inconvergent has a great article about generative art, with many excellent examples of various techniques. While reading the section about Hyphae , I decided to give it a try and see what I could come up with along those lines. Hyphae (the plural of hypha) are long tendrils that grow from fungi. They grow from their tips, and will often branch new tendrils. My goal was to come up with a system to simulate their growth by following these rules: