Information from Wikipedia on the study of woody plants including trees, shrubs and lianas.
Dedicated to the oldest-known living tree, growing in the White Mountains in east central Californi...
Compendium of research papers describing the characteristics and distribution of important broadlea...
Wood sections of 350 North American trees from the 14-volume book The American Woods, published bet...
Information from Wikipedia on tree-ring dating which is a scientific method of dating based on the ...
Information on research into tree root architecture, tree root growth and tree stability.
Information about courses, trees, and forest biology. Includes tree ID fact sheets on over 900 spec...
Site for The Dendrologist, a quarterly magazine. Also contains tree tips and a record of the dates ...