These massive water lilies, genus Victoria, which can reach nine feet in diameter, were named after the Brit queen by a fellow who spied them in British Guiana (now Guyana). They are said to be able to hold the weight of a person.
Pollination in this Victoriana amazonica is carried out by scarab beetles. Look in the blue box above -- could it be? I think so! Click on the picture to get a closer view and decide for yourself.