Toxicodendron vernix
Noun A smooth American swamp shrub (Toxicodendron vernix) with pinnate leaves, greenish flowers, and greenish-white berries that yields an irritating oil. It is a highly poisonous plant known for causing severe skin irritation upon contact.
This term is used as the scientific and common name for a specific poisonous plant species. It is typically used in botanical, ecological, and medical contexts. * The hiker developed a severe rash after accidentally brushing against Toxicodendron vernix. * Toxicodendron vernix is commonly found in wetlands and swampy areas of eastern North America.
The plant is more widely known by its common names, which are often used in everyday language and safety warnings. * Poison sumac: This is the most frequent common name. * Be careful to avoid poison sumac when walking through the marsh. * Poison elder or poison dogwood: These are less common alternative names.
- Poison sumac (n.): The primary common name for .
- Urushiol (n.): The name of the irritating oil produced by this plant and its relatives (poison ivy, poison oak) that causes allergic contact dermatitis.
- Rhus vernix (n.): A former scientific synonym for this species.
- Poison sumac
- Poison elder
- Poison dogwood
- Contact dermatitis: The medical term for the skin rash caused by this plant.
- "Leaves of three, let it be": A common warning phrase for poison ivy. For poison sumac, which has compound leaves with 7-13 leaflets, a related phrase is "Berries white, take flight" or recognizing it as a shrub or small tree with smooth-edged leaflets arranged in pairs.
- smooth American swamp shrub with pinnate leaves and greenish flowers followed by greenish white berries; yields an irritating oil