Cyperus fugax Liebm. in Kongel. Danske Vidensk.-Selsk. Skr. 5. 2 (Mexic. Halvgr.): 196. 1850 sec. González-Elizondo & al. 2018
- =Cyperus tenellus J. Presl & C. Presl, Reliq. haenk. 1: 176. 1828 syn. sec. Diego & González 2008
- =Cyperus inconspicuus Liebm. in Kongel. Danske Vidensk.-Selsk. Skr. 5. 2 (Mexic. Halvgr.): 197. 1850 syn. sec. Diego & González 2008
- =Cyperus fugax var. humilis Boeckeler in Linnaea 35: 475. 1868 syn. sec. Diego & González 2008
- =Cyperus polystachyos f. fugax (Liebm.) Kük. in Repert. Spec. Nov. Regni Veg. 23: 184. 1926 syn. sec. Diego & González 2008
- =Cyperus polystachyos f. inconspicuus (Liebm.) Kük., Pflanzenr. IV. 20 (Heft 101, 3): 372. 1936 syn. sec. Diego & González 2008
- =Pycreus fugax (Liebm.) C.D. Adams in Ann. Missouri Bot. Gard. 78: 254. 1991 syn. sec. Diego & González 2008