English

poison ivy leaves

Noun

eastern poison ivy ‎(uncountable)

1. Toxicodendron radicans, the ivy-like species of Toxicodendron, common in the eastern United States, well-known for its ability to causes an itching rash and blistering for most people, through urushiol, an oil that is a skin irritant.

Coordinate terms

• (ivy-like plant producing skin irritant): Toxicodendron orientale (Asian poison ivy), Toxicodendron rydbergii (western poison ivy)