poison sumac

poison sumac

n.

1. A shrub (Toxicodendron vernix syn. Rhus vernix) typically of swampy habitats in eastern North America, having compound leaves and greenish-white berries and causing an itching rash on contact with the skin.

2. A skin rash caused by contact with this plant.

Thesaurus

Noun	1.	poison sumac - dermatitis resulting from contact with a poison sumac plant Rhus dermatitis - contact dermatitis resulting from contact with plants of the genus Toxicodendron
	2.	poison sumac - smooth American swamp shrub with pinnate leaves and greenish flowers followed by greenish white berries; yields an irritating oil poison ash, poison dogwood, Rhus vernix, Toxicodendron vernix genus Toxicodendron, Toxicodendron - in some classifications: comprising those members of the genus Rhus having foliage that is poisonous to the touch; of North America and northern South America poisonous plant - a plant that when touched or ingested in sufficient quantity can be harmful or fatal to an organism