Family CN: Frog's-bit Family Family Code: HYDROC Family Parent: [in ALISMATALES] Family Authority: A.L. de Jussieu 1789 Summary: A family of about 18 genera and 120 species, aquatic herbs, cosmopolitan. Here circumscribed to include Najas, often traditionally placed in its own family, following the suggestion of Haynes, Holm-Nielsen, & Les in Kubitzki (1998b) and APG (2003, 2009). Reference: Haynes in FNA (2000), Cook in Kubitzki (1998b), Haynes (1979)=Z; Haynes & Hellquist (1996); Haynes, Holm-Nielsen, & Les in Kubitzki (1998b). Last Updated: 2020-01-01 Publish: 1