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Apr 12, 2023 · Poison sumac (Toxicodendron vernix) inhabits swamps and other wet areas as well as pinewoods and hardwood forests. Poison sumac is considered more allergenic than both poison ivy and poison oak.
Sep 12, 2018 · Thanks to slight differences in the chemical composition of urushiol, poison sumac is more toxic than poison ivy or poison oak. Exposure leads to redness, contact dermatitis, itching, blisters, swelling, and a burning sensation.
Jul 3, 2024 · Poison sumac ( Toxicodendron vernix) contains a rash-inducing oil called urushiol. When this colorless, oily resin makes contact with skin, it can cause allergic contact dermatitis. Poison sumac rashes have red blotches of inflammation or clusters of blistery skin that itch.
Mar 25, 2020 · Poison sumac is a plant that can cause allergic skin reactions. These are usually mild, but treatment may be necessary for severe symptoms. Learn more here.
Toxicodendron vernix, commonly known as poison sumac, [4] or swamp-sumach, [5] is a woody shrub or small tree growing to 9 metres (30 feet) tall. [6] [7] It was previously known as Rhus vernix. This plant is also known as thunderwood, particularly where it occurs in the southern United States.
