Toxicodendron radicans, commonly known as eastern poison ivy or poison ivy, is an allergenic Asian and Eastern North American flowering plant in the genus Toxicodendron.The species is well-known for causing urushiol-induced contact dermatitis, an itchy, irritating, and sometimes painful rash, in most people who touch it.
Numerous subspecies and/or varieties of T. radicans are...
- Distribution and habitat
T. radicans grows throughout much of North America,...
Urushiol-induced contact dermatitis (also called Toxicodendron dermatitis or Rhus dermatitis) is a type of allergic contact dermatitis caused by the oil urushiol found in various plants, most notably species of the genus Toxicodendron: poison ivy, poison oak, poison sumac, and the Chinese lacquer tree.
Poison ivy rash. Brushing against a poison ivy plant can cause a red, itchy rash with swelling, bumps and blisters. Frequently, the rash takes a linear form (as in the top-left corner of the photo) due to the way the plant sweeps across the skin.
Jul 09, 2018 · Poison ivy produces an oil called urushiol that causes a rash in about 85 percent of people who come in contact with it, notes the American Academy of Dermatology.. The rash isn’t contagious to ...
Urushiol / ʊ ˈ r uː ʃ i. ɒ l / is an oily mixture of organic compounds with allergenic properties found in plants of the family Anacardiaceae, especially Toxicodendron spp. (e.g., poison oak, Chinese lacquer tree, poison ivy, poison sumac) and also in parts of the mango tree.
Poison ivy (Toxicodendron radicans) is a vine. It is well-known for causing a rash. The rash is urushiol-induced contact dermatitis. This is itchy, irritating, and sometimes painful. This is an example of a defence against herbivores. The vine's leaves come in threes, with a shiny appearance caused by the oil on the leaves.
Apr 17, 2019 · Poison ivy rash is caused by contact with poison ivy, a plant that grows almost everywhere in the United States. The sap of the poison ivy plant, also known as Toxicodendron radicans, contains an ...
Poison Ivy (Dr. Pamela Lillian Isley (/ ˈ aɪ z l i /) is a fictional supervillain appearing in comic books published by DC Comics, commonly in Batman stories. Poison Ivy was created by Robert Kanigher and Sheldon Moldoff, and made her debut in Batman #181 (June 1966).
Jul 04, 2018 · A woody vine plant in the family Anacardiaceae well-known for its ability to produce urushiol, a skin irritant that causes an itching rash for most people. Usage notes . Although usually written as poison ivy, the name is often spelled "poison-ivy" to indicate that it is not a true Ivy or Hedera.
Feb 02, 2020 · How to Get Rid of Poison Ivy Rashes. If you find yourself itching all over after touching a 3-leaf plant during your nature walk in Asia or North America, don't worry! Poison ivy is a plant that causes a persistent, itchy rash because the...