The leaves of Poison Ivy are compound, each leaf comprised of 3
leaflets. In general, the stalk of a leaf, whether simple or compound, is the petiole, and
the stalk of a leaflet is a petiolule.
The fruit of Poison Ivy is referred to botanically as a drupe, and is greenish-white in color.
A close look at the compound leaves of Poison Ivy shows 3 leaflets with distinct petiolules, one of them long and clearly differentiated from the blade of its leaflet.
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