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

Derived forms: poison ashes

Type of: poisonous plant

Part of: genus Toxicodendron, Toxicodendron

Encyclopedia: Poison ash