Eleocharis ovata var. obtusa
| Eleocharis ovata (Roth) Roemer & Schultes, var. obtusa (Willdenow) Kükenthal, in Skottsberg, Acta Horti Gothob. 2: 212. 1926. | BASIONYM: Scirpus obtusus Willdenow 1809. | |
Scirpus obtusus
| Scirpus obtusus Willdenow, Enum. Pl. Hort. Berol. 76. 1809. | | TYPE: PENNSYLVANIA: |
Trichophyllum obtusum
| Trichophyllum obtusum (Willdenow) House, Amer. Midl. Naturalist 6: 205. 1920. | BASIONYM: Scirpus obtusus Willdenow 1809. | |
Eleocharis diandra
| Eleocharis diandra C. Wright, Bull. Torrey Bot. Club 10: 101. 1883. | | TYPE: CONNECTICUT: |
Eleocharis macounii
| Eleocharis macounii Fernald, Proc. Amer. Acad. Arts 34: 497. 1899. | | TYPE: CANADA: Quebec: North Wakefield, 13 Sep 1893, Macoun 7552 (holotype: GH). |
Eleocharis obtusa var. ellipsoidalis
| Eleocharis obtusa (Willdenow) Schultes, var. ellipsoidalis (Fernald) Svenson, Rhodora 31: 218. 1929. | | TYPE: MASSACHUSETTS: Barnstable Co.: Shallow Pond, Falmouth, s.d., Fernald & Long 18021 (holotype: GH). |
Eleocharis obtusa var. gigantea
| Eleocharis obtusa (Willdenow) Schultes, var. gigantea Fernald, Proc. Amer. Acad. Arts 34: 493. 1899. | | TYPE: OREGON: |
Eleocharis obtusa var. jejuna
| Eleocharis obtusa (Willdenow) Schultes, var. jejuna Fernald, Proc. Amer. Acad. Arts 34: 492. 1899. | | |
Eleocharis obtusa var. peasei
| Eleocharis obtusa (Willdenow) Schultes, var. peasei Svenson, Rhodora 31: 217. 1929. | | TYPE: NEW HAMPSHIRE: Carroll Co.: Ossipee Lake, Ossipee, 23 Aug 1923, Pease 19233 (holotype: GH). |
Scirpus elegantulus
| Scirpus elegantulus Steudel, Syn. Pl. Glumac. 2: 317. 1855. | | TYPE: LOUISIANA: Orleans Par.: New Orleans, |
Trichophyllum diandrum
| Trichophyllum diandrum (C. Wright) House, Amer. Midl. Naturalist 6: 204. 1920. | BASIONYM: Eleocharis diandra C. Wright 1883. | |