Eleocharis obtusa (Willd.) Schult.
Publication: Mant. 2: 89. 1824. 1824.
Eleocharis obtusa (Willd.) Schult. var. ellipsoidales Fernald
Eleocharis obtusa (Willd.) Schult. var. gigantea Fernald
Eleocharis obtusa (Willd.) Schult. var. jejuna Fernald
Eleocharis obtusa (Willd.) Schult. var. peasei Svenson
Scirpus obtusus Willd.