Simcoe County Bird and Nature Board.
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Re(2): Poison Sumac Posted on July 10, 2017 at 01:23:42 AM by Dave Hawke
Poison (or Swamp) Sumac grows in very wet habitat. Compound leaf has 7-9 leaflets, red rachis, and leaflets tend to stand up (not hang down). White flowers are in a very loose cluster. Replies: