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Western poison ivy grows as a shrub with three leaves attached to a single stem. Poison oak also usually has three leaves, which resemble oak leaves, growing on a shrub. Pacific poison oak may ...
Toxicodendron diversilobum is extremely variable in growth habit and leaf appearance. It grows as a dense 0.5–4 metres (1 + 1 ⁄ 2 –13 feet) tall shrub in open sunlight, a treelike vine 3–9 m (10–30 ft) and may be more than 30 m (100 ft) long with an 8–20 centimetres (3 + 1 ⁄ 4 – 7 + 3 ⁄ 4 inches) trunk, as dense thickets in shaded areas, or any form in between.
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 sumac family species of the genus Toxicodendron: poison ivy, poison oak, poison sumac, and the Chinese lacquer tree. [1]
Western poison ivy (Toxicodendron rydbergii or Rhus rydbergii) is found in northern parts of the eastern United States. It also exists in the western United States and Canada but is much less common than poison oak. It may grow as a vine or a shrub. It was once considered a subspecies of poison ivy. It does sometimes hybridize with the climbing ...
The differences in toxicity in poison ivy, poison oak, and poison sumac are due to differences in the side chains of the chemicals in these plants. In general, poison ivy has a C 15 side chain, poison oak has a C 17 side chain and poison sumac has a C 13 side chain. The dermatitis shows itself in painful and long continued swellings and ...
Ten years later, the sixteen-year-old star gave those same moviegoers a serious case of whiplash when she appeared as a teen seductress in Poison Ivy, which premiered in theaters on May 8, 1992 ...
Poison ivy. What it looks like: Poison ivy is a type of allergic contact dermatitis that is caused by the oil (urushiol oil) in the poison ivy plant, explains Karan Lal, D.O., M.S., F.A.A.D ...
Poison Ivy (song) " Poison Ivy " is a popular song by American songwriting duo Jerry Leiber and Mike Stoller. It was originally recorded by the Coasters in 1959. [ 1] It went to No.1 on the R&B chart, No.7 on the Billboard Hot 100 chart, [ 2] and No.15 in the UK. This was their third top-ten hit of that year following "Charlie Brown" and "Along ...
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