Plant Life in the Devonian.
By Patricia G. Gensel and Henry N. Andrews. Praeger: 1984. Pp.380. $29.95, £32.95.
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Allen, K. How green was the Devonian valley?. Nature 312, 788 (1984). https://doi.org/10.1038/312788b0
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DOI: https://doi.org/10.1038/312788b0