Poison ivy (Toxicodendron radicans) is a vine that contains an oily resin known as urushiol. According to the Centers for ...

Like poison ivy, poison oak produces small, white, or yellow berries. Poison sumac is less common but more toxic than its counterparts. It grows as a tall shrub or small tree, typically found in ...

One such plant is poison sumac, a deciduous, woody shrub or small tree. Poison sumac (Toxicodendron ... Poison sumac is considered more allergenic than poison ivy and poison oak, which are other ...

An Arkansas tree cutter who made jars of the lethal poison ricin on his rural property was sentenced to eight years in prison for possessing a biological agent infamously known for being one of ...

Poison ivy annoys with its notorious skin rash ... “You see it grow up trees, and you’ll see it grow up your house, and it’ll creep over ornamentals and perennials, but [to the degree ...

The trees are a member of the same family as poison ivy, and like poison ivy, cashew plants contain a toxin called urushiol. It's found in the plant itself and the brown oil inside a nut's shell.

An Arkansas tree cutter who made jars of the lethal poison ricin on his rural property was sentenced to eight years in prison for possessing a biological agent infamously known for being one of the ...