Carex nigromarginata

Carex nigromarginata
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Monocots
(unranked):	Commelinids
Order:	Poales
Family:	Cyperaceae
Genus:	Carex
Species:	C. nigromarginata
Binomial name
Carex nigromarginata Schwein.

Carex nigromarginata is a North American sedge which grows on acid soils in dry woodland, thickets, and roadside and similar ruderal habitats in partial shade or in full sun, often near streams at elevations of 10–800 m. Plants grow in dense clumps, often forming circular patterns on forest floors or roadsides. 2n = 36.^[1]

Range

Ontario, west to Illinois, Missouri, and Arkansas, south from Mississippi to South Carolina and northeast to Rhode Island, Connecticut and Massachusetts.^[1]

References

1. Peter W. Ball & A. A. Reznicek. 2002. Carex nigromarginata. In: Flora of North America Editorial Committee, eds. 1993+ (vol. 23, 2002). Flora of North America North of Mexico. 16+ vols. New York and Oxford. Vol. 23, pp. 534, 541-543.