Luis Ezcurdia, CC BY-SA 3.0, via Wikimedia Commons

All content by Luis Ezcurdia, CC BY-SA 3.0, via Wikimedia Commons

$Romanesco broccoli takes up a visually striking fractal form, where each bud is composed of a self-similar series of smaller buds, all of which follow a logarithmic spiral. Mysteriously, the number of spirals on the head of the Romanesco broccoli is a Fibonacci number.$