The University of Massachusetts Extension Weed Herbarium offers pictures of various parts of the poison ivy plant to help ...

Poison sumac also produces white or yellow berries, and its leaves turn vibrant colors in the fall. How to Get Rid of Poison Ivy, Oak, and Sumac Once you've identified these plants, the next step ...

Here’s what to do if you think you’ve been exposed to the plant. Nothing ruins a walk in the woods quite as fast as poison ivy, a plant that causes an allergic reaction in up to 75 percent of ...