Synonyms: Acorellus pallae; Chlorocyperus junciformis; Cyperus careyi; Cyperus cossyrensis; Cyperus incurvus (homotypic); Cyperus juncellus; Cyperus junciformis; Cyperus laevigatus; Cyperus laevigatus albidus; Cyperus laevigatus f. atratus (homotypic); Cyperus laevigatus f. macra; Cyperus laevigatus f. reptans; Cyperus laevigatus var. albidus; Cyperus laevigatus var. caespitosus; Cyperus laevigatus var. pallae; Cyperus laevigatus var. pictus; Cyperus laevigatus var. ramlehensis; Cyperus laevigatus var. reptans; Cyperus laevigatus var. subaphyllus; Cyperus laevigatus var. viridulus; Cyperus lateralis (heterotypic); Cyperus leucostachys; Cyperus maritimus (heterotypic); Cyperus monostachyos (heterotypic); Cyperus pleuranthus; Cyperus reptans; Cyperus rivularis (heterotypic); Cyperus roxburghianus; Cyperus roxburghii (heterotypic); Cyperus subaphyllus (homotypic); Cyperus submonastichyus; Cyperus teretifolius; Cyperus uliginosus (homotypic); Cyperus viridulus; Juncellus laevigatus var. junciformis; Juncellus lateralis; Pycreus lateralis