Botanists examined the genomes of two species, Quercus acutissima and Q. chenii, to see if changes in the climate three million years ago affected how they hybridised.
Plants that have grown in partnership with human activity in meadows can be a great source of seeds for restoration projects, but their ability to germinate is also a problem.
The Zamiaceae are often considered 'living fossils', but a close study of how they have evolved over millions of years can give a glimpse into the lives of past plants.
Surely once insects have brought pollen to a flower, then plant-plant interaction is over? Not so, says Gerardo Arceo-Gómez, who argues that heterospecific (or other plants') pollen arriving in a flower might affect...