• Flowering plants are thought to have evolved at least 200 million years ago from gymnosperms like Gnetae.
  • The fossil flowers have male and female reproductive organs but no petals or sepals.
  • Flowers have bright colors, strong scents, and sweet nectar to attract animal pollinators.
  • In exchange for pollination, flowers gave the pollinators nectar.
  • Some of the most recent angiosperms to evolve are grasses, such as domestic grasses.
  • They have many large, edible seeds that contain a lot of food.
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