What Tree is it? (Popularity: )

Tree identification. Especially useful way to work from the shapes of leaves.

Ariadne's Trees and Forests (Popularity: )

Glossary of tree-related terms; articles on California trees, hiking, and meditation.

Trees of Alabama and the Southeast (Popularity: )

Brief text and numerous photos of both native and planted trees. Includes section illustrating terminology ...

Trees of Ottawa (Popularity: )

A photographic index of tree species that grow in Ottawa, Ontario, Canada.

Identification of Common Trees of Iowa (Popularity: )

An interactive guide to trees, using a simple visual dichotomous key.

The Tree Register of the British Isles (Popularity: )

Historical, ancient, and biggest trees of Great Britain and Ireland.

Tree Atlas of the Panama Canal Watershed (Popularity: )

Species accounts with images and maps, arranged by scientific name, tanomomy, and common name. In ...

Plant Kaleidoscope (Popularity: )

Large image gallery of cultivated woody plants in Europe.

Catalog of the Woody Plants of Oklahoma (Popularity: )

Descriptions, images, and range maps.

Dendrology at Virginia Tech (Popularity: )

Includes ID keys and fact sheets on over 450 species of wild and cultivated trees ...

Conifers in the Pacific Northwest (Popularity: )

A site that covers common conifers only. Uses an interactive web based dichotomous key.

Goo's Tree Encyclopedia (Popularity: )

Names and illustrations of Japanese trees.

Forest Trees of Florida (Popularity: )

Descriptions and images of over 70 species.

Trees and Shrubs of Ontario (Popularity: )

Designed to assist those interested in learning some of the common trees and shrubs found ...

Fact Sheets for 680 Trees (Popularity: )

Descriptions, illustrations, US range maps, and cultivation of cultivated species from around the world.