'The context of each letter is outlined with fine footnotes, there is a brief biography of all correspondents and a thorough, easily searchable index. Pleasure guaranteed for all with an interest in the history of science.' Paul Ashton, The Biologist
List of illustrations; List of letters; Introduction; Acknowledgments; List of provenances; Note on editorial policy; Darwin/Wedgwood genealogy; Abbreviations and symbols; The correspondence; Appendix I. Translations; Appendix II. Chronology; Appendix III. Diplomas; Appendix IV. Reviews of Forms of flowers; Manuscript alterations and comments; Biographical register and index to correspondents; Bibliography; Notes on manuscript sources; Index.