Callitriche utilized to become a sole genus in the family Callitrichaceae. But, based on data from a AGP II this personal is at present involved in the family Plantaginaceae. A last name Callitrichaceae is to exist as reduced to the status nom.cons. (title to become retained).

Species
   ''C. fassetti
   C. hermaphroditica
       Equivalent word C. autumnalis
   C. heterophylla
       Equivalent word C. anceps, C. bollanderi
   C. intermedia
   C. longipedunculata
   C. marginata
       Equivalent word C. sepulta
   C. palustris
       Equivalent word C. verna
   C. pedunculosa
       Equivalent word C. nuttallii
   C. peploides
   C. stagnalis
   C. terrestris
       Equivalent word C. austinii, C. deflexa
   C. trochlearis''