Widespread in the Neotropics under names such as Lirio de Agua.  Asese Bay, Lake Nicaragua.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/92252798@N07">Dick Culbert</a> from Gibsons, B.C., Canada
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/92252798@N07/9679364907/">Nymphaea ampla, Mayan Water Lilies</a>