The narrow, floating leaves of fanwort are about 5 to 20 mm ( inch) long. A slimy leafstalk attaches the centre of the leaf .... ( inch)

The narrow, floating leaves of fanwort are about 5 to 20 mm ( inch) long. The pale-yellow or white flowers are about 5.5 mm to 1 cm ( inch) long. Cabomba caroliniana, sometimes called Washington grass, fish grass, or Carolina water shield, is the most common species in North America. ( inch)