'... based on papers presented at an international symposium on "The evolutionary significance of the exine" held at the ... Society ... and at the Royal Botanic Gardens, Kew on 18-20 September 1974 ... in association with the International Commission for Palynology' - Preface.
English and French text.
The evolutionary significance of the exine. ISBN 0122536509. Published by Academic Press for the Linnean Society of London in 1976. Publication and catalogue information, links to buy online and reader comments.