Smilax herbacea L.
Smooth Carrion-flower Greenbrier
(Smooth Carrion-flower)
Native

Brandywine Creek State Park
May 2003

Brandywine Creek State Park
May 2003
Staminate flowers

Middle Run Valley Natural Area
May 2017
Pistillate flowers

Middle Run Valley Natural Area
May 2017

White Clay Creek State Park -- Thompson Station Road
April 2014
This photo may show S. pulverulenta.