Ceratophyllum oxyacanthum Schur species heterotypic synonym

Ceratophyllum platyacanthum var. pentacanthum (Haynald) Tzvelev variety synonym

Ceratophyllum platyacanthum subsp. oryzetorum (Kom.) Les subspecies accepted

Ceratophyllum oryzetorum Kom. species synonym

Ceratophyllum triacanthum Schur species synonym

Ceratophyllum pentacanthum Hayata species heterotypic synonym

Ceratophyllum platyacanthum subsp. platyacanthum subspecies accepted

Ceratophyllum demersum var. pentacanthum (Haynald) K.Schum. variety synonym

Ceratophyllum platyacanthum var. gibberosum Zapal. variety synonym

Ceratophyllum vulgare var. platyacanthum (Cham.) Schleid. variety synonym

Ceratophyllum submersum var. platyacanthum (Cham.) Jess. variety synonym

Ceratophyllum demersum var. quadrispinum Makino variety synonym

Ceratophyllum platyacanthum var. pentacanthum (Haynald) P.Fourn. variety synonym

Ceratophyllum demersum var. notacanthum Foucaud variety synonym

Ceratophyllum demersum subsp. platyacanthum (Cham.) Nyman subspecies synonym

Ceratophyllum demersum subsp. pentacanthum (Haynald) Soó subspecies synonym

Ceratophyllum demersum var. pentacorne Kitag. variety synonym

Ceratophyllum komarovii Kuzen. species synonym

Ceratophyllum demersum var. platyacanthum (Cham.) Wimm. variety synonym

Ceratophyllum pentacanthum Haynald species heterotypic synonym

Ceratophyllum demersum f. quadrispinum (Makino) Kitag. form synonym