Cyperus squarrosus is a species of sedge known by several common names, including bearded flatsedge and awned flatsedge. It is found in wet environments nearly worldwide. It is a small sedge, reaching a maximum height between 10 and 16 centimeters. There are one to three short, thin leaves around the base of the plant. The inflorescence is a single spherical or bunched spike of up to 30 spikelets. Each spikelet is flat and has excurved awns,...
Chlorocyperus inflexus (Muhlenberg) Palla; Cyperus aristatus Rottbøll; C. aristatus var. inflexus (Muhlenberg) Kükenthal; C. aristatus var. runyonii O’Neill; C. inflexus Muhlenberg; Dichostylis aristata (Rottbøll) Palla; Mariscus squarrosus (Linnaeus) C. B. Clarke