Of all the thousands of flowers in the world, one is almost universally recognizable: the sunflower (Helianthus annuus). With ...

We may receive a commission on purchases made from links. Sunflowers (Helianthus annuus) aren't just beautiful in the garden, ...

What are ways species exchange genes with each other? Hybridization and gene flow are shortcuts to biodiversity that don’t always involve differentiation.