Difference between revisions of "Poison Ivy"
From Wiki
| Line 7: | Line 7: | ||
==Overview== | ==Overview== | ||
| − | Poison Ivy is a plant in the family ''Anacardiaceae''. The name is sometimes spelled "Poison-ivy" in an attempt to indicate that the plant is not a true Ivy (Hedera). It is a woody vine that is well known for its ability to produce urushiol, a skin irritant that causes an itching rash for most people, technically known as urushiol-induced contact dermatitis. | + | Poison Ivy is a plant in the family ''Anacardiaceae''. The name is sometimes spelled "Poison-ivy" in an attempt to indicate that the plant is not a true Ivy (''Hedera''). It is a woody vine that is well known for its ability to produce urushiol, a skin irritant that causes an itching rash for most people, technically known as urushiol-induced contact dermatitis. |
Formerly common only in the Southern United States, poison-ivy is now becoming increasingly prevalent in the North. Kudzu is also seeing a similar geographic extension of its naturally occurring habitat. | Formerly common only in the Southern United States, poison-ivy is now becoming increasingly prevalent in the North. Kudzu is also seeing a similar geographic extension of its naturally occurring habitat. | ||
“Urushiol” comes from the Japanese word for lacquer. | “Urushiol” comes from the Japanese word for lacquer. | ||
Revision as of 13:22, 1 March 2009
Poison Ivy (Toxicodendron radicans). Leaves and stems. From Theodore Roosevelt Island, Washington, D. C. n.d.
fl.9944.65.dr
Overview
Poison Ivy is a plant in the family Anacardiaceae. The name is sometimes spelled "Poison-ivy" in an attempt to indicate that the plant is not a true Ivy (Hedera). It is a woody vine that is well known for its ability to produce urushiol, a skin irritant that causes an itching rash for most people, technically known as urushiol-induced contact dermatitis. Formerly common only in the Southern United States, poison-ivy is now becoming increasingly prevalent in the North. Kudzu is also seeing a similar geographic extension of its naturally occurring habitat.
“Urushiol” comes from the Japanese word for lacquer.
