Dendrology

• Tree Identification

• Science: Agriculture: Forestry 
• Recreation: Outdoors: Animals and Plants: Plants: Trees 
• Home: Gardening: Plants: Trees 

• About.com: Tree Identification and Dendrology  - Provides information on forestry basics and tree identification, recommended readings, and related links and resources.
• The American Woods  - Book offering radial, tangential, and cross-sections of 350 North American woods. Includes scientific and common name indexes.
• Dendrology at Virginia Tech  - Offers tree identification and fact sheets covering nearly a thousand species.
• International Dendrological Research Institute  - Nonprofit organization dedicated to documenting the woody flora worldwide.
• Mont Alto Dendrology  - Offers information and resources for beginning dendrologists. Features photographs, a species list, and instructor contacts.
• SelecTree  - Tree selection guide that includes photos and a list of arboretums, botanical gardens, and cities.
• Tree-Identification.com: Dendrology  - Introduction to dendrology with various information on tree identification.