Rhynchospora tenuis Link in Jahrb. Gewächsk. 1: 76. 1820 sec. González-Elizondo & al. 2018
- =Holoschoenus emaciatus Nees, Fl. bras. 2 parte 1: 121. 1842 syn. sec. Diego & González 2008
- =Rhynchospora emaciata (Nees) Boeckeler in Vidensk. Meddel. Dansk Naturhist. Foren. Kjobenhavn, ser. 3, 1: 149. 1870 syn. sec. Diego & González 2008