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Forestry
Dwarf, Black, Upland or Mountain Sumac. {Rhus copallina) A small tree like the Staghorn; of similar range. Known by the pecu- liar winged stems of the leaves. Leaves 6 to 12 inches long and leaf- lets 2 to 4 inches long ; number 9 to 21. Dry soil. Maine to Minnesota and south to Florida and Texas.