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smooth sumac

a shrub or small tree, Rhus glabra, of the cashew family, native to North America, having pinnate leaves and green flowers in a dense terminal cluster.
Origin of smooth sumac
1805-15, Americanism Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for smooth sumac
  • smooth sumac is known to shade and replace prairie plants and endangered species.
  • Shrubs are invading the openings with gray dogwood, smooth sumac, and prickly ash forming dense thickets in places.
  • The net result is an accelerated increase in the size of the smooth sumac invasion area.

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