poison ash

Thesaurus

Noun

1.

poison ash - smooth American swamp shrub with pinnate leaves and greenish flowers followed by greenish white berries; yields an irritating oil poison dogwood, Rhus vernix, Toxicodendron vernix, poison sumac 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

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