(Nuphar rubrodisca)
Nuphar-is genus of-aquatic plants-in the family-Nymphaeaceae, with a-temperate-to-subarctic-Northern Hemisphere-distribution. Common names include-water-lily-(Eurasian species; shared with many other genera in the same family),-pond-lily,-alligator-bonnet-or-bonnet lily, and-spatterdock-(North American species)