2 hours ago · Nature · 0 comments

Flower encased in amberPlant fossils are found coast-to-coast in Canada, from 45-million-year-old mosses in British Columbia to fossil forests on Axel Heiberg and Ellesmere islands in the Canadian Arctic. The early angiosperms developed advantages over contemporary groups — rapid reproductive cycles — which made them highly efficient, adapting well to "weedy" growth. These modifications,

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