Potamogeton pauciflorus Lam.
Potamogeton setaceus L.
Potamogeton oppositifolius var. densa DC.
Potamogeton densus subsp. serratus (L.) Arcang.
Potamogeton densus subsp. setaceus (L.) K.Richt.
Potamogeton densus var. latifolius Wallr.
Potamogeton densus L.
Potamogeton densus var. laxus Opiz
Potamogeton oppositifolius var. densus (L.) Coss. & Germ.
Buccaferrea densa (L.) Bubani
Potamogeton oppositifolius var. laxifolius Coss. & Germ.
Potamogeton oppositifolius DC.
Potamogeton densus var. serratus Asch.
Potamogeton oppositifolius var. angustifolius DC.
Potamogeton densus var. laxifolius Gren. & Godr.
Potamogeton serratus L.
Potamogeton densus var. oppositifolius DC. ex Rchb.
Potamogeton densus var. pauciflorus Lam. ex Vayr.
Potamogeton densus var. major G.Mey.
Potamogeton densus var. angustifolius Mert. & W.D.J.Koch
Potamogeton densus var. rigidus Opiz
Potamogeton densus f. major Cham. & Schltdl.
Potamogeton densus var. lancifolius Mert. & W.D.J.Koch
Potamogeton densus var. setaceus (L.) Nyman
Potamogeton densus f. minor Cham. & Schltdl.
Potamogeton densus f. oppositifolius (DC.) Rchb.
Potamogeton densus f. setaceus (L.) Rchb.
Potamogeton densus subsp. oppositifolius (DC.) Bonnier & Layens
Potamogeton densus var. lanceolatus Gaudin