Plant Life Plant Life A Brief History FREDERICK B. ESSIG 1 1 Oxford University Press is a department of the University of Oxford. It furthers the University’s objective of excellence in research, scholarship, and education by publishing worldwide. Oxford New York Auckland Cape Town Dar es Salaam Hong Kong Karachi Kuala Lumpur Madrid Melbourne Mexico City Nairobi New Delhi Shanghai Taipei Toronto With oices in Argentina Austria Brazil Chile Czech Republic France Greece Guatemala Hungary Italy Japan Poland Portugal Singapore South Korea Switzerland hailand Turkey Ukraine Vietnam Oxford is a registered trademark of Oxford University Press in the UK and certain other countries. Published in the United States of America by Oxford University Press 198 Madison Avenue, New York, NY 10016 © Oxford University Press 2015 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmited, in any form or by any means, without the prior permission in writing of Oxford University Press, or as expressly permited by law, by license, or under terms agreed with the appropriate reproduction rights organization. Inquiries concerning reproduction outside the scope of the above should be sent to the Rights Department, Oxford University Press, at the address above. You must not circulate this work in any other form and you must impose this same condition on any acquirer. Library of Congress Cataloging-in-Publication Data Essig, Frederick B. A brief history of plant life / Frederick B. Essig. pages cm Includes bibliographical references and index. ISBN 978–0–19–936264–6 1. Plants—Evolution. I. Title. QK980.E85 2015 581.3′8—dc23 2014028846 1 3 5 7 9 8 6 4 2 Printed in the United States of America on acid-free paper his book is dedicated to those who have encouraged, guided, and supported my botanical journey: my father, who planted ruit trees and took me backpacking in the mountains; my mother, who let me out of her sight for a month to backpack around Hawaii ater high school; my grandmother, who supplied me with books about plants and introduced me to the wild places of Cape Cod; my high school teacher, Bert Hunt, who showed me wild places rom the Grand Canyon to the northwestern Cascades; my children, for tolerating requent wildlower stops on family vacations; and last but not least my wife, Yau-Ping, who tolerated my many absences rom home to botanize around the world and who provided encouragement and support throughout this project. CONTENTS Acknowledgments ix Artwork Sources xi Introduction xiii 1. he Origin of Photosynthesis 1 2. Eukaryotic Plant Life 17 3. Plants Invade the Land 47 4. Vascular Plants and the Rise of Trees 73 5. Seeds and the Gymnosperms 95 6. Darwin’s Abominable Mystery 117 7. Adaptations for Pollination and Seed Dispersal 137 8. he Dicotyledonous Grade 167 9. he Monocots 199 Epilogue 231 Notes 235 Glossary 237 Bibliography 249 Index 255 ACKNOWLEDGMENTS I would like to thank all of those who read and commented on portions of the manuscript during its development: Gordon Fox, K. T. Scot, Rebecca Pinkerton, Monica Metz-Wiseman, and Genevieve Essig. Special thanks go to Merilyn Burke and Andrew Smith for invaluable help in deciphering copyright law and tracking down copyright owners. I thank also the families of William H. Brown and Gilbert M. Smith, particularly Dr. Jennifer Brown and Mrs. Susan Pellet Minamyer, for granting liberal use of drawings from the classic botanical text- books of these authors, and all the others who granted permission to use illustra- tions from their own or family member’s botanical works. ix
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