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Flowers may be more ancient than dinosaurs, but scientists can't agree on when they evolved
It would help us understand how angiosperms adapted to different environments ... changes in structures such as leaves, flowers and seeds over time. Comparing their anatomy allows researchers ...
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Seed ferns experimented with complex leaf vein networks 201 million years ago, paleontologists find
Moreover, unlike angiosperms, the leaves of Furcula did ... The authors also identified another group of mysterious seed plants, the Gigantopteridales, as another failed attempt during the Permian ...