Rhynchospora radicans subsp. microcephala (Bertero ex Spreng.) W.W. Thomas in Mem. New York Bot. Gard. 37: 60-64. 1984 sec. González-Elizondo & al. 2018
- =Dichromena microcephala Bertero ex Spreng., Syst. Veg. 1: 202. 1824 syn. sec. Diego & González 2008
- =Rhynchospora pubera var. microcarpa Boeckeler in Linnaea 37: 529. 1872 syn. sec. Diego & González 2008
- =Rhynchospora pubera f. elatior Duss in Ann. Inst. Bot.-Géol. Colon. Marseille 3: 552. 1896 syn. sec. Diego & González 2008
- =Rhynchospora microcephala (Bertero ex Spreng.) Kük. in Bot. Jahrb. Syst. 75: 311. 1951 syn. sec. Diego & González 2008