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4:42
YouTube
Professor Dave Explains
Ferns: The Emergence of Roots and Stems
We just learned about lycophytes, so which plants came next on the evolutionary timeline? Those would be ferns. With ferns we finally arrive at a type of plant which should actually look quite familiar to most people, even though these did initially evolve over 300 million years ago, when dinosaurs roamed the earth. What are ferns all about ...
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