Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller, Fl. Schweiz ed. 2. 1: 75. 1905 sec. González-Elizondo & al. 2018
- ≡Scirpus americanus Pers., Syn. pl. 1: 68. 1805 syn. sec. Diego & González 2008
- =Scirpus americanus Pers. var. americanus, Syn. pl. 1: 68. 1805 syn. sec. Diego & González 2008
- =Scirpus chilensis Nees, Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 19 Suppl. 93. 1843 syn. sec. Diego & González 2008
- =Scirpus olneyi A. Gray in Boston J. Nat. Hist. 5: 238. 1847 syn. sec. Diego & González 2008
- =Schoenoplectus olneyi (A. Gray) Palla in Bot. Jahrb. Syst. 10: 299. 1888 syn. sec. Diego & González 2008
- =Heleophylax americanus (Pers.) Schinz & Thell. in Vierteljahrsschr. Naturf. Ges. Zürich 53: 587. 1909 syn. sec. Diego & González 2008
- =Scirpus americanus var. polyphyllus (Boeckeler) Beetle in Amer. J. Bot. 30: 399. 1943 syn. sec. Diego & González 2008