Published by Cornucopia Press, 1989. 200 pages, paperback.
"Mindstretching" -- Arthur C. Clarke
The Truth (?) about Continental Drift, Plate Tectonics, the Expanding Earth, and Subduction, and how these truths have been revealed by a study of the Distributions of Nut Trees and other Plants.
The links below take you to web (html) representations of some extracts from the book. As of 2004, there are also now available FREE DOWNLOADS of the WHOLE BOOK in sections as PDFs (viewed with Acrobat Reader).
For the structure of the book:
Contents and Foreword