Trees: A Folding Pocket Guide to Familiar North American Plants (Nature Observation North America)

To Speak for the Trees: My Life's Journey from Ancient Celtic Wisdom to a Healing Vision of the Forest

The Language of Flowers: A Fully Illustrated Compendium of Meaning, Literature, and Lore for the Modern Romantic

Trees of Missouri Field Guide (Tree Identification Guides)

Trees of North America: A Guide to Field Identification, Revised and Updated (Golden Field Guide from St. Martin's Press)

Twelve Trees: The Deep Roots of Our Future

Winter Tree Finder: Identifying Deciduous Trees of Eastern North America by Their Bark and Twigs (Nature Study Guides)

Trees of Pennsylvania Field Guide (Tree Identification Guides)

A Beginner's Guide to Recognizing Trees of the Northeast

What a Plant Knows: A Field Guide to the Senses: Updated and Expanded Edition