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Forestry
Poison, Climbing or Three-leaved Ivy, Poison Oak, Climath. {Rhus radicans) Though a trailing vine on the ground, on fences or on trees and never itself a tree, the Poison or Three-fingered Ivy should appear here that all may know it. Its poisonous powers are much exaggerated, about three persons out of four are immune and the poison is easily cured as
