Poison ivy, oak and sumac all can create itchy rashes from urushiol. What you need to know before the rash starts.

But is that truly an accurate way to identify poison ivy? Apparently not, according to a new study ... it turns out there are also many harmless three-leaf native plants,” said a university ...

That itchy, uncomfortable rash from poison ivy can ruin a perfectly good outdoor adventure. The biggest challenge is this ...

There are lots of gorgeous varieties of plants nestled in the Great Smoky Mountains for nature lovers to admire and enjoy. The Great Smoky Mountains National Park is home to thousands of wildflower ...

Outdoor columnist Ben Smith reminds us to be on the lookout for poison ivy as we enter summer.

This resin can be found not ... plants, which often change depending on the type and season. Poison ivy and oak, for example, typically have three glossy leaflets that grow on each leaf.

It can also be inhaled if the poison plants are burned. The smoke may expose not only the skin to the ... Each poison ivy leaf has three leaflets. Poison oak closely resembles poison ivy, although ...

However, you can tell Indian strawberry plants apart by their serrated leaf edges (poison ivy may be contoured but not serrated), while you can tell brambles apart by both their serrated leaves ...

It's not bad advice ... The oil inside the leaf, called urushiol oil, causes it. “Someone contracts poison ivy by contact with urushiol oil that’s found in any of the poison plants," Dr ...