''Carex concinna'' is a species of
sedge
The Cyperaceae are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges. The family is large, with some 5,500 known species described in about 90 genera, the largest being the "true sedges" genus ''Carex'' wit ...
known by the common names low northern sedge, northern elegant sedge, beauty sedge, and beautiful sedge. It is native to northern North America, where it occurs across Canada and in high elevations in the northern contiguous United States.
[Walsh, Roberta A. 1994]
''Carex concinna''.
In: Fire Effects Information System, nline U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory.
This sedge produces loose or dense clumps of triangular stems up to about 20 centimeters tall. There are a few light green leaves around the bases of the stems, each measuring up to 10 centimeters long but just a few millimeters wide. The
inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...
s grow at the top and from the sides of the stems.
[''Carex concinna''.]
Flora of North America. The terminal spike is made up of staminate flowers.[Draft conservation assessment for ''Carex concinna'' R. Brown.]
USDA Forest Service, Eastern Region. Hiawatha National Forest. January, 2004. Each is under a centimeter long. The plant reproduces by seed and by sprouting from its rhizome
In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...
.calcareous
Calcareous () is an adjective meaning "mostly or partly composed of calcium carbonate", in other words, containing lime or being chalky. The term is used in a wide variety of scientific disciplines.
In zoology
''Calcareous'' is used as an adje ...
substrates.[ It is common on the edges of flood channels.][ It occurs in the alvars around the ]Great Lakes
The Great Lakes, also called the Great Lakes of North America, are a series of large interconnected freshwater lakes in the mid-east region of North America that connect to the Atlantic Ocean via the Saint Lawrence River. There are five lakes ...
along with other sedges such as spikerush
''Eleocharis'' is a virtually cosmopolitan genus of 250 or more species of flowering plants in the sedge family, Cyperaceae. The name is derived from the Greek words ἕλειος (''heleios''), meaning "marsh dweller," and χάρις (''charis' ...
(''Eleocharis elliptica''), ebony sedge (''Carex eburnea''), Richardson’s sedge (''Carex richardsonii''), and bulrush sedge (''C. scirpoidea'').[
]
References
External links
The Nature ConservancyUSDA Plants Profile
{{Taxonbar, from=Q2938485
concinna
Flora of North America
Plants described in 1823