Look at this pine cone and conker ... like ‘stretched’, ‘spiky’ or ‘smooth’ to describe the shapes you find in nature. For example, 'the conker is a spiky sphere'.

Math is also very much seen in nature ... pine cone? There will be exactly one of the Hemachandra (Fibonacci) number of spirals over and around it. Wikimedia Not impressed yet? The shape of ...

The plants are chosen for their popularity, easy-care nature, adaptability ... seldom appear indoors are like a peace lily with a cone-shaped structure (spadix) surrounded by a cupped white ...