Poison ivy (Toxicodendron radicans) likes open disturbed areas but can be found in many habitats. Deer, cattle, goats, and other herbivores browse the nutritious foliage and birds eat the fruit. People fair poorly though as there are at least 10 million cases of allergic contact dermatitis in the United States each year from poison ivy, oak, and sumac
Urushiol and Sensitive People
Did You Know?
There are 13 trails with a combined mileage of approximately 27 miles in Bighorn Canyon National Recreation Area. There are 3 trails with a combined mileage of 2 miles in the North District of the park. The remaining 10 trails are located in the South District of the park. More...