The price of this book is high, but it is fair when you consider the high quality of the paper and the print. The book makes a perfect gift, and even if you cannot find a donor, you can give it to yourself. My only complaint is with the title of the book. It is too dry for this apotheosis of the beauty of plants. If anyone ever wants to pursue further the hybridization between Alnus rubra and A. tenuifolia , the Skeena River valley between Terrace and Hazelton should be investigated.
Alder hybrids appear to be common, much as the classic swarm of Picea .
It would make a good M.Sc. topic. He was a poet and essayist and in his civil life he was a scientist - immunologist. You may enjoy browsing through his works. The corporal who killed Archimedes With a well-aimed blow he killed the circle, the tangent, and the point of intersection in infinity. Under the penalty of quartering he outlawed all numbers higher than three.