Elatine nivalis Speg.
Crypta triandra A.Braun ex Walp.
Alsinastrum triandrum (Schkuhr) Rupr.
Elatine triandra var. major Troch.
Elatine gracilis H.Mason
Birolia palludosa Bellardi
Elatine hydropiper var. triandra (Schkuhr) Wahlenb.
Elatine triandra f. intermedia Seub.
Ilyphilos triandrus (Schkuhr) Lunell
Elatine triandra f. callitrichoides (Nyl.) Saelán, Kihlm. & Hjelt
Potamopitys triandra (Schkuhr) Kuntze
Elatine hydropiper var. tripetala Hartm.
Elatine triandra f. stenophylla Seub.
Elatine senegalensis Perr. ex A.Chev.
Elatine orientalis Makino
Elatine triandra var. haitiensis Monach.
Elatine oryzetorum Kom.
Elatine inaperta Lloyd
Alsinastrum callitrichoides (Nyl.) Rupr.
Elatine triandra var. genuina Fassett
Elatine triandra f. submersa Seub.
Elatine triandra var. callitrichoides Nyl.
Elatine triandra f. terrestris Seub.
Elatine triandra var. orientalis (Makino) Makino
Elatine tetrandra Maxim.
Elatine callitrichoides (Nyl.) Kauffm.
Elatine microphylla Griseb.
Potamopitys inaperta (Lloyd) Kuntze