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Carex nigra
Conservation status
	; Least Concern (IUCN 3.1)
	; Secure (NatureServe)
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Clade:	Commelinids
Order:	Poales
Family:	Cyperaceae
Genus:	Carex
Subgenus:	Carex subg. Carex
Section:	Carex sect. Phacocystis
Species:	C. nigra
Binomial name
	Carex nigra; (L.) Reichard
Synonyms
	List Carex acuta var. angustifolia Čelak.; Carex acuta subsp. angustifolia Čelak.; Carex acuta f. badia Sanio; Carex acuta f. diluta Sanio; Carex acuta var. macrocarpa Čelak.; Carex acuta f. melanolepis Sanio; Carex acuta var. minor Sw.; Carex acuta subsp. nigra (L.) Ehrh.; Carex acuta var. nigra L.; Carex acuta var. oxylepis Sanio; Carex acuta f. pseudosparganioides Čelak.; Carex acuta f. stygia Sanio; Carex acuta var. turfosa Sanio; Carex alboatra Willd. ex Kunth; Carex alpina Honck.; Carex angustifolia Sm.; Carex aquanigra B.Boivin; Carex chlorocarpa Wimm.; Carex cespitosa var. alpina Gaudin; Carex cespitosa var. curvata F.Fleisch.; Carex cespitosa f. fuliginosa A.Braun; Carex cespitosa var. goodenowii (J.Gay) Fiori & Paol.; Carex cespitosa var. polymorpha Laest.; Carex cespitosa var. recta F.Fleisch.; Carex cespitosa var. intricata (Tineo ex Guss.) Fiori & Paol.; Carex cespitosa subsp. wiluica (Meinsh.) Krylov; Carex compacta Krock. ex Hoppe; Carex eboracensis Nelmes; Carex echinata subsp. angustifolia Čelak.; Carex fumida Beilschm.; Carex fusca All.; Carex gibsonii Bab.; Carex goodenoughii Asch. & Graebn.; Carex goodenowii J.Gay; Carex intermedia Miégev.; Carex intricata Tineo ex Guss.; Carex juncella (Fr.) Th.Fr.; Carex kolymaensis Kük.; Carex maackii Meinsh.; Carex malazena Steud.; Carex melaena Wimm.; Carex melanolepis Phil.; Carex navasii Merino; Carex obesa All.; Carex orbicularis var. caucasica Ö.Nilsson; Carex polyandra Schkuhr; Carex rigida var. goodenowii (J.Gay) L.H.Bailey; Carex rigida var. intricata (Tineo ex Guss.) Briq.; Carex rigida subsp. intricata (Tineo ex Guss.) Nyman; Carex rigida var. juncea (Fr.) L.H.Bailey; Carex rigida var. strictiformis L.H.Bailey; Carex rufa Lam.; Carex × spiculosa var. hebridensis A.Benn.; Carex stolonifera Hoppe; Carex subcaespitosa (Kük.) Wiinst.; Carex transcaucasica T.V.Egorova; Carex vulgaris Fr.; Carex wiluica Meinsh.; Carex zonata F.Nyl.; Vignantha vulgaris Schur; Vignea cerina Rchb.; Vignea cespitosa var. polygama Peterm.; Vignea chlorocarpa Schur; Vignea compacta Rchb.; Vignea crassinervis Schur; Vignea rigida Fuss; Vignea vulgaris Fuss;

Carex nigra is a perennial species of plant in the sedge family Cyperaceae. Common names include: smooth black sedge,^[3]black sedge and common sedge.^[4]

Description

Carex nigra is a tussock-forming, evergreen perennial sedge, reaching up to 70cm in height. Leaves are grey-green in colour, with yellow margins. Flower spikes and seed heads are purplish-black, appearing in early to late summer.^[4]

Distribution and habitat

It is native to wetlands of Europe, western Asia, north Africa,^[5] and eastern North America.^[6]The eastern limit of its range reaches central Siberia, Turkey and probably the Caucasus.

References

^ Lansdown, R.V. (2014). "Carex nigra". IUCN Red List of Threatened Species. 2014: e.T164003A42343536. doi:10.2305/IUCN.UK.2014-1.RLTS.T164003A42343536.en. Retrieved 10 December 2024.
^ NatureServe. "Carex nigra". NatureServe Explorer. Arlington, Virginia. Retrieved 10 December 2024.
^ NRCS. "Carex nigra". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 2018-11-18.
^ ^a ^b "Black sedge (Carex nigra) Native Marginal plants". Wetland Plants. Retrieved 2024-12-02.
^ Benítez‐Benítez, Carmen; Martín‐Bravo, Santiago; Bjorå, Charlotte S.; Gebauer, Sebastian; Hipp, Andrew L.; Hoffmann, Matthias H.; Luceño, Modesto; Pedersen, Tyril M.; Reznicek, Anton; Roalson, Eric; Volkova, Polina; Yano, Okihito; Spalink, Daniel; Jiménez‐Mejías, Pedro (July 2021). "Geographical vs. ecological diversification in Carex section Phacocystis (Cyperaceae): Patterns hidden behind a twisted taxonomy". Journal of Systematics and Evolution. 59 (4): 642–667. doi:10.1111/jse.12731. ISSN 1674-4918. S2CID 234024542.
^ Standley, L. A.; J. Cayouette; L. Bruederle (2002). "Carex nigra". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 23. New York and Oxford: Oxford University Press. Retrieved 2018-11-18 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

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[IUCN-1] Lansdown, R.V. (2014). "Carex nigra". IUCN Red List of Threatened Species. 2014: e.T164003A42343536. doi:10.2305/IUCN.UK.2014-1.RLTS.T164003A42343536.en. Retrieved 10 December 2024.

[NS-2] NatureServe. "Carex nigra". NatureServe Explorer. Arlington, Virginia. Retrieved 10 December 2024.

[usda-3] NRCS. "Carex nigra". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 2018-11-18.

[:0-4] "Black sedge (Carex nigra) Native Marginal plants". Wetland Plants. Retrieved 2024-12-02.

[5] Benítez‐Benítez, Carmen; Martín‐Bravo, Santiago; Bjorå, Charlotte S.; Gebauer, Sebastian; Hipp, Andrew L.; Hoffmann, Matthias H.; Luceño, Modesto; Pedersen, Tyril M.; Reznicek, Anton; Roalson, Eric; Volkova, Polina; Yano, Okihito; Spalink, Daniel; Jiménez‐Mejías, Pedro (July 2021). "Geographical vs. ecological diversification in Carex section Phacocystis (Cyperaceae): Patterns hidden behind a twisted taxonomy". Journal of Systematics and Evolution. 59 (4): 642–667. doi:10.1111/jse.12731. ISSN 1674-4918. S2CID 234024542.

[fna-6] Standley, L. A.; J. Cayouette; L. Bruederle (2002). "Carex nigra". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 23. New York and Oxford: Oxford University Press. Retrieved 2018-11-18 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

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