(Toxicodendron radicans)
The Sumac Family (Anacardiaceae)

Poison Ivy has a three-part, alternate, compound, deciduous leaf that may turn brilliant red in fall; vine has dark gray bark covered with “hairy” roots.


Found in dry to moist areas, woodlands and streambeds.

Interesting Facts: 

ALL parts (leaves, stems, and greenish-white berries) are very toxic to humans, causing severe allergic reactions in some people.

Wildlife value: 
Pollen source for bees and other pollinators; foliage and fruit are food source for some mammals and berry-eating birds.
Leaf type: 
Wildlife value: 
Tree dimensions: 

Leaf length: 4.00-10.00 inches

Where to find Poison Ivy on the Louisiana State Arboretum Trails:

TER - Walker Terrace 24.0

Refer to our Live Map to locate this species and its interpretative signage on the trail system.