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 ...

We’ve all had those encounters when we’re walking around in forests. Is that shrub poison oak? We’ve also seen the Batman movies where Poison Ivy shows up. Her kisses are kisses of death.

Poison sumac grows year-round and any part of the plant, including the leaves, stems, and berries, can cause an allergic reaction. Touching the plant triggers a rash that usually isn't dangerous ...

The plant may have yellow or green flowers or yellow-green berries, depending on the time of year. Like poison ivy and poison sumac, poison oak releases an oil called urushiol when it sustains damage.