Elodea verticillata (L.f.) F.Muell.
Epigynanthus blumei Hassk.
Hydora lithuanica (Rchb.) Besser
Hydrilla angustifolia Hassk.
Hydrilla dentata Casp.
Hydrilla dentata subsp. pomeranica (Rchb.) Casp.
Hydrilla dentata var. pomeranica (Rchb.) Casp.
Hydrilla lithuanica (Rchb.) Dandy
Hydrilla najadifolia Zoll. & Moritzi
Hydrilla ovalifolia Rich.
Hydrilla polysperma Blatt.
Hydrilla roxburghii Steud.
Hydrilla subulata Royle
Hydrilla verticillata subsp. brevifolia Casp.
Hydrilla verticillata subsp. crispa Casp.
Hydrilla verticillata subsp. roxburghii Casp.
Hydrilla verticillata subsp. tenuis Casp.
Hydrilla verticillata var. brevifolia Casp.
Hydrilla verticillata var. crispa Casp.
Hydrilla verticillata var. roxburghii Casp.