P Poison Ivy Rash. Poison ivy is a plant that causes a persistent, itchy rash because the plant contains urushiol oil, which causes a reaction in most people. Brushing against a poison ivy plant can cause a red, itchy rash with swelling, bumps and blisters.
Poison ivy (Toxicodendron radicans) is a toxic plant that causes an itchy and sometimes painful rash in most people when they touch it. If they can, wear higher socks or longer clothing to cover their legs." Poison ivy, poison oak, and poison sumac (belonging to the Anacardiaceae family) are plants that can cause a rash if individuals come in contact with the oily resin found in them. To treat a mild rash and help stop the itch, dermatologists recommend the following: To treat the rash.
This plant has three-leaves, and it is commonly found in the United States.
The principal difference between the two are that poison oak grows as a low shrub, has leaves that aren't so pointed, and are generally only found in the west and southeastern United States.
Poison ivy is a poisonous plant that can cause a skin rash in people who come into contact with the leaves, stem, or roots. How long you have a rash depends on whether you've had a rash from one of these plants before. These oils act as irritants for the skin.