poison ivy, aka ‘3 leaves is a type of allergenic plant in the genus toxicodendron

poison ivy aka leaves type allergenic plant genus toxicodendron native asia north america considered single species radicans ivies background botanical branch derma toxic dermatitis detail forest garden green grow growing identification invasive itch killer leaf lush macro natural nature oak poisonous rash scratch shrub skin stem substance summer orientale rydbergii vibrant vine weed