Chaetocyperus acicularis (L.) Nees, 1834 | Chaetocyperus costulatus Nees & Meyen, 1843 | Chaetocyperus radicans Steud., 1855 | Chaetocyperus trichoides Steud., 1855 | Clavula acicularis (L.) Dumort., 1827 | Cyperus acicularis (L.) With., 1796 | Eleocharis acicularis (L.) Roem. & Schult. subsp. acicularis | Eleocharis acicularis (L.) Roem. & Schult. var. acicularis | Eleocharis acicularis var. gracilescens Svenson, 1929 | Eleocharis acicularis var. occidentalis Svenson, 1929 | Eleocharis acicularis var. porcata S.G.Sm., 2001 | Eleocharis acicularis var. submersa (Nilsson) Svenson, 1929 | Eleocharis costata J.Presl & C.Presl, 1819 | Eleogiton exigua A.Dietr., 1832 | Isolepis acicularis (L.) Schltdl., 1823 | Isolepis longifolia Steud., 1855 | Isolepis uliginosa Steud., 1855 | Limnochloa acicularis (L.) Rchb., 1835 | Mariscus acicularis (L.) Moench, 1794 | Scirpus acicularis L., 1753