A Japanese plant species with a peculiar leaf pattern recently revealed unexpected insight into how almost all plants control their leaf arrangement. Leaves can be enjoyed for their shade, autumn ...

A doctoral student has identified a long-overlooked pattern in how plants evolved their equivalent of lungs -- tiny pores on the surfaces of leaves called stomata. Using specialized imaging techniques ...

An unusual arrangement of leaves in a 407-million-year-old fossilized plant is complicating scientists’ understanding of plant evolution. Most land plants living today have spiral patterns involving ...

A 400-million-year-old fossil reveals that, unlike most modern plants, some of the earliest land plants didn’t have leaves radiating out at angles that follow the Fibonacci sequence. The discovery ...

Spring arrives with a burst of life, but it also comes with a puzzle: those curling leaves on plants that make them look like they’re auditioning for a sculpture contest. While the shapes can seem ...

There’s one thing about leaves that science has long agreed upon: They only grow so big as available water allows — but not so big that the whole plant overheats. The water part makes sense. We all ...

Leaves can be enjoyed for their shade, autumn colors, or taste, and the arrangement of leaves on a plant is a practical way to identify a species. However, the details of how plants control their leaf ...