Cyperus pycnostachyus (Kunth) Kunth, Enum. pl. 2: 77. 1837 sec. González-Elizondo & al. 2018
- ≡Mariscus pycnostachyus Kunth, Nov. gen. sp. 1: 215-216. 1815 syn. sec. Diego & González 2008
- =Cyperus schmitzianus Boeckeler in Allg. Bot. Z. Syst. 2: 1-2. 1896 syn. sec. Diego & González 2008