The dried petals, stem, and leaves retain most of the flower’s pigments, or the substances that produce color. Once the flower feels completely dry, carefully remove it from the press with tweezers.

With petals, the arrows appear more fanned out, which explains how flower petals tend to have more rounded ends than leaves, the researchers said. The study also showed that a gene called Jagged ...

The shape of a flower's petals and leaves are dictated by a biological map hidden inside the flower's growing bud, a new study finds. Researchers at the John Innes Center and the University of ...

A bumblebee visits a flower, drawn in by the bright colours, the patterns on the petals, and the aromatic promise of sweet nectar. But there’s more to pollination than sight and smell.