Poison oak is native to North America. Its botanical name is Toxicodendron pubescens, although another species, western poison oak (Toxicodendron diversilobum), is also commonly referred to as ...

Pacific poison oak and Atlantic poison oak. Pacific grows across the western United States, particularly California, where ...

In the United States, there are two species of poison oak, Toxicodendron diversilobum (western poison oak) and Toxicodendron toxicarium (eastern poison oak). There are also two species of poison ...

It’s found in Arizona and throughout the Midwest, South, and Northeast. Western poison ivy is a low shrub with three leaves that may have yellow or green flowers and white to green-yellow berries.