Nuphar variegata; bullhead pond lily [Nymphaeaceae]  Perennial aquatic plants with yellow flowers held above the water and roundly heart-shaped, floating leaves.  The flowers have 5 or 6 large yellow sepals and numerous small petals that are usually shorter than the stamens.  Leaves similar to those of Nymphaea, but typically oval rather than round.  Found in ponds and slow streams.  Flowers from late spring to early fall.  [026]

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