fossil proves 100 million years oldLausanne, Switzerland (SPX) Oct 03, 2013 – Drilling cores from Switzerland have revealed the oldest known fossils of the direct ancestors of flowering plants. These beautifully preserved 240-million-year-old pollen grains are evidence that flowering plants evolved 100 million years earlier than previously thought, according to a new study in the open-access journal Frontiers in Plant Science. Flowering plants evolved from extinct p … more