The pictures here are as good as anything I could attach of what I have saved on my PC.
http://landscaping.about.com/od/gall...of-Poison-Ivy/
A little tip. The same stuff that you buy to kill poison ivy is also used to kill clover in your lawn (chemical to look for on the label is triclopyr). However you will notice the poison ivy killer is usually much less expensive than the stuff labeled as "clover killer". The difference? Marketing