Poison sumac plantBy Mayo Clinic staff
Original Article: http://www.mayoclinic.com/health/medical/IM04394
- Slide show: Types of dermatitis
- Slide show: Poison ivy and other summer skin irritants
Poison sumac plant
The poison sumac plant has smooth-edged leaves and can grow as a bush or tree. Unlike poison ivy and poison oak, it doesn't grow in a three-leaf-per-stem pattern.