  |
The Ancient Bristlecone Pine - http://www.sonic.net/bristlecone/
Dedicated to the oldest-known living tree, growing in the White Mountains in east central California. Information about the location, dendrochronology, photo gallery, and bibliography. |
  |
Forest Biology and Dendrology at Virginia Tech - http://www.cnr.vt.edu/dendro/wwwmain.html
Information about courses, trees, and forest biology. Includes fact sheets on over 450 species of trees. |
  |
Tree Matters - http://www.treematters.freeserve.co.uk/
Site for The Dendrologist, a quarterly magazine. Also contains tree tips and a record of the dates of upcoming dendrology events in the UK. |
  |
The American Woods - http://www.lib.ncsu.edu/specialcollections/forestry/hough/
Wood sections of 350 North American trees from the 14-volume book The American Woods, published between 1888 and 1910 by Romeyn Beck Hough. |
  |
International Dendrological Research Institute - http://www.interdendr.org/
Nonprofit organization dedicated to documenting the woody flora worldwide. |