Audubon Trees - A Field Guide to North American Trees (Android) app for $2.49
Audubon Trees is your essential guide to more than 700 trees of North America. Now you can identify every species in your backyard, parks, gardens, the woods, or fields with thousands of professional color photographs, range maps, and in-depth authoritative information based on the National Audubon Society’s Field Guides to Trees.
Browse trees by shape, name (first, last, scientific), or family. Search by species habitat, region, fruit, leaf, and more. Record your field experiences using the Life List and Sighting features. Track a sighting using your device's GPS, add notes, and save the information to the app for future reference.+