Poison Ivy
Toxicodendron radicans var. radicansAnacardiaceae — Cashew family
Native
Staminate flowers.
Pistillate flowers.
A shrub about 5' tall. The larger leaflets are about 6" long.
Killens Pond State ParkMay 2013
A large vine, from underneath. The tree trunk is about two feet in diameter.
White Clay Creek State Park -- Creek RoadJune 2005
White Clay Creek State Park -- Judge Morris Estate
June 2013
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Photos copyright David G. Smith
Information from the Delaware Flora Checklist used with author's permission.