Learn how to make a soft and squishy plush leaf with this easy crochet tutorial—perfect for beginners, cozy decor, or as a cute accessory for your amigurumi creations. Using chunky yarn and simple ...

Each stitch in the crochet pattern represents a single point (a leaf) that ends up at the rock." Together all the points (stitches) define a complicated surface, according to the Lorenz equations.

In fact, these patterns are consistent enough that cold, hard math can predict organic growth fairly well. One assumption that has been central to the study of phyllotaxis, or leaf patterns ...