The most common causes of ACD are the plants of the Rhus genus, poison ivy (toxicodendron radican ... or urushiol (found in leaves, stems, and roots), of the plant embeds in the skin, producing ...

Its leaves also have saw-toothed edges, unlike poison sumac. While poison sumac likes to grow in wetlands, most other sumacs prefer drier areas with well-drained soils. Poison ivy and poison oak ...