Toxicodendron

Thesaurus

Noun

1.

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 genus Toxicodendron dicot genus, magnoliopsid genus - genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination Anacardiaceae, family Anacardiaceae, sumac family - the cashew family; trees and shrubs and vines having resinous (sometimes poisonous) juice; includes cashew and mango and pistachio and poison ivy and sumac poison ash, poison dogwood, Rhus vernix, Toxicodendron vernix, poison sumac - smooth American swamp shrub with pinnate leaves and greenish flowers followed by greenish white berries; yields an irritating oil markweed, poison mercury, Rhus radicans, Toxicodendron radicans, poison oak, poison ivy - climbing plant common in eastern and central United States with ternate leaves and greenish flowers followed by white berries; yields an irritating oil that causes a rash on contact Rhus diversiloba, Toxicodendron diversilobum, western poison oak - poisonous shrub of the Pacific coast of North America that causes a rash on contact eastern poison oak, Rhus quercifolia, Rhus toxicodenedron, Toxicodendron quercifolium - poisonous shrub of southeastern United States causing a rash on contact Chinese lacquer tree, Japanese lacquer tree, Japanese sumac, Japanese varnish tree, lacquer tree, Rhus verniciflua, Toxicodendron vernicifluum, varnish tree - small Asiatic tree yielding a toxic exudate from which lacquer is obtained