Picture Hint

 

  Sharply serrated margins,
  leaflets under 3 inches or linear.   
                                  Staghorn Sumac or Mountain Ash

          or

  Indistinct teeth, larger leaflets
  usually over 3 inches long.   
                                             Butternut or Black Walnut

         

You have selected a broad-leafed tree
with branched compound leaves,
with five or more pairs of leaflets
each leaflet over one inch long
with toothed smooth margins.
 

Click on the "key" icon wpeF.jpg (1022 bytes) next to the description that best fits your sample. 
Click on your browser "back" button to go backwards towards the beginning.

To see the entire leaf-only key on one page, click HERE.
Click HERE to return to the home page.

This site created and maintained by Bill Cook, MSU Extension Forester for the Upper Peninsula of Michigan.   Editing and modification is ongoing.  Submit suggestions, questions, and corrections to cookwi@msu.edu or call 906-786-1575. 

wpe5.jpg (2127 bytes)U.P. TREE  IDENTIFICATION  KEY
from Michigan State University Extension