Fimbristylis autumnalis (L.) Roem. & Schult., Syst. Veg. 2: 97-98. 1817 sec. González-Elizondo & al. 2018
- ≡Scirpus autumnalis L., Mant. pl. 2: 180. 1771 syn. sec. Diego & González 2008
- =Scirpus mucronulatus Michx., Fl. bor.-amer. 1: 31. 1803 syn. sec. Diego & González 2008
- =Scirpus michauxii Pers., Syn. pl. 1: 68. 1805 syn. sec. Diego & González 2008
- =Trichelostylis mucronulatus (Michx.) Torr. in Ann. Lyceum Nat. Hist. New York 3: 355-356. 1836 syn. sec. Diego & González 2008
- =Trichelostylis geminata Lindl. & Nees, Fl. bras. 2 parte 1: 79-80. 1842 syn. sec. Diego & González 2008
- =Fimbristylis frankii Steud., Syn. pl. glumac. 2: 111. 1855 syn. sec. Diego & González 2008
- =Fimbristylis frankii var. brachyactis Fernald in Rhodora 11: 180. 1909 syn. sec. Diego & González 2008
- =Fimbristylis mucronulata (Michx.) S.F. Blake in Rhodora 20: 24. 1918 syn. sec. Diego & González 2008
- =Fimbristylis autumnalis var. mucronulata (Michx.) Fernald in Rhodora 37: 398. 1935 syn. sec. Diego & González 2008