The Collins Tree Guide, written by Owen Johnson and published by HarperCollins Publishers in 2006, is a comprehensive paperback book that serves as a valuable resource for anyone interested in identifying and learning about trees. With 464 pages filled with informative content and detailed illustrations, this book is perfect for tree enthusiasts and beginners alike. The easy-to-use format and expert author make this guide a must-have for those looking to expand their knowledge of the natural world.