
Name

Carex duriuscula C.A.Mey., Mém. Acad. Imp. Sci. St.-Pétersbourg Divers Savans 1: 214 (1831).
Synonyms

Homotypic
Carex stenophylla var. duriuscula (C.A.Mey.) Trautv., Trudy Imp. S.-Peterburgsk. Bot. Sada 10: 537 (1888).
Vignea duriuscula (C.A.Mey.) Soják, Cas. Nár. Mus., Odd. Prír. 148: 195 (1979 publ. 1980).

Distribution
Native distribution areas:

Continental: Northern America
Alaska, Alberta, Arizona, British Columbia, California, Colorado, Idaho, Illinois, Iowa, Kansas, Manitoba, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, New Mexico, North Dakota, Northwest Territorie, Oregon, South Dakota, Utah, Washington, Wyoming, Yukon
Continental: Asia-Temperate
Altay, Amur, China North-Central, China Southeast, Inner Mongolia, Kazakhstan, Korea, Magadan, Manchuria, Mongolia, New Guinea, Primorye, Qinghai, Saskatchewan, West Siberia, Yakutskiya

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: 214, t. 8.

Links

Govaerts, R. et al. 2020. Carex duriuscula in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2020 Jan 19. Reference page. 
International Plant Names Index. 2020. Carex duriuscula. Published online. Accessed: Jan 19 2020.
Govaerts, R. et al. 2020. Carex duriuscula in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2020 Jan 19. Reference page. 
Tropicos.org 2020. Carex duriuscula. Missouri Botanical Garden. Published online. Accessed: 19 Jan 2020.
USDA, ARS, National Genetic Resources Program. Germplasm Resources Information Network - (GRIN) [Online Database]. [1]