[Chara capillaris A.J.Krocker, moreChara capitata C.C.Nees von Esenbeck, Chara elastica G.B.Amici, Nitella capillaris f. capillaris R.D.Wood, Nitella capillaris f. capituligera A.Braun, Nitella capillaris f. dissoluta W.Migula, Nitella capillaris f. elongata A.Braun, Nitella capillaris f. longifolia A.Braun, Nitella capitata (C.C.Nees) C.Agardh, Nitella capitata var. americana M.C.Chaudhary, Nitella flexilis var. americana M.C.Choudhary, Nitella syncarpa var. capitata (Nees von Esenbeck) Kützing, Nitella syncarpa var. gloeocephala Kützing, Nitella syncarpa var. oxygyra A.Braun ex Rabenhorst]