While not truly poisonous, they all cause a painfully itchy rash upon contact due to an oil called urushiol on their leaves, ...

Poison ivy contains an oil called urushiol, which causes a red, itchy rash when it transfers to the skin. Every part of the plant contains this oil, from the roots to the stem to the leaves ...

More than likely, we’ve all had a scare once or twice involving poison ivy. If you are an outdoor enthusiast, being educated ...

Numerous people tend to develop an itchy rash after coming into contact with poison ivy, which is a plant that contains an oil called urushiol. This oil resides in the leaves, stems, and roots of ...