Sedge
Sedge, the common name of a large family of plants related to the grasses. The sedge family consists of about 90 genera and some 4,000 species. Sedges are found throughout the world, often in wet places such as swamps and bogs. They have narrow leaves and solid stems that, in cross-section, may be three-sided, cylindrical, or flattened. Sedges typically have small tan or green flowers arranged spirally on a stalk.
Carex, the largest genus of the sedge family, has more than 1,500 species. Various species of this genus are used in making matting and grass rugs. Other well-known sedges are the bulrush and the papyrus. Sedges are often confused with rushes.
The sedge family is Cyperaceae.