Nymphoides Ség.

Leaves floating or plant prostrate on mud Nymphoides
Corolla white, sometimes yellow or orange in the tube, 25–35 mm diam., bearded in the throat; lobes hairy inside, fringed on the margin. Leaves solitary or two on each stem, orbicular-cordate, up to 40 cm wide. Mostly coastal. Uncommon in scattered localities. Ponds or slow moving streams. Fl. spring–autumn. Water Snowflake Nymphoides indica