Center for Aquatic and Invasive Plants - Plant Particulars and Photos Aquatic, Wetland and Invasive Plant Particulars and Photographs University of Florida, Center for Aquatic and Invasive Plants Drawing Cyperus odoratus Flat sedge F lat sedge is an emersed plant. Its overall appearance is typical of this large genus.
Flat sedge grows abundantly along every kind of marshy shore and wet clearing.
Parts of rusty flat sedge are eaten by ducks and other birds. F lat sedge grows from 4 to 30 inches tall. It may have only a few leaves rising from the base, and a few loose sheaths. The base of the inflorescence has 3 to 10 conspicuous leaf-like bracts . The inflorescence may be from 1 to 18 inches long.