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How Old are the Angiosperms?. Nature 191, 442 (1961). https://doi.org/10.1038/191442a0
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DOI: https://doi.org/10.1038/191442a0
Nature volume 191, page 442 (1961)
How Old are the Angiosperms?. Nature 191, 442 (1961). https://doi.org/10.1038/191442a0
Published:
Issue Date:
DOI: https://doi.org/10.1038/191442a0