New sunflower family tree reveals multiple origins of flower symmetry

New sunflower family tree reveals multiple origins of flower symmetry

The sunflower family tree revealed that flower symmetry evolved multiple times independently, a process called convergent evolution, among the members of this large plant family, according to a new analysis. The research team, led by a Penn State biologist, resolved more of the finer branches of the family tree, providing insight into how the sunflower … Read more