Rhynchospora capitellata
Encyclopedia
Rhynchospora capitellata is a species of sedge
Cyperaceae
Cyperaceae are a family of monocotyledonous graminoid flowering plants known as sedges, which superficially resemble grasses or rushes. The family is large, with some 5,500 species described in about 109 genera. These species are widely distributed, with the centers of diversity for the group...

 known by the common name brownish beaksedge. It is native to eastern North America and a few spots in the western United States. It grows in wet habitat, such as swamp
Swamp
A swamp is a wetland with some flooding of large areas of land by shallow bodies of water. A swamp generally has a large number of hammocks, or dry-land protrusions, covered by aquatic vegetation, or vegetation that tolerates periodical inundation. The two main types of swamp are "true" or swamp...

s, springtime meadows, and moist areas in forests. It is a perennial herb producing clumps of stems 20 to 100 centimeters tall, each stem sheathed with several narrow, pointed leaves. The inflorescence
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. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

is a cluster of brown spikelets each about 3 or 4 millimeters long.

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