Hydrocoleum caespitulum
Hydrocoleum cantharidosmum
Hydrocoleum caput-avis
Hydrocoleum cavanillesii
Hydrocoleum coccineum
Hydrocoleum codicola
Hydrocoleum eatonii
Hydrocoleum floccosum
Hydrocoleum hieronymii
Hydrocoleum homeotrichum
Hydrocoleum homoeotrichum
Hydrocoleum lenormandii
Hydrocoleum meneghinianum
Hydrocoleum muscicola
Hydrocoleum penicillatum
Hydrocoleum platense
Hydrocoleum rufescens
Hydrocoleum stankovicii
Hydrocoleum subcrustaceum
Hydrocoleum subhomoeotrichum
Hydrocoleum subincrustaceum
Hydrocoleum sumincrustaceum
Hydrocoleum terrestre