How do you find the names of trees by looking at their leaves?

Answer 1

Leaf key
http://www.uwsp.edu/cnr/leaf/Treekey/tkframe.htm
http://www.cnr.vt.edu/dendro/forsite/Idtree.htm
http://www.extension.iastate.edu/Pages/tree/key.html
http://www.arborday.org/trees/treeID.cfm
http://forestry.about.com/library/treekey/bltree_key_id_start.htm
http://forestry.about.com/cs/treeid/a/100_trees_id.htm
http://uptreeid.com/
http://www.clemson.edu/extfor/publications/bul117/leaf_key.htm
http://www.fw.vt.edu/dendro/forsite/key/page1.htm
http://www.cas.vanderbilt.edu/bioimages/tree-key/simple-leaf-trees.htm
http://www.dnr.state.wi.us/org/caer/ce/eek/veg/treekey/altbranch.htm
http://forestry.about.com/cs/treeid/f/Tree_ID_key.htm

Leaf guides
http://www.maurycountylibrary.org/leaf_id.htm
http://www.mbgnet.net/
http://www.inspire.net/trees/leaf/byleaf.html
http://www2.volstate.edu/JSchibig/tree%20key.htm
http://www.oplin.org/tree/
http://www.realtimerendering.com/trees/trees.html

Answer 2

You usually can't identify trees by their leaves alone but perhaps you can use keys or refer to photos of known trees and their leaves.

Answer 3

There are a lot of good reference books on the market. Go to a good book store and buy one in paper back. The same for edible plants, mushrooms, just about anything.

Answer 4

Leaf, and the plural is leafs. sigh

http://www.oplin.org/tree/
http://www.uwsp.edu/cnr/leaf/Treekey/tkframe.htm
http://www.arborday.org/trees/treeid.cfm