Potamogeton furcatus Potamogeton furcatus Hagstr. in Kungl. Svenska Vetenskapsakad. Handl. 55: 80. 1916Type: Junghuhn=Potamogeton acutifolius auct. non Link: Aston, Aquat. Pl. Austral.: 281. 1973=Potamogeton spec. a Leach & Osborne, Freshw. Pl. Papua New Guinea: 226. 1985Type: Junghuhn