This flower is called the Amorphophallus Titanum, which means "giant misshapen penis." It can generate an amount of heat comparable to the human body temperature which helps strengthen the illusion of rotting meat that attracts the meat eating insects which help to pollinate it. Giant misshapen penis that smells like rotting meat.

Don't forget to thanks your dads today (whose reproductive organs were probably appropriately sized and generally unscented) for putting us on this great big beautiful earth.