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The Basics of Tree ID: A step-by-step guide for identifying trees based on observations of their features and characteristics.
Our Factsheets have been helping students learn dendrology for over 20 years. Photo rich and plainly written, they provide information on well over 1000 North American trees, shrubs and vines.
Our vTree app can help you identify the trees and shrubs right where you are standing. Get it for Android or iPhone!
Identification Keys: Use our dichotomous (traditional) leaf key or twig key, or just tell the database what you know with our interview key.
Latin Name Meanings: Knowing the meanings helps with learning the Latin names of trees.
Landowner Tree Factsheets: Learn more about common trees.
Doctor Dendro will entertain your tree-related questions.

Campus Trees: Most of Virginia Tech's campus trees have been inventoried and identified by university faculty and staff.
Superlative Trees: Compiled by the Native Tree Society, this database is our most reliable record of dimensional maximums.
Old Trees: Neil Pederson's Eastern Old List - our most reliable record of tree longevity maximums.
Remarkable Trees of VA and DC: Old, historic, and unique trees of Virginia and Washington DC.
Virginia Big Trees: Virginia's champion trees, by points.
National Champion Tree Register: National champion trees, by points.

Take a Dendrology Quiz: Think you know it all?
Which Trees and Shrubs are Blooming in Montgomery County?
Range Maps: Maps of the ranges of tree species in North America compiled by Elbert Little, of the U.S. Department of Agriculture, Forest Service, and others.
Street Tree Selector: Describe site conditions and get recommendations for tree planting.
Fall Color: Photos of fall colors for nearly 300 species (and the science behind it).
Wood: Descriptions and images of wood characteristics for 61 tree species.
Links: To external resources about trees and their identification.