Hydrilla verticillata var. verticillata variety synonym

Udora lithuanica Andrz. ex Besser species synonym

Serpicula verticillata L.f. species heterotypic synonym

Hydrilla verticillata F.Muell. species doubtful

Hydrilla verticillata subsp. crispa Casp. subspecies synonym

Hydrilla verticillata subsp. tenuis Casp. subspecies synonym

Hydrilla verticillata subsp. brevifolia Casp. subspecies synonym

Hydrilla dentata subsp. pomeranica (Rchb.) Casp. subspecies synonym

Hydrilla verticillata subsp. roxburghii Casp. subspecies synonym

Hydrospondylus submersus Hassk. species synonym

Epigynanthus blumei Hassk. species synonym

Hydora lithuanica (Rchb.) Besser species synonym

Vallisneria verticillata (L.f.) Roxb. species synonym

Hydrilla asiatica Miq. species doubtful

Hydrilla verticillata (L.f.) Royle species accepted

Hydrilla najadifolia Zoll. & Moritzi species synonym

Udora lithuanica Rchb. species synonym

Hydrilla roxburghii Steud. species synonym

Hydrilla verticillata var. crispa Casp. variety synonym

Hydrilla angustifolia Hassk. species synonym

Hydrilla polysperma Blatt. species synonym

Udora occidentalis W.D.J.Koch species synonym

Hydrilla wightii Planch. species synonym

Ixia aquatica Muhl. ex Spreng. species synonym

Hydrilla verticillata var. tenuis Casp. variety synonym

Hydrilla verticillata var. brevifolia Casp. variety synonym

Hydrilla ovalifolia Rich. species synonym

Hydrilla subulata Royle species synonym

Udora pomeranica Rchb. species synonym

Hydrilla verticillata var. roxburghii Casp. variety synonym

Hydrilla dentata var. pomeranica (Rchb.) Casp. variety synonym

Elodea verticillata (L.f.) F.Muell. species synonym

Hydrilla dentata Casp. species synonym

Hydrilla lithuanica (Rchb.) Dandy species synonym

Hydrilla verticillata C.Presl, 1845 species doubtful

Udora verticillata (L.f.) Spreng. species synonym

Ixia aquatica Muhl. species homotypic synonym

Udora lithuanica Andrz. species homotypic synonym