Synonyms
Callitriche obtusangula f. submersa Glück
Callitriche palustris subsp. obtusangula (Le Gall) Jahand. & Maire
Callitriche obtusangula f. heterophylla Glück
Callitriche aquatica subsp. obtusangula (Le Gall) Bonnier
Callitriche obtusangula f. terrestris Glück