Publication: Novon 12: 238 2002
Bibliography
Major references and further lectures
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Jones, D.L. “Cycads of the World”, 2nd edn. Reed Books, Sydney, Australia. 2002.
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Else Marie Friis, Peter R. Crane, Kaj Raunsgaard Pedersen “Early Flowers and Angiosperm Evolution” Cambridge University Press, 18 August 2011